Please Note: This operation and instruction manual is for the training of the
OEM and for the OEM to use to train their customers. This document is not
to be used as the complete system manual.
General Warnings (Must appear in OEM’s manual) .............................................................................................................4
Specifi cations which must be included in OEM’s Manual ....................................................................................................5
Control Valve Function and Cycles of Operation ........................................................................................................................6
Drive Cap Assembly, Main Piston and Regenerant Piston ..................................................................................................10
Injector Cap, Screen, Injector Plug and Injector .................................................................................................................11
Refi ll Flow Control Assembly or Refi ll Port Plug ...............................................................................................................11
Drain Line Flow Control and Fitting Assembly ..................................................................................................................12
Water Meter or Meter Plug ..................................................................................................................................................13
OEM General Instructions .........................................................................................................................................................16
OEM Softener System Setup Quick Reference ...................................................................................................................17
OEM Filter System Setup Quick Reference ........................................................................................................................20
User Display Settings ..........................................................................................................................................................22
Valve History .......................................................................................................................................................................25
Drawings and Part Numbers ......................................................................................................................................................30
Front Cover and Drive Assembly ........................................................................................................................................31
WS1CS Drive Cap Assembly, Downfl ow Piston, Upfl ow Piston, Regenerant Piston and Spacer Stack Assembly ...........32
WS1.25CS Drive Cap Assembly, Downfl ow Piston, Regenerant Piston and Spacer Stack Assembly ...............................33
Injector Cap, Injector Screen, Injector, Plug and O-ring .....................................................................................................34
Refi ll Flow Control Assembly and Refi ll Port Plug ............................................................................................................35
Drain Line – 3/4” .................................................................................................................................................................36
Drain Line – 1” ....................................................................................................................................................................37
Water Meter, Meter Plug and Mixing Valve ........................................................................................................................38
Flow Diagrams – Service and Backwash ............................................................................................................................42
Flow Diagrams – Downfl ow and Upfl ow ............................................................................................................................43
Flow Diagrams – Rinse and Fill ..........................................................................................................................................44
Service Instructions ....................................................................................................................................................................46
Injector Graphs US Units: Injector Draw, Slow Rinse and Total Flow Rates ...........................................................................54
Injector Graphs Metric Units: Injector Draw, Slow Rinse and Total Flow Rates ......................................................................56
Limited W arranty .......................................................................................................................................................................60
Page 4 WS1CS & WS1.25CS Manual
Introduction
This manual is about a control valve to be used on water softeners or water fi lters. The manual is designed to aid water treatment
equipment manufacturers in the selection of the various control valve options. Information in this manual is different than what is
needed for installation and servicing of a particular water treatment system. This manual is not intended to be used as a manual for
a complete water softener or fi lter. Certain parts of the manual will serve as aids to manufacturers in the writing and layout of the
manuals for installers and service personnel.
General Warnings (Must appear in OEM’s manual)
The following general warnings and the specifi cations in Table 1 must appear in the OEM’s System Manual.
The control valve, fi ttings and/or bypass are designed to accommodate minor plumbing misalignments but are not designed to
support the weight of a system or the plumbing.
Do not use Vaseline, oils, other hydrocarbon lubricants or spray silicone anywhere. A silicone lubricant may be used on black
o-rings but is not necessary. Avoid any type of lubricants, including silicone, on clear lip seals.
The nuts and caps are designed to be unscrewed or tightened by hand or with the special plastic wrench. If necessary a pliers can be
used to unscrew the nut or cap. Do not use a pipe wrench to tighten or loosen nuts or caps. Do not place a screwdriver in the slots on
caps and/or tap with a hammer.
Do not use pipe dope or other sealants on threads. Use tefl on tape on threaded inlet, outlet and drain fi ttings. Tefl on tape is not
necessary on the nut connection or caps because of o-ring seals.
After completing any valve maintenance involving the drive assembly or the drive cap assembly and pistons, press and hold NEXT
and REGEN buttons for 3 seconds or unplug power source jack from the printed circuit board (black wire) and plug back in. This
resets the electronics and establishes the service piston position. The display should fl ash all wording, fl ash the software version
(e.g. 405), and then reset the valve to the service position.
All plumbing should be done in accordance with local plumbing codes. The pipe size for the drain line should be a minimum of ½”.
Backwash fl ow rates in excess of 7 gpm or length in excess of 20’ require a ¾” drain line.
Solder joints near the drain must be done prior to connecting the drain line fl ow control fi tting. Leave at least 6” between the drain
line control fi tting and solder joints when soldering pipes that are connected on the drain line control fi tting. Failure to do this could
cause interior damage to the drain line fl ow control fi tting.
When assembling the installation fi tting package (inlet and outlet), connect the fi tting to the plumbing system fi rst and then attach
the nut, split ring and o-ring. Heat from soldering or solvent cements may damage the nut, split ring or o-ring. Solder joints should
be cool and solvent cements should be set before installing the nut, split ring and o-ring. Avoid getting primer and solvent cement on
any part of the o-rings, split rings, bypass valve or control valve.
Plug into an electrical outlet. Note: All electrical connections must be connected according to local codes. (Be certain the outlet is
uninterrupted.)
Install grounding strap on metal pipes.
WS1CS & WS1.25CS Manual Page 5
Table 1
Specifi cations which must be included in OEM’s Manual
Supply Voltage
Supply Frequency
Output Voltage
Output Current
No user serviceable parts are on the PC board, the motor, or the AC adapter. The means of
disconnection from the main power supply is by unplugging the AC adapter from the wall.
Service fl ow rate 1" (includes bypass and meter)27 gpm (102.2 lpm) @15 psig (103 kPa) drop
Backwash fl ow rate 1" (includes bypass)27 gpm (102.2 lpm) @25 psig (172 kPa) drop
Service fl ow rate 1.25" (includes meter)34 gpm (128.7 lpm) @15 psig (103 kPa) drop
Service fl ow rate 1.25" (includes bypass and meter)32 gpm (121.1 lpm) @15 psig (103 kPa) drop
Backwash fl ow rate 1.25"32 gpm (121.1 lpm) @25 psig (172 kPa) drop
Backwash fl ow rate 1.25" (includes bypass)30 gpm (113.5 lpm) @25 psig (172 kPa) drop
Minimum/Maximum Operating Pressures20 psi (138 kPa) -125 psi (862 kPa)
Minimum/Maximum Operating Temperatures40°F (4°C) - 110°F (43°C)
AC Adapter:
Tank Thread2½” - 8 NPSM
Control Valve Weight4.5 lbs. 2.0 kg
PC Board MemoryNonvolatile EEPROM
Compatible with regenerants/chemicalsSodium chloride, potassium chloride, potassium
Table 2 contains a summary of specifi cations for the control valve and bypass valve.
Quick Reference Specifi cations
U.S. International
120 V AC 230V AC
60 Hz 50 Hz
12 V AC 12 V AC
500 mA 500 mA
Table 2
U.S. International
120 V AC 230V AC
60 Hz 50 Hz
12 V AC 12 V AC
500 mA 500 mA
- 1” NPT elbow which has a unique drill out feature to allow a
¼” NPT connection to the inlet and/or outlet
- ¾” & 1” PVC solvent weld fi tting
- ¾” or 1” straight brass sweat fi ttings
- 1” or 1 ¼”plastic male NPT fi ttings
- 1” or 1 ¼” plastic male BSPT fi ttings
- 1¼” & 1½” brass sweat fi tting
- 1¼” & 1½” PVC solvent fi tting
- ¾” or 1” PEX fi ttings
1.32” outside diameter (1” NPS)
32 mm outside diameter
(electrically erasable programmable read only memory)
permanganate, sodium bisulfi te, chlorine and chloramines
Page 6 WS1CS & WS1.25CS Manual
Control Valve Function and Cycles of Operation
This glass fi lled Noryl1 (or equivalent) fully automatic control valve is designed as the primary control center to direct and regulate
all cycles of a water softener or fi lter. When the WS1CS control valve is manufactured as a softener, the control valve can be
ordered to perform downfl ow or upfl ow regeneration. The WS1.25CS control valve is only available in downfl ow regeneration.
When the WS1CS or WS1.25CS control valve is set up as a fi lter, the control valve can be set to perform downfl ow regeneration or
simply backwash. The control valve can be set to regenerate on demand (consumption of a predetermined amount of water) and/or
as a time clock (passage of a particular number of days). The control valve can be set so that a softener can meet the Water Quality
As so ci a tion (WQA) Standard S100 or NSF/ANSI Standard 44 effi ciency rating.
It is not recommended to change control valves from downfl ow to upfl ow brining or vice versa in the fi eld. The valve bodies
for downfl ow and upfl ow are unique to the regeneration type and and should not be interchanged. A mismatch of valve body
and regeneration piston will result in hard water bypass during service.
The control valve is compatible with a variety of regenerants and resin cleaners. The control valve is capable of routing the fl ow
of water in the necessary paths to regenerate or backwash water treatment systems. The injector regulates the fl ow of brine or
other regenerants. The control valve regulates the fl ow rates for backwashing, rinsing, and the replenishing of treated water into a
regenerant tank, when applicable.
The control valve uses no traditional fasteners (e.g. screws); instead clips, threaded caps and nuts and snap type latches are used.
Caps and nuts only need to be fi rmly hand tightened because radial seals are used. Tools required to service the valve include one
small blade screw driver, one large blade screw driver, pliers and a pair of hands. A plastic wrench is available which eliminates the
need for screwdrivers and pliers. Disassembly for servicing takes much less time than com pa ra ble products currently on the market.
Control valve in stal la tion is made easy because the distributor tube can be cut ½” above to ½” below the top of tank thread. The
distributor tube is held in place by an o-ring seal and the control valve also has a bayonet lock feature for upper distributor baskets.
The AC adapter power pack comes with a 15 foot power cord and is designed for use with the control valve. The AC adapter power
pack is for dry location use only. The control valve remembers all settings for up to 8 hours if the power goes out and the battery
is not depleted. After 8 hours, the only item that needs to be reset is the time of day; other values are permanently stored in the
nonvolatile memory. If a power loss lasts less than 8 hours and the time fl ashes on and off, the time of day should be reset and the
non rechargeable battery should be replaced.
Table 3 shows the order of the cycles when the valve is set up as a softener. The OEM has the option of having the regenerant refi ll
after the rinse cycle or have the regenerant prefi ll before regeneration. If the OEM chooses to have the regenerant prefi ll before
regeneration, the prefi ll starts two hours before the regeneration time set. During the 2-hour period in which the brine is being made,
treated (softened) water is still available. For example: regeneration time = 2:00 am, prefi ll option selected, downfl ow softener.
Fill occurs at 12:00 a.m., start of backwash cycle occurs at 2:00 a.m. Tables 4 and 5 show the length of the cycles when different
program codes are selected.
Table 3
Regeneration Cycles Softening
WS1CS & WS1.25CS
Downfl ow Regenerant
Refi ll After Rinse
st
1
Cycle: Backwash
nd
2
Cycle: Regenerate
rd
3
Cycle: Second
Backwash*
th
4
Cycle: Rinse
th
5
Cycle: Fill/Dissolve
th
6
Cycle: Service
WS1CS & WS1.25CS
Downfl ow Regenerant
Prefi ll
st
1
Cycle: Fill
nd
2
Cycle: Service
rd
3
Cycle: Backwash
th
4
Cycle: Regenerate
th
5
Cycle: Second
Backwash*
th
6
Cycle: Rinse
th
7
Cycle: Service
WS1CS Only
Upfl ow Regenerant
Refi ll After Rinse
st
1
Cycle: Regenerate
nd
2
Cycle: Backwash
rd
3
Cycle: Rinse
th
4
Cycle: Fill/Dissolve
th
5
Cycle: Service
WS1CS Only
Upfl ow Regenerant
Prefi ll
st
1
Cycle: Fill
nd
2
Cycle: Service
rd
3
Cycle: Regenerate
th
4
Cycle: Backwash
th
5
Cycle: Rinse
th
6
Cycle: Service
*Second Backwash is optional
1
Noryl is a trademark of General Electric.
WS1CS & WS1.25CS Manual Page 7
Table 4
Downfl ow Softener Program Codes for WS1CS or WS1.25CS
Table 6 shows the order of the cycles when the
valve is set up as a fi lter. If the control valve is set
to regenerate for a fi lter, the OEM has the option
of having the regenerant refi ll after the rinse cycle
or have the regenerant prefi ll before regeneration.
If the OEM chooses to have the regenerant prefi ll
before regeneration, the prefi ll starts two hours
before the regeneration time set. During the
2-hour period in which the regenerant is being
made, treated water is still available. For example:
regeneration time = 2:00 am, prefi ll option
selected, downfl ow fi lter. Fill occurs at 12:00 a.m.,
start of backwash cycle occurs at 2:00 a.m. Tables
7 and 8 show the length of the cycles when the
valve is set up as a fi lter.
When the control valve is used as a nonregenerating fi lter, the OEM has the option to
specify one backwash or two backwashes. If two
backwashes are specifi ed, two rinses occur. Tables
7 and 8 show the length of the cycles when the
valve is set up as a fi lter. When used as a non-
regenerating fi lter, the downfl ow piston must be
installed, the regenerant piston removed, injector
plugs must be installed in both the DN and UP
injector locations and the refi ll elbow must be
replaced with a refi ll port plug.
NOTE: The program codes listed on this page
and the following page should be used only as a
guideline. Any program code listed can be applied
to a softener or fi lter application for WS1CS
valves.
Note: For non-regenerant fi lters: 1) The regenerant piston is removed; 2) injector
plugs are installed in both the UP and DN holes under the injector cap.
If desired enter a value less
than estimated capacity
YesYesYesAny Number
YesNoneYesYesYesAny NumberOff
The control valve with a water meter can be set for Demand Initiated Regeneration (DIR) only, Time Clock operation only or DIR
and Time Clock which ever comes fi rst, depending upon what settings are selected for Day Override and Gallon Capacity.2 See
Table 9.
If a control valve does not contain a meter, the valve can only act as a time clock, and day override should be set to any number and
gallon capacity should be set to off.
3
Gallon
Capacity
Any
Number
Any
number
For DIR Softeners, there are two options for setting the Gallons Capacity. The Gallons Capacity is automatically calculated if set to
AUTO. Reserve Capacity is automatically estimated based on water usage if AUTO is used. The other option is to set the Gallons
Capacity to a specifi c number. If a specifi c number is set, reserve capacity is zero, unless the value is manually set (i.e. the
manufacturer intentionally sets the gallon capacity number below the calculated capacity of the system).
The control valve can also be set to regenerate immediately or at the next regeneration time by changing the Regeneration Time
Option. There are three choices for settings:
1. “NORMAL” means regeneration will occur at the preset regeneration time.
2. “on 0” means regeneration will occur when the gallons capacity reaches zero.
3. “NORMAL” and “on 0” means the regeneration will occur at the preset regeneration time unless the gallons capacity reaches
zero. If the gallons capacity reaches zero the regeneration will begin 10 minutes after no water usage.
The user can initiate manual regeneration. The user has the option to request the manual regeneration at the delayed regeneration
time or to have the regeneration occur immediately:
1. Pressing and releasing the REGEN button. “Regen Today” will fl ash on the display and the regeneration will occur at the
delayed regeneration time. The user can cancel the request by pressing and releasing the REGEN button. This method of
manually initiating regeneration is not allowed when the system is set to “on 0,” i.e. immediately regenerate when the gallon
capacity reaches zero.
2. Pressing and holding the REGEN button for approximately 3 seconds will immediately start the regeneration. The user cannot
cancel this request, except by resetting the control by pressing NEXT and REGEN buttons simultaneously for 3 seconds.
The control valve consists of the following components:
1. Drive Assembly
2. Drive Cap Assembly, Main Piston and Regenerant Piston
3. Spacer Stack Assembly
4. Injector Cap, Screen, Injector Plug and Injector
5. Refi ll Flow Control Assembly or Refi ll Port Plug
6. Drain Line Flow Control and Fitting Assembly
7. Water Meter or Meter Plug
8. Mixing Valve (optional)
9. Installation Fitting Assemblies
10. Bypass Valve (optional)
Note: The WS1CS and WS1.25CS share many of the same components. Refer to Figure 6 for control valve identifi cation.
2
See Installer Display Settings Step 3I, OEM Softener Setup Step 7S and OEM Filter Setup Step 6F for explanations of Day
Override and Gallon Capacity.
3
Day Override and Gallon Capacity can not both be set to “oFF” at the same time.
Page 10 WS1CS & WS1.25CS Manual
Drive Assembly
The drive assembly consists of the following parts:
• Drive Bracket
• Printed Circuit (PC) Board
• Motor
• Drive Gears
• Drive Gear Cover
The drive bracket holds the PC board, the motor, the drive gears and the drive gear cover in place.
The PC board receives and retains information, displays the information, determines when to regenerate and initiates regeneration.
The display shows different types of information in the initial system set up (for softeners or fi lters), installer display settings,
diagnostics, valve history or user display settings. For a complete list of information see Table 14.
The PC board powers the motor. The PC board’s two-prong jack connects wires to the direct current (DC) motor. The motor is held
in place on the drive bracket by a spring-loaded clip and a small bulge in the plastic, which fi ts in one of the slots on the motor
housing. The motor turns drive gears that drive the piston to cycle positions for backwashing, regeneration, rinsing, refi ll or service.
The motor is fully reversible (turns both ways) and changes direction of rotation to change the direction of piston motion. The motor
is easily replaced if necessary.
There are three drive gears held in place by the drive gear cover. All three drive gears are the same size. A refl ective coating is
applied to the gears. As the center drive gear turns a light shines on the coating and a light sensing diode determines if a light pulse
was returned. The PC board counts the pulses and determines when to stop driving the motor.
Drive Cap Assembly, Main Piston and Regenerant Piston
The drive gears turn the main gear of the drive cap assembly, which moves the piston. The screw-driven, horizontally moving piston
stops at specifi c positions to direct the fl ow of water to backwash, regenerate, rinse or refi ll. The PC board determines the position
of the piston by counting pulses produced when the piston is moved. An optical sensor looking at one of the reduction drive gears
generates these pulses. Each cycle position is defi ned by a number of pulses. The counter is zeroed each time the valve goes to the
service position. The PC board fi nds the service position by noting the increase in current delivered to the motor when the
mechanical stop at the service position is reached. This method of controlling piston position allows for greater fl exibility and
requires no switches or cams (U.S. Patent 6444127).
One of three main pistons is always used:
1. A 1.25" diameter downfl ow piston is used when the WS1CS control valve is used as a downfl ow softener, regenerating fi lter or
non-regenerating fi lter.
2. A 1.25" diameter upfl ow piston is used when the WS1CS control valve is used as an upfl ow softener.
3. A 1.5" diameter downfl ow piston is used when the WS1.25CS control valve is used as a downfl ow softener, regenerating fi lter
or non-regenerating fi lter. An upfl ow piston is not available for the WS1.25CS control valve.
If the control valve is used as a softener or a regenerating fi lter, a regenerant piston must be attached to the main piston. If the
control valve is to be used on a system that does not require a regenerant to be added, the regenerant piston must be removed.
Spacer Stack Assembly
The spacer stack assembly provides the necessary fl ow passage for water during the different cycles. The all-plastic spacer stack
assembly (U.S. Patent 6402944) is a one-piece design which allows the stack to be removed using your fi ngers.
The exterior of the stack is sealed against the body bore with self lubricating EPDM o-rings, while the interior surface is sealed
against the piston using slippery self cleaning directional (one-way) silicone lip seals. The lip seals are clear in color and have a
special slippery coating so that the piston does not need to be lubricated.
WS1CS & WS1.25CS Manual Page 11
Injector Cap, Screen, Injector Plug and Injector
The screen, injector and/or injector plug(s) are installed under the injector cap in an easy to access location on top of the valve. The
injector cap contains four slots so no water accumulates in the cap. The injector cap is designed to be hand tightened.
Under the injector cap there is an easy to clean removable screen to prevent fouling of the injector. There are two holes under the
injector cap labeled “DN” and “UP”. The holes will be fi lled with a plug or an injector.
The plug (Order # V3010-1Z) prevents water from traveling a certain pathway. The injector lets water pass through the pathway.
The self-priming injector increases the velocity of the water, creating a zone of negative pressure that draws in the concentrated
liquid regenerant, such as sodium chloride (brine), potassium permanganate, etc. The regenerant blends with the stream of water,
which passes through the media to regenerate the bed.
The injector provides a consistent regenerant/water mixture ratio over the entire operating pressure range of the control valve. The
injector provides good performance in a variety of applications, which may involve elevated drain lines and long regenerant draw
lengths. Injectors are chosen by knowing the type, amount, and regenerant fl ow rate for a particular type of media. Guidelines can
be found in the media manufacturer’s literature. The color coded injectors give different regenerant draw, slow rinse and total fl ow
rates over the pressure range. See Table 10 for color codings, and injector graphs for total, slow rinse and draw fl ow rates.
The control valve has been designed to allow for the following options:
• regeneration downfl ow WS1CS & WS1.25CS (for softeners or regenerating fi lters install injector in DN location, plug in UP
location)
• regeneration upfl ow WS1CS only (upfl ow option is for softeners only, install injector in UP location, plug in other hole
location)
• no regeneration WS1CS & WS1.25CS (both the DN and UP holes have injector plugs installed) and plug installed for the refi ll
elbow.
NOTE: It is not recommended to fi eld convert valves from upfl ow to downfl ow and vice versa. Separate areas in the valve supply
water to the injector for upfl ow and downfl ow valves.
The refi ll fl ow control assembly consists of a refi ll fl ow elbow, refi ll fl ow control retainer assembly, refi ll fl ow control, polytube
insert and nut assembly. The refi ll fl ow control retainer fi ts in the refi ll elbow. The refi ll fl ow control retainer houses the refi ll fl ow
control which controls the fl ow rate when the regenerant tank is being refi lled. The refi ll fl ow control is a fl exible washer-like
part with a small orifi ce and a precision molded contour that delivers a steady 0.5 gpm regenerant tank refi ll rate at varying inlet
pressures. Refi ll is accomplished with treated water.
4
Actual tank size used may vary depending on the design and application of the system. Tank diameter is an approximation for the
following:
1. downfl ow softener using standard mesh synthetic cation exchange media regenerating with sodium chloride.
2. upfl ow softener using standard mesh synthetic cation exchange media regenerating with sodium chloride, an inlet water pressure
of 30 to 50 psi and water temperature of 60°F water or warmer. Higher pressures or lower temperatures would need smaller injectors
to avoid lifting the bed.
Refi ll Flow Control Assembly or Refi ll Port Plug
Page 12 WS1CS & WS1.25CS Manual
The refi ll fl ow control assembly is installed in an easy to access refi ll elbow located on top of the control valve. The refi ll fl ow
control assembly is attached to the control valve with a locking clip. The locking clip allows the elbow to rotate 270 degrees so the
outlet can be orientated towards the regenerant tank.
The control valve has a standard refi ll elbow to which a 3/8”fl exible tube can be connected. An optional elbow can be ordered
which accommodates a ½”fl exible tube for a high regenerant draw rate situation (G injectors and larger). Both elbows use the same
refi ll fl ow control and retainer.
If the control valve is to be used as a non-regenerant fi lter control valve, the refi ll elbow is removed and replaced with a refi ll port
plug.
Drain Line Flow Control and Fitting Assembly
The drain line fl ow control assembly includes a drain line fl ow control and a fi tting. The drain line fl ow control allows proper media
bed expansion by regulating the fl ow rate to the drain. The drain line fl ow control is a fl exible washer-like part with an orifi ce and a
precision molded contour. The fl ow rates are within
information.
Drain Line Flow Control and Fitting Assembly Information
± 10% over the pressure range of 20 psi to 125 psi. See Table 11 for fl ow rate
The drain line fl ow control and fi tting are located on top of the control valve and replaceable without the use of special tools.
The drain line fl ow control can be installed in the standard ¾” drain line elbow, which accommodates 5/8” polytube or ¾” NPT drain
line connections. The optional nut and polytube insert for the ¾” drain line elbow is designed for use with fl exible polytube only.
The ¾” drain line elbow can be rotated 180 degrees so the outlet can be orientated to the nearest drain. The same retainer is used for
all drain line fl ow controls for the ¾”fi tting. Drain line fl ow controls designed for the 3/4” fi tting are available for fl ow rates ranging
from 0.7 to 10 gpm.
An optional 1” straight drain line fi tting is available to accommodate drain line fl ow rates ranging from 9 to 25 gpm. This fi tting is
straight but still connects to the control valve using the same locking clip. The drain line fl ow control is located between two fi tted
parts (i.e. the fi tting acts as the retainer). The nut is unscrewed to access the drain line fl ow control.
WS1CS & WS1.25CS Manual Page 13
Water Meter or Meter Plug
The water meter is installed on the outlet side of the control valve. The water meter uses a turbine to measure gallons of treated water. The turbine
rotates with the fl ow of water and reports its rate of rotation through Hall effect5 circuitry to the printed circuit (PC) board. This rotation permits
the PC board to record the total volume of treated water and the fl ow rate. The small centrally located magnet is shielded from water, which
substantially reduces iron-fouling problems with the turbine.
THIS WATER METER SHOULD NOT BE USED AS THE PRIMARY MONITORING DEVICE FOR CRITICAL HEALTH EFFECT
APPLICATIONS.
The turbine is accurate to within ± 5% over a wide operating fl ow rate range (0.25 gpm up to control valve maximums) and has a very low pressure
drop. Water used for regeneration is not metered. If the control valve is set to prefi ll the regenerant, water used between the prefi ll cycle up to the
start of the regeneration cycle is metered. If the control valve is in regeneration mode (e.g. a backwash cycle) and there is a water demand, that
water usage is not metered.
When facing the front of the control valve, the water meter is positioned on the left-hand side of the control valve. Allow suffi cient clearance to
clean and repair the water meter without disconnecting the plumbing or disassembling any other parts of the control valve.
Control valves can be ordered with a meter plug (i.e. no electronics or turbine) rather than a water meter if desired. Control valves without meters
should only be set up for time clock operation (i.e. no water meter, no demand-initiated regeneration). Control valves with water meters provide a
wider variety of useful information (see OEM General Instructions for list of information).
A unique feature of this control valve is the ability to display actual water usage for the last 63 days. The values are initially stored as “----”. This
means the value is unknown. As days pass values are stored as “0” for no fl ow or the actual number of gallons. The counting of the gallons starts at
the regeneration time. If no regeneration time can be set (i.e. when the valve is set for immediate regeneration) the counting of gallons starts at 12
a.m. Day 1 is yesterday, day 2 the day before yesterday, etc. As new values are added the oldest history disappears.
Another unique feature is that the valve automatically calculates a reserve capacity when set up as a softener with “Gallons
Capacity” set to “AUTO” and the “Regeneration Time Option” set to “Normal” or “Normal + on 0”. The actual reserve capacity is compared to the
gallons capacity remaining immediately prior to the preset regeneration time. A regeneration will occur if the actual reserve capacity is less than
the gallons capacity remaining. The actual reserve capacity is calculated by using the estimated reserve capacity and adjusting it up or down for
actual usage.
The estimated reserve capacity for a given day of the week is the maximum value stored for the last three non-trivial water usages (i.e. more than
20 gallons/day) in seven day intervals.
Mixing V alve
The mixing valve is installed on the outlet side of the control valve. The mixing valve is used to blend raw water with treated water.
To adjust the blended water, close the mixing valve. Open a water faucet to the desired fl ow rate. Open the mixing valve until the desired hardness
is reached. Close the faucet.
Installation Fitting Assemblies
The installation fi ttings are used to connect the optional bypass or the control valve to the plumbing system. These are the
installation fi tting assemblies available:
• 1” NPT PVC elbow fi tting assembly
• ¾” & 1” PVC solvent weld elbow fi tting assembly
• ¾” or 1” straight brass sweat fi tting assemblies
6
• 1” or 1 ¼” plastic male NPT fi tting assemblies
• 1” or 1 ¼” plastic male BSPT fi tting assemblies
• 1¼” & 1½” brass sweat fi tting assembly
• 1¼” & 1½” PVC solvent fi tting assembly
• ¾” or 1” PEX fi tting assemblies
6
6
The installation fi tting assemblies are sold in pairs and consist of two fi ttings, two nuts, two split rings and two o-rings. The
installation fi tting assemblies and the bypass valve are sold separately from the control valve.
Both elbow fi ttings have a unique drill out feature to allow a ¼” NPT connection to the inlet and/or outlet which can be used for a RO feed, test
ports, pressure tap ports, etc.
5
Some semiconductor materials exhibit a phenomenon in the presence of a magnetic fi eld that is adaptable to sensing devices. When a current is passed through one
pair of wires attached to a semiconductor, another pair of wires properly attached and oriented with respect to the semiconductor will develop a voltage proportional
to the magnetic fi eld present and the current in the other pair of wires. Holding the exciting current constant and moving a permanent magnet near the semiconductor
produces a voltage output proportional to the movement of the magnet. Hall effect devices provide a high speed response, excellent temperature stability, and no
physical contact.
6
Has not been tested for compliance with California Proposition 65, so this fi tting should not be installed in California.
Page 14 WS1CS & WS1.25CS Manual
Bypass Valve
The bypass valve is typically used to isolate the control valve from the plumbing system’s water pressure in order to perform control
valve repairs or maintenance. The WS1 bypass valve is particularly unique in the water treatment industry due to its versatility and
state of the art design features. The 1” full fl ow bypass valve incorporates four positions, including a diagnostic position that allows
service personal to work on a pressurized system while still providing untreated bypass water to the facility or residence. Its
completely non-metallic, all-plastic design allows for easy access and serviceability without the need for tools.
7
The bypass body and rotors are glass fi lled Noryl
self-lubricating EPDM to help prevent valve seizing after long periods of non-use. Internal o-rings can easily be replaced if service
is required.
The bypass consists of two interchangeable plug valves that are operated independently by red arrow-shaped handles. The handles
identify the fl ow direction of the water. The plug valves enable the bypass valve to operate in four positions.
1. Normal Operation Position: The inlet and outlet handles point in the direction of fl ow indicated by the engraved arrows
on the control valve. Water fl ows through the control valve during normal operation and this position also allows the
control valve to isolate the media bed during the regeneration cycle. (See Figure 1)
2. Bypass Position: The inlet and outlet handles point to the center of the bypass, the control valve is isolated from the water
pressure contained in the plumbing system. Untreated water is supplied to the plumbing system. (See Figure 2)
3. Diagnostic Position: The inlet handle points in the direction of fl ow and the outlet handle points to the center of bypass
valve, system water pressure is allowed to the control valve and the plumbing system while not allowing water to exit from
the control valve to the plumbing. (See Figure 3)
4. Shut Off Position: The inlet handle points to the center of the bypass valve and the outlet handle points in the direction of
fl ow, the water is shut off to the plumbing system . If water is available on the outlet side of the softener it is an indication
of water bypass around the system (i.e. a plumbing connection somewhere in the building bypasses the system). (See
Figure 4)
(or equivalent) and the nuts and caps are glass fi lled polypropylene. All seals are
7
Noryl is a trademark of General Electric.
WS1CS & WS1.25CS Manual Page 15
Figure 1Figure 2
Figure 3Figure 4
Page 16 WS1CS & WS1.25CS Manual
OEM General Instructions
The control valve offers multiple procedures that allow the valve to be modifi ed to suit the needs of the installation. These
procedures are:
• OEM Softener Setup
• OEM Filter Setup
• Installer Displays & Settings
• User Displays & Settings
• Diagnostics
• Valve History
These procedures can be accessed in any order. Details on each of the procedures are provided on the following pages. Table 14 lists
all information that may be displayed, where to fi nd additional instructions about the information or instructions on how to access or
change the information.
At the discretion of the manufacturer, the fi eld technician can access all settings. To “lock out” access to diagnostic and valve
history displays and modifi cations to settings except hardness, day override, time of regeneration and time of day by anyone but
the manufacturer, press ▼, NEXT, ▲, and SET CLOCK in sequence after settings are made. To “unlock”, so other displays can be
viewed and changes can be made, press ▼, NEXT, ▲, and SET CLOCK in sequence.
When in operation normal user displays such as time of day, gallons remaining or days remaining before regeneration are shown.
When stepping through a procedure, if no buttons are pressed within fi ve minutes the display returns to a normal user display. Any
changes made prior to the fi ve minute time out are incorporated. The one exception is current fl ow rate display under the diagnostic
procedure. The current fl ow rate display has a 30 minute time out feature.
To quickly exit OEM Softener Setup, OEM Filter Setup, Installer Display Settings, Diagnostic or Valve History press SET CLOCK.
Any changes made prior to the exit are incorporated.
When desired (e.g. when the valve is installed in a new location) certain information on the valve can be reset to zero. Table
14 identifi es which information can be reset. To reset to zero, press NEXT and ▼ buttons simultaneously to go to the Service/
OEM 1 screen, and release. Press ▲ and ▼ simultaneously to reset diagnostic values to zero. Screen will return to User
Display.
Sometimes it is desirable to have the valve initiate and complete two regenerations within 24 hours and then return to the preset
regeneration procedure. It is possible to do a double regeneration if the control valve is set to “NORMAL” or “NORMAL + on 0” in
Step 8S or Step 7F. To do a double regeneration:
1. Press the “REGEN” button once. REGEN TODAY will fl ash on the display.
2. Press and hold the “REGEN” button for three seconds until the valve regeneration initiates.
Once the valve has completed the immediate regeneration, the valve will regenerate one more time at the preset regeneration time.
WS1CS & WS1.25CS Manual Page 17
STEP 1S
STEP 2S
STEP 3S
STEP 4S
STEP 5S
OEM Softener System Setup Quick Reference
This is a quick reference setup procedure. See OEM Softener System Setup Detail for more
information on available settings.
STEP 1S – Press NEXT and ▼ buttons simultaneously for 3 seconds. If screen in step 2S
does not appear in 5 seconds the lock on the valve is activated. To unlock press ▼, NEXT,
▲, and SET CLOCK in sequence, then press NEXT and ▼ simultaneously for 3 seconds.
STEP 2S – Choose Softening using ▼ or ▲ buttons. Press NEXT to go to Step 3S. Press
REGEN to exit OEM Softener System Setup.
STEP 3S – Set Refi ll option using ▼ or ▲ buttons:
• “PoST” to refi ll the brine tank after the fi nal rinse; or
• “PrE” to refi ll the brine tank two hours before the regeneration time set.
Press NEXT to go to Step 4S. Press REGEN to return to previous step.
STEP 4S – Program Code: Enter the desired program code from Table 4 or Table 5.
Prior to selecting a Program Code, verify the correct valve body, main piston, regenerant
piston, and stack are being used, and that the injector or injector plug(s) are in the correct
locations. See Compliance Table in Service Instructions under the Injector Cap, screen,
Injector Plug and Injector section and Figure 6. Note: Do not select P60 through P65 if
using a WS1.25CS valve. Press NEXT to go to Step 5S. Press REGEN to return to previous
step.
RETURN TO
NORMAL MODE
STEP 6S
STEP 7S
STEP 8S
STEP 5S – Enter the ion exchange capacity in grains of hardness as calcium carbonate for
the system based on test data using ▼ or ▲ buttons. Press NEXT to go to Step 6S. Press
REGEN to return to previous step.
STEP 6S – Enter the pounds of salt per regeneration using ▼ or ▲ buttons. Press NEXT to
go to Step 7S. Press REGEN to return to previous step.
STEP 7S – Set Gallons Capacity using ▼ or ▲ buttons:
• “AUTO” (reserve capacity automatically estimated and gallons capacity
automatically calculated from grains capacity and water hardness);
• “oFF” (regeneration based on day override); or
• number of gallons (20 to 50,000).
See Table 12 for more detail. Press NEXT to go to Step 8S. Press REGEN to return to
previous step.
STEP 8S – Set Regeneration Time Option using ▼ or ▲ buttons:
• “NORMAL” means regeneration will occur at the preset time;
• “on 0” means regeneration will occur immediately when the gallons capacity reaches
0 (zero); or
• “NORMAL + on 0” means regeneration will occur at one of the following:
4 the preset time when the gallons capacity falls below the reserve or the specifi ed
number of days between regenerations is reached whichever comes fi rst; or 4 after 10 minutes of no water usage when the gallon capacity reaches 0 (zero).
See Table 12 for more detail. Press NEXT to exit OEM Softener System Setup. Press
REGEN to return to previous step.
Page 18 WS1CS & WS1.25CS Manual
Table 12
Softener Setting Options
Gallons
Capacity
Regeneration
Time Option
Day
Override
AUTONORMALoFF
AUTONORMAL
Any
number
NORMALoFF
oFFNORMAL
Any
number
NORMAL
Any
number
Any
number
Any
number
AUTOOn OoFF
Any
number
On OoFF
AUTONORMAL on 0oFF
AUTONORMAL on 0
Any
number
NORMAL on 0
Any
number
Any
number
8
Result
Reserve capacity automatically estimated.
Regeneration occurs when gallons capacity falls below the reserve
capacity at the next Regen Set Time.
Reserve capacity automatically estimated.
Regeneration occurs at the next Regen Set Time when gallons capacity
falls below the reserve capacity or the specifi ed number of days between
regenerations is reached.
Reserve capacity not automatically estimated.
Regeneration occurs at the next Regen Set Time when gallons capacity
reaches 0.
Reserve capacity not automatically estimated.
Regeneration occurs at the next Regen Set Time when the specifi ed
number of days between regenerations is reached.
Reserve capacity not automatically estimated.
Regeneration occurs at the next Regen Set Time when gallons capacity
reaches 0 or the specifi ed number of days between regenerations is
reached.
Reserve capacity not automatically estimated.
Regeneration occurs immediately when gallons capacity reaches 0.
Time of regeneration will not be allowed to be set because regeneration
will always occur when gallons capacity reaches 0.
Reserve capacity not automatically estimated.
Regeneration occurs immediately when gallons capacity reaches 0.
Time of regeneration will not be allowed to be set because regeneration
will always occur on 0.
Reserve capacity automatically estimated.
Regeneration occurs when gallons capacity falls below the reserve
capacity at the next Regen Set Time or regeneration occurs after 10
minutes of no water usage when gallon capacity reaches 0.
Reserve capacity automatically estimated.
Regeneration occurs at the next Regen Set Time when gallons capacity
falls below the reserve capacity or the specifi ed number of days between
regenerations is reached or regeneration occurs after 10 minutes of no
water usage when gallon capacity reaches 0.
Reserve capacity not automatically estimated.
Regeneration occurs at the next Regen Set Time when the specifi ed
number of days between regenerations is reached or regeneration occurs
after 10 minutes of no water usage when gallon capacity reaches 0.
8
Reserve capacity estimate is based on history of water usage.
WS1CS & WS1.25CS Manual Page 19
OEM Softener System Setup Detail
STEP 1S – Press NEXT and ▼ simultaneously for 3 seconds. If screen in step 2S does not appear in 5 seconds the lock on the valve
is activated. To unlock press ▼, NEXT, ▲, and SET CLOCK in sequence, then press NEXT and ▼ simultaneously for 3 seconds.
STEP 2S - Softening or Filtering: First the OEM must set the valve for use as a softener. Press ▼ or ▲ to choose softening. Press
NEXT to go to Step 3S. Press REGEN to exit OEM Softener System Setup.
STEP 3S – Refi ll: Select “PoST” to refi ll the brine tank after the fi nal rinse or select “PrE” to refi ll the brine tank two hours before
the regeneration time set. Press NEXT to go to Step 4S. Press REGEN to return to previous step.
STEP 4S - Program Code: Enter the desired program code from Table 4 or Table 5. Prior to selecting a Program Code, verify the
correct valve body, main piston, regenerant piston, and stack are being used, and that the injector or injector plug(s) are in the
correct locations. See Compliance Table in Service Instructions under the Injector Cap, screen, Injector Plug and Injector section
and Figure 6. Note: Do not select P60 through P65 if using a WS1.25CS valve. Press NEXT to go to Step 5S. Press REGEN to
return to previous step.
STEP 5S – Grains Capacity: Enter the ion exchange capacity in grains of hardness as calcium carbonate for the system based on the
pounds of salt that will be set in the next step. The allowable range varies from 5,000 to 200,000 grains.
9
The increment increase
is 500 for the range from 5000 to 30,000; 1000 for the range of 30,000 to 100,000; and 2000 for the range of 100,000 to 200,000.
Press NEXT to go to Step 6S. Press REGEN to return to previous step.
STEP 6S – Pounds Salt: Enter the pounds of salt per regeneration. The range varies from a low of 0.3 to a high of 120. Press NEXT
to go to Step 7S. Press REGEN to return to previous step.
STEP 7S – Gallons Capacity: If value is set to:
• “AUTO” gallon capacity will be automatically calculated and reserve capacity will be automatically estimated;
• “oFF” regeneration will be based solely on the day override set (see Installer Display Settings step 3I); or
• as a number (allowable range 20 to 50,000) regeneration initiation will be based off the value specifi ed.
Increment increase is 20 for the range of 20 to 1000; 50 for the range of 1000 to 10,000 and 100 for the range of 10,000 to 50,000.
If “oFF” or a number is used, hardness display will not be allowed to be set in Installer Display Settings.
10
See Table 12 for more
detail. Press NEXT to go to Step 8S. Press REGEN to return to previous step.
STEP 8S – Regeneration Time Option: Three choices for settings are available “NORMAL”, “on 0” and “NORMAL + on 0”. See
Table 12 for more detail. Press NEXT to exit OEM Softener System Setup. Press REGEN to return to previous step.
9 Grains of capacity is affected by the salt dose setting. The capacity for that salt dosage should be confi rmed by OEM testing. The
capacity and hardness levels entered are used to automatically calculate reserve capacity when gallon capacity is set to AUTO.
10 It is suggested the “AUTO” setting be used in order to insure a proper reserve capacity.
Page 20 WS1CS & WS1.25CS Manual
OEM Filter System Setup Quick Reference
This is a quick reference setup procedure. See OEM Filter System Setup Detail for more
STEP 1F
STEP 2F
information on available settings.
STEP 1F – Press NEXT and ▼ simultaneously for 3 seconds. If screen in step 2F does not
appear in 5 seconds the lock on the valve is activated. To unlock press ▼, NEXT, ▲, and
SET CLOCK in sequence, then press NEXT and ▼ simultaneously for 3 seconds.
STEP 2F – Choose Filtering using ▼ or ▲ buttons. Press NEXT to go to step 3F. Press
REGEN to exit OEM Filter System Setup.
STEP 3F
STEP 4F
STEP 5F
STEP 6F
STEP 3F – Set Refi ll option using ▼ or ▲ buttons:
• “PoST” to refi ll the brine tank after the fi nal rinse; or
• “PrE” to refi ll the brine tank two hours before the regeneration time set.
Press NEXT to go to step 4F. Press REGEN to return to previous step.
STEP 4F – Program code: Enter the desired program code from Table 4, Table 7 or Table 8.
Prior to selecting a Program Code, verify the correct valve body, main piston, regenerant
piston, and stack are being used, and that the injector or injector plug(s) are in the correct
locations. See Compliance Table in Service Instructions under the Injector Cap, screen,
Injector Plug and Injector section and Figure 6. Press NEXT to go to Step 5F. Press REGEN
to return to previous step.
STEP 5F – Enter “oFF” if regenerant is not used (i.e. backwash only) or enter the refi ll
volume (in gallons) using ▼ or ▲ buttons. Press NEXT to go to step 6F. Press REGEN to
return to previous step.
STEP 6F – Set Gallons Capacity using ▼ or ▲ buttons:
• “oFF” (regeneration based on day override); or
• number of gallons (20 to 50,000).
See Table 13 for more detail. Press NEXT to go to step 7F. Press REGEN to return to
previous step.
STEP 7F
STEP 7F – Set Regeneration Time Option using ▼ or ▲ buttons:
• “NORMAL” means regeneration will occur at the preset time;
• “on 0” means regeneration will occur immediately when the gallons capacity reaches
• “NORMAL + on 0” means regeneration will occur at one of the following:
4 the preset time when the specifi ed number of days between regenerations is
4 after 10 minutes of no water usage when the gallon capacity reaches 0 (zero).
RETURN TO
NORMAL MODE
See Table 13 for more detail. Press NEXT to exit OEM Filter System Setup. Press REGEN
to return to previous step.
0 (zero); or
reached; or
WS1CS & WS1.25CS Manual Page 21
Table 13
Filter Setting Options
Gallons
Capacity
Regeneration
Time Option
oFFNORMAL
Any
number
Any
number
Any
number
Any
number
NORMALoFF
NORMAL
On OoFF
NORMAL on 0
Day
Override
Any
number
Any
number
Any
number
Result
Reserve capacity not automatically estimated.
Regeneration occurs at the next Regen Set Time when the specifi ed
number of days between regenerations is reached.
Reserve capacity not automatically estimated.
Regeneration occurs at the next Regen Set Time when gallons capacity
reaches 0.
Reserve capacity not automatically estimated.
Regeneration occurs at the next Regen Set Time when gallons capacity
reaches 0 or the specifi ed number of days between regenerations is
reached.
Reserve capacity not automatically estimated.
Regeneration occurs immediately when gallons capacity reaches 0.
Time of regeneration will not be allowed to be set because regeneration
will always occur on 0.
Reserve capacity not automatically estimated.
Regeneration occurs at the next Regen Set Time when the specifi ed
number of days between regenerations is reached or regeneration occurs
after 10 minutes of no water usage when gallon capacity reaches 0.
OEM Filter System Setup Detail
STEP 1F – Press NEXT and ▼ simultaneously for 3 seconds. If screen in step 2F does not appear in 5 seconds the lock on the valve
is activated. To unlock press ▼, NEXT, ▲, and SET CLOCK in sequence, then press NEXT and ▼ simultaneously for 3 seconds.
STEP 2F - Softening or Filtering: First the OEM must set the valve for use as a fi lter. Press ▼ or ▲ to choose fi ltering. Press NEXT
to go to step 3F. Press REGEN to exit OEM Filter System Setup.
STEP 3F – Refi ll: Select “PoST” to refi ll the brine tank after the fi nal rinse or select “PrE” to refi ll the brine tank two hours before
the regeneration time set. If “oFF” is selected in Step 6F the display can be left on “PoST” or “PrE” because no refi ll occurs. Press
NEXT to go to step 4F. Press REGEN to return to previous step.
STEP 4F – Program code: Enter the desired program code from Table 4, Table 7 or Table 8. Prior to selecting a Program Code,
verify the correct valve body, main piston, regenerant piston, and stack are being used, and that the injector or injector plug(s) are in
the correct locations. See Compliance Table in Service Instructions under the Injector Cap, screen, Injector Plug and Injector section
and Figure 6. Press NEXT to go to Step 5F. Press REGEN to return to previous step.
STEP 5F – Fill Volume: If the fi lter design does not require a regenerant the value is set to “oFF”. If a regenerant is required, the
volume of refi ll (in gallons) can be set to the desired value. The default value is 0.8 and the value ranges from 0.1 to 100.0. The
increment increase is 0.1 for the range of 0.1 to 10.0; 0.5 for the range of 10.0 to 50.0 and 1.0 for the range of 50.0 to 100.0. Press
NEXT to go to step 6F. Press REGEN to return to previous step.
STEP 6F – Gallons Capacity: If value is set to:
• “oFF” regeneration will be based solely on the day override set (see Installer Display Settings step 3I); or
• as a number (allowable range 20 to 50,000) regeneration initiation will be based off the value specifi ed.
Increment increase is 20 for the range of 20 to 1000; 50 for the range of 1000 to 10,000 and 100 for the range of 10,000 to 50,000.
Hardness display will not be allowed to be set in the Install Display Settings. See Table 13 for more detail. Press NEXT to go to step
7F. Press REGEN to return to previous step.
STEP 7F – Regeneration Time Option: Three choices for settings are available “NORMAL”, “on 0” and “NORMAL + on 0”. See
Table 13 for more detail. Press NEXT to exit OEM Filter System Setup. Press REGEN to return to previous step.
Page 22 WS1CS & WS1.25CS Manual
Installer Display Settings
STEP 1I
STEP 2I
STEP 3I
STEP 4I
STEP 5I
STEP 1I - Press NEXT and ▲ simultaneously for 3 seconds.
STEP 2I – Hardness: Set the amount of hardness in grains of hardness as calcium
carbonate per gallon using the ▼ or ▲ buttons. The default is 20 with value ranges from 1
to 150 in 1 grain increments. Note: The grains per gallon can be increased if soluble iron
needs to be reduced. This display will show “–nA–” if “FILTER” is selected in Step 2F or
if ‘AUTO’ is not selected in Step 7S. Press NEXT to go to step 3I. Press REGEN to exit
Installer Display Settings.
STEP 3I – Day Override: When gallon capacity is set to off, sets the number of days
between regenerations. When gallon capacity is set to AUTO or to a number, sets the
maximum number of days between regenerations. If value set to “oFF” regeneration
initiation is based solely on gallons used. If value is set as a number (allowable range from
1 to 28) a regeneration initiation will be called for on that day even if suffi cient number of
gallons were not used to call for a regeneration. Set Day Override using ▼ or ▲ buttons:
• number of days between regeneration (1 to 28); or
• “oFF”.
See Table 12 for more detail on softener setup and Table 13 for more detail on fi lter setup.
Press NEXT to go to step 4I. Press REGEN to return to previous step.
STEP 4I – Next Regeneration Time (hour): Set the hour of day for regeneration using ▼ or
▲ buttons. AM/PM toggles after 12. The default time is 2:00 a.m. This display will show
“REGEN on 0 GAL” if “on 0” is selected in Step 8S or Step 7F. Press NEXT to go to step
5I. Press REGEN to return to previous step.
STEP 5I – Next Regeneration Time (minutes): Set the minutes of day for regeneration using ▼ or ▲ buttons. This display will not be shown if “on 0” is selected in Step 8S or Step
7F. Press NEXT to exit Installer Display Settings. Press REGEN to return to previous step.
To initiate a manual regeneration immediately, press and hold the “REGEN” button for
three seconds. The system will begin to regenerate immediately. The control valve may be
stepped through the various regeneration cycles by pressing the “REGEN” button.
RETURN TO
NORMAL MODE
User Display Settings
General Operation
When the system is operating one of two displays will
be shown. Pressing NEXT will alternate between the
displays. One of the displays is always the current time
of day. The second display is one of the following: days
remaining or gallons remaining. Days remaining is the
number of days left before the system goes through a
regeneration cycle. Capacity remaining is the number of
gallons that will be treated before the system goes through
a regeneration cycle. The user can scroll between the
displays as desired.
If the system has called for a regeneration that will occur
at the preset time of regeneration, the words REGEN
TODAY will appear on the display.
When water is being treated (i.e. water is fl owing through
the system) the word “Softening” or “Filtering” fl ashes on
the display if a water meter is installed.
OR
REGEN TODAY will
show if a regeneration
is expected “Tonight.”
WS1CS & WS1.25CS Manual Page 23
Regeneration Mode
Typically a system is set to regenerate at a time of low water usage. An example of a time
with low water usage is when a household is asleep. If there is a demand for water when the
system is regenerating, untreated water will be used.
When the system begins to regenerate, the display will change to include information
about the step of the regeneration process and the time remaining for that step to be completed. The system runs through the steps
automatically and will reset itself to provide treated water when the regeneration has been completed.
Manual Regeneration
Sometimes there is a need to regenerate the system sooner than when the system calls for it, usually
referred to as manual regeneration. There may be a period of heavy
water usage because of guests or a heavy laundry day.
To initiate a manual regeneration at the preset delayed regeneration
time, when the regeneration time option is set to “NORMAL” or
“NORMAL + on 0”, press and release “REGEN”. The words “REGEN
TODAY” will fl ash on the display to indicate that the system will
regenerate at the preset delayed regeneration time. If you pressed the “REGEN” button in
error, pressing the button again will cancel the request. Note: If the regeneration time option is set to “on 0” there is no set delayed
regeneration time so “REGEN TODAY” will not activate if “REGEN” button is pressed.
REGEN TODAY will
Flash if a regeneration
is expected “Tonight.”
To initiate a manual regeneration immediately, press and hold the “REGEN” button for three seconds. The system will begin to
regenerate immediately. The request cannot be cancelled.
Note: For softeners, if brine tank does not contain salt, fi ll with salt and wait at least two hours before regenerating.
STEP 1U
Set Time of Day
The user can also set the time of day. Time of day should only need to be set after power
outages lasting more than 8 hours, if the battery has been depleted and a power outage
STEP 2U
occurs, or when daylight saving time begins or ends. If a power outage lasting more than 8
hours occurs, the time of day will fl ash on and off which indicates the time of day should
be reset. If a power outage lasts less than 8 hours and the time of day fl ashes on and off, the
time of day should be reset and the battery replaced.
STEP 1U – Press SET CLOCK.
STEP 3U
STEP 2U - Current Time (hour): Set the hour of the day using ▼ or ▲ buttons. AM/PM
toggles after 12. Press NEXT to go to step 3U.
STEP 3U - Current Time (minutes): Set the minutes of the day using ▼ or ▲ buttons. Press
NEXT to exit Set Clock. Press REGEN to return to previous step.
Power Loss
If the power goes out, the system will keep time for up to 8 hours or until the battery is depleted. If a power outage of more than 8
hours occurs, the time of day will fl ash on and off which indicates the time of day should be reset. The system will remember the
rest. If a power outage lasts less than 8 hours and the time of day fl ashes on and off, the non rechargeable battery should be replaced.
Error Message
If the word “ERROR” and a number are alternately fl ashing on the display contact the
OEM for help. This indicates that the valve was not able to function properly.
Page 24 WS1CS & WS1.25CS Manual
STEP 1D
Diagnostics
STEP 1D – Press ▼ and ▲ simultaneously for three seconds. If screen in step 2D does not appear
STEP 2D
in 5 seconds the lock on the valve is activated. To unlock press ▼, NEXT, ▲, and SET CLOCK in
sequence, then press ▲ and ▼ simultaneously for 3 seconds.
STEP 3D
STEP 4D
STEP 5D
STEP 6D
STEP 2D
11
– Days, since last regeneration: This display shows the days since the last
regeneration occurred. Press the NEXT button to go to Step 3D. Press REGEN to exit
Diagnostics.
STEP 3D – Gallons, since last regeneration: This display shows the number of gallons that
have been treated since the last regeneration. This display will equal zero if a water meter is not
installed. Press the NEXT button to go to Step 4D. Press REGEN to return to previous step.
STEP 4D – Gallons, reserve capacity used for last 7 days: If the valve is set up as a softener, a meter
is installed and Set Gallons Capacity is set to “Auto,” this
display shows 0 day (for today) and fl ashes the reserve
capacity. Pressing the ▲ button will show day 1 (which
would be yesterday) and fl ashes the reserve capacity
used. Pressing the ▲ button again will show day 2 (the
day before yesterday) and the reserve capacity. Keep
pressing the ▲ button to show the gallons for days 3, 4, 5
and 6. The ▼ button can be pressed to move backwards
in the day series. Press the NEXT button at any time to
go to Step 5D. Press REGEN to return to previous step.
STEP 5D - Gallons, 63 day usage history: This display
shows day 1 (for yesterday) and fl ashes the number of
gallons treated yesterday. Pressing the ▲ button will
show day 2 (which would be the day before yesterday) and fl ashes the number of gallons treated
on that day. Continue to press the ▲ button to show the maximum number of gallons treated for
the last 63 days. This display will show dashes if a water meter is not installed. Press the NEXT
button at any time to go to Step 6D. Press REGEN to return to previous step.
STEP 7D
STEP 8D
STEP 9D
STEP 10D
STEP 6D – Flow rate, current: Turn the water on at one or more taps in the building. The fl ow
rate in gallons per minute will be displayed. If fl ow stops the value will fall to zero in a few
seconds. This display will equal zero if a water meter is not installed. Press the NEXT button to
go to Step 7D. Press REGEN to return to previous step.
STEP 7D – Flow rate, maximum last seven days: The maximum fl ow rate in gallons per minute
that occurred in the last seven days will be displayed. This display will equal zero if a water meter
is not installed. Press the NEXT button to go to Step 8D. Press REGEN to return to previous step.
STEP 8D – Gallons, total used since last reset: The total number of gallons used since last reset
will be displayed. This display will equal zero if a water meter is not installed. Press the NEXT
button to go to Step 9D. Press REGEN to return to previous step.
STEP 9D – Days, total number since last reset: The total number of days the control valve has
been in service since last reset will be displayed. Press the NEXT button to go to Step 10D. Press
REGEN to return to previous step.
STEP 10D – Regenerations, total number since last reset: The total number of regenerations that
have occurred since last reset will be displayed. Press the NEXT button to exit Diagnostics. Press
REGEN to return to previous step.
RETURN TO
NORMAL MODE
11
The values in steps 2D through 5D and 7D through 10D can be reset to zero. See Table 14,
Reset Diagnostic Settings for procedure. Resetting one value resets them all.
WS1CS & WS1.25CS Manual Page 25
STEP 1VH
Valve History
STEP 1VH – Press ▼ and ▲ simultaneously for three seconds and release. Then
STEP 1VH
STEP 2VH
press ▼ and ▲ simultaneously and release. If screen in step 2VH does not appear in
5 seconds the lock on the valve is activated. To unlock press ▼, NEXT, ▲, and SET
CLOCK in sequence, then press ▼ and ▲ simultaneously for 3 seconds and release.
Then press ▼ and ▲ simultaneously and release.
STEP 2VH – Software Version: This display shows the software version of the valve.
Press the NEXT button to go to Step 3VH. Press REGEN to exit Valve History.
STEP 3VH
STEP 4VH
STEP 5VH
STEP 3VH
12
– Flow rate, maximum since startup: This display shows the maximum
fl ow rate in gallons per minute that has occurred since startup. This display will equal
zero if a water meter is not installed. Press the NEXT button to go to Step 4VH. Press
REGEN to return to previous step.
STEP 4VH – Gallons, total used since start-up: This display shows the total gallons
treated since startup. This display will equal zero if a water meter is not installed.
Press the NEXT button to go to Step 5VH. Press REGEN to return to previous step.
STEP 5VH – Days, total since start-up: This display shows the total days since
startup. Press the NEXT button to go to Step 6VH. Press REGEN to return to
previous step.
STEP 6VH – Regenerations, total number since start-up: This display shows the total
number of regenerations that have occurred since startup. Press the NEXT button to
go to Step 7VH. Press REGEN to return to previous step.
STEP 7VH – Error, number of occurrences since start-up: This display shows E and
the total number of errors that have occurred since startup. Press the NEXT button to
exit Valve History. Press REGEN to return to previous step.
STEP 6VH
STEP 7VH
RETURN TO
NORMAL MODE
12
Values in steps 3VH through 7VH cannot be reset.
Page 26 WS1CS & WS1.25CS Manual
Table 14
Summary of Data Inputted of Information Available
Data Inputted or Information
available
13
OEM General
Instructions
OEM
Softener
Setup
OEM
Filter
Setup
Installer
Displays &
Settings
User Displays
& Settings
Diagnostics Valve History
Access to SetupStep 1S Step 1FStep 1IStep 1DStep 1VH
Capacity, GallonStep 7S Step 6F
Capacity, Ion ExchangeStep 5S
Capacity, remaining until
regeneration
X
Day OverrideStep 3I
Days, remaining until
regeneration
X
Days, since last regenerationStep 2D
Days, total number since last resetStep 9D
Days, total since start-upStep 5VH
14
Error
Error, number of occurrences
since startup
Exit Set-up, Diagnostic or Valve
History steps
Press Set Clock
X
Step 7VH
Fill VolumeStep 5F
Flow rate, current
Flow Rate, maximum last seven
15
days
Flow rate, maximum since
15
startup
Gallons, 63 day usage history
Gallons, reserve capacity used for
last 7 days
Gallons, since last regeneration
Gallons, total used since last
15
reset
Gallons, total used since start-up
15
Step 6D
Step 7D
Step 3VH
15
15
15
Step 5D
Step 4D
Step 3D
Step 8D
15
Step 4VH
HardnessStep 2I
Press
▼, NEXT,
Lock/Unlock
▲, and SET
CLOCK in
sequence
Pounds Salt per regenerationStep 6S
Program CodeStep 4S Step 4F
Refi ll, Pre or PostStep 3S Step 3F
Regeneration Step and Time
Remaining
Regeneration Time Option,
Delayed or Immediate
Regeneration, Manual Initiation,
delayed
Regeneration, Manual Initiation,
immediate
Regenerations, total number since
last reset
Regenerations, total number since
start-up
Step 8S Step 7F
Press and release
REGEN
Press and hold
REGEN for 3
seconds
X
Step 10D
Step 6VH
13
Gray shading indicates that the values can be reset to zero. To reset the values press NEXT and ▼ simultaneously to go to the
Service/OEM 1 screen, and then press ▲ and ▼ simultaneously to reset values. Screen will return to User Display.
14
See the trouble shooting guide for help diagnosing error codes.
15
A water meter is necessary for this information to be collected.
WS1CS & WS1.25CS Manual Page 27
Data Inputted or
Information available
Reinitialize Valve
OEM General
13
Instructions
Press NEXT and
REGEN for 3
seconds OR unplug
power source plug
(black wire) and
plug back in
OEM
Softener
Setup
Press NEXT and
▼ simultaneous-
Reset Diagnostic Settings
ly for 3 seconds
and then press
▲ and ▼ for 3
seconds
Softening/FilteringStep 2S
Press NEXT and
REGEN for 3
seconds
Software Version
or unplug
power source
jack (black wire)
and plug back in
Time of Day
Time of Day, Regeneration
OEM
Filter
Setup
Step
2F
Installer
Displays &
Settings
Step 4I and
5I
User
Displays &
Settings
Step 2U and
3U
Valve
History
Step 2VH
Page 28 WS1CS & WS1.25CS Manual
Installation
Refi ll Flow Control Assembly or Refi ll Port Plug
Control valves that are setup for backwash only come equipped with a refi ll port plug. The refi ll port plug has no regenerant line
connection.
Control valves that use a regenerant come equipped with a 3/8” refi ll fl ow control assembly. To switch to the ½” refi ll fl ow control
assembly, remove the refi ll fl ow control and retainer (from the 3/8” refi ll elbow) by twisting and pulling out. Insert the refi ll fl ow
control and retainer into the ½” refi ll elbow.
To complete the regenerant line connection, orientate the outlet in the desired direction and push the plastic insert into the polytube.
Push the polytube into the nut. Do not use pipe dope or other sealants on threads. The threads for the compression nut do not need
Tefl on tape. Tighten the nut securely to create a pressure tight connection. A pliers or crescent wrench may be used to tighten or
unscrew the nut. The nut, gripper and retainer sleeve is a 3 piece assembly that can come apart if removed from the elbow body.
Parts must be reassembled exactly as shown in refi ll fl ow control assembly drawing to function properly. If the nut is completely
removed from the body, slip the nut, plastic gripper and retainer sleeve on to the tube then tighten on to the fi tting.
Drain Line Flow Control and Fitting Assembly
To determine which drain line fl ow control to use, obtain media bed expansion tables from the media manufacturer, choose a water
temperature and look up the desired backwash rate per square foot of bed area. Then calculate the backwash rate using the desired
tank diameter. Using Table 11, choose the drain line fl ow control that has the backwash fl ow rate closest to the calculated backwash
rate. If a manufacturer chooses to use an external drain line fl ow control, use an elbow fi tting that does not contain a hole.
If the drain line is a 5/8” fl exible polytube, slide the nut onto the polytube, then place the polytube insert into the end of the
polytube and tighten the nut on to the ¾” drain line fi tting. The nut is only designed for use with fl exible polytube. Use other nuts if
attaching different materials.
To access the drain line fl ow control remove the locking clip by pulling it straight out. Pull fi tting out and replace the locking clip so
that it is not misplaced. The drain line fi tting is pressed in and has an o-ring seal.
In the ¾” elbow, the white fl ow control retainer is pressed in and has an o-ring seal. The retainer can be removed by rotating and
pulling. The fl ow control can be removed by prying upward with a small blade fl at screwdriver in one of the slots on the side. The
drain line fl ow control and retainer can be chemically cleaned in dilute sodium bisulfi te or vinegar, or replaced. Do not use a wire
brush to clean the
fl ow control or the washer. The washers are identifi ed with three numbers, which correspond to the fl ow rate.
When reinstalling make sure the identifying number and the rounded inside diameter on the washer is visible when seated in the
retainer. The white fl ow control washer retainer can also be removed and cleaned. Push the retainer in fi rmly when reinstalling.
In the 1” straight fi tting, the retainer is the fi tting. Unscrew the nut to access the fl ow control. The drain line fl ow control and the fi tting can be chemically cleaned or replaced. Do not use a wire brush to clean the fl ow control or the fi tting.
Do not use Vaseline, oils, or other unacceptable lubricants on o-rings. A silicone lubricant may be used on the black o-ring. Use a
pliers or crescent wrench to tighten or unscrew the nut. Do not use a pipe wrench to tighten or loosen nut. Do not use pipe dope
or other sealants on threads. Use Tefl on tape on the threads of the drain line control fi tting when installing ¾” NPT or 1” straight fi tting.
WS1CS & WS1.25CS Manual Page 29
Installation Fitting Assemblies
The installation fi ttings connect to the control valve or the bypass valve using nuts that only require hand tightening. Hand tighten
nut connections between control valve and installation fi ttings, control valve and bypass valve, and bypass valve and installation fi ttings allow for easy serviceability. Do not use a pipe wrench to tighten nuts on installation fi ttings. Hand tighten only.
The split ring retainer design holds the nut on and allows load to be spread over the entire nut surface area, reducing the chance for
leakage. The split ring design incorporated into the installation fi ttings allows approximately 2 degrees off axis alignment to the
plumbing system. The installation fi ttings are designed to accommodate minor plumbing misalignments but are not designed to
support the weight of a system or the plumbing.
When assembling the installation fi tting package, connect the fi tting to the plumbing system fi rst and then attach the nut, split ring
and o-ring. Heat from soldering or solvent cements may damage the nut, split ring or o-ring. Solder joints should be cool and solvent
cements should be set before installing the nut, split ring and o-ring. Avoid getting primer and solvent cement on any part of the
o-rings, split rings, bypass valve or control valve. Solvent cements and primers should be used in accordance with the
manufacturer’s instructions.
Slip the nut onto the fi tting fi rst, then the split ring second and the o-ring last. Hand tighten the nut. If the fi tting is leaking tightening
the nut will not stop the leak. Remove the nut, remove the fi tting, and check for damage or misalignment of the o-ring.
Do not use pipe dope or other sealant on threads. Use Tefl on tape on threaded inlet, outlet and drain fi ttings. Tefl on tape is not
necessary on the nut connection or caps because of o-ring seals.
Do not use Vaseline, oils, or other unacceptable lubricants on o-rings. A silicone lubricant may be used on black o-rings.
Bypass Valve
The bypass valve easily connects to the control valve body using nuts that only require hand tightening. Hand tightened nut
connections between control valve and fi ttings, control valve and bypass valve, and bypass valve and installation fi ttings allow
for easy serviceability. The split ring retainer design holds the nut on and allows load to be spread over the entire nut surface
area, reducing the chance for leakage. The split ring design incorporated into the bypass allows approximately 2 degrees off axis
alignment to the plumbing system. The bypass is designed to accommodate minor plumbing misalignments but is not designed to
support the weight of a system or the plumbing.
Avoid getting primer and solvent cements on any part of the o-rings or split rings, bypass valve or control valve. Do not use pipe
dope or other sealant on threads. Tefl on tape is not necessary on the caps because of o-ring seals.
Do not use Vaseline, oils, or other unacceptable lubricants on o-rings. A silicone lubricant may be used on black o-rings.
Mixing Valve
The mixing valve is an option on the control valve. If the control valve is ordered with a mixing valve it will be installed in the
control valve assembly process.
To adjust the blended water, close the mixing valve. Open a water faucet to the desired fl ow rate. Open the mixing valve until the
desired hardness is reached. Close the faucet.
Note: The use of the mixing valve requires modifi cation to the valve body. These modifi cations should not be done in the fi eld.
Page 30 WS1CS & WS1.25CS Manual
Drawings and
Part Numbers
WS1CS & WS1.25CS Manual Page 31
Front Cover and Drive Assembly
Drawing No.Order No.DescriptionQuantity
1V3175-01WS1 FRONT COVER ASY1
2V3107-01WS1 MOTOR1
3V3106-01WS1 DRIVE BRACKET & SPRING CLIP1
4V3108CS-01 WS1/125 CS PC W BAT1
5V3110WS1 DRIVE GEAR 12X363
6V3109WS1 DRIVE GEAR COVER1
V3002WS1 DRIVE ASY*
Not ShownV3186WS1 AC ADAPTER 110V - 12V1
When replacing the battery, align
positives and push down to fully seat.
Correct
Battery
Orientation
Battery replacement is
3 volt lithium coin cell
type 2032.
Battery Fully Seated
Page 32 WS1CS & WS1.25CS Manual
WS1CS Drive Cap Assembly, Downfl ow Piston, Upfl ow Piston, Regenerant Piston and Spacer Stack Assembly
Drawing No.Order No.DescriptionQuantity
1V3005WS1 Spacer Stack Assembly1
2V3004Drive Cap ASY1
V3010-1AWS1 INJECTOR ASY A BLACK
V3010-1BWS1 INJECTOR ASY B BROWN
V3010-1CWS1 INJECTOR ASY C VIOLET
V3010-1DWS1 INJECTOR ASY D RED
V3010-1EWS1 INJECTOR ASY E WHITE
5
V3010-1FWS1 INJECTOR ASY F BLUE
V3010-1GWS1 INJECTOR ASY G YELLOW
V3010-1HWS1 INJECTOR ASY H GREEN
V3010-1IWS1 INJECTOR ASY I ORANGE
V3010-1JWS1 INJECTOR ASY J LIGHT BLUE
V3010-1KWS1 INJECTOR ASY K LIGHT GREEN
Not ShownV3170O-RING 011*
Not ShownV3171O-RING 013*
*The injector plug and the injector each contain one 011 (lower) and 013 (upper) o-ring.
Note: For upfl ow position, injector is located in the up hole and injector plug is in the other
hole. WS1CS upfl ow bodies are identifi ed by having the DN marking removed. For a fi lter
that only backwashes, injector plugs are located on both holes.
1
WS1CS & WS1.25CS Manual Page 35
Refi ll Flow Control Assembly and Refi ll Port Plug
Drawing No.Order No.DescriptionQuantity
1V3195-01WS1 Refi ll Port Plug AsyThis part is required for backwash only systems
2H4615Elbow Locking Clip1
3JCP-P-6Polytube insert 3/8”1
4JCPG-6PBLKNut 3/8” 1
5H4613Elbow Cap 3/8”1
6V31630-ring 0191
7V3165-01*WS1 RFC Retainer Asy1
8V3182WS1 RFC1
9V3330-01WS1 Brine Elbow Asy w/RFC 3/8"Option
Not ShownV3552WS1 Brine Elbow Asy w/RFC 1/2"Option
Not ShownH4650Elbow ½” with nut and insertOption
*Assembly includes V3182 WS1 RFC.
9
Water
Flow
Proper RFC orientation
directs refill water flow
towards the washer face
with rounded edge and text.
V3162-007WS1 DLFC 0.7 gpm for ¾
V3162-010WS1 DLFC 1.0 gpm for ¾
V3162-013WS1 DLFC 1.3 gpm for ¾
V3162-017WS1 DLFC 1.7 gpm for ¾
V3162-022WS1 DLFC 2.2 gpm for ¾
V3162-027WS1 DLFC 2.7 gpm for ¾
7
V3162-032WS1 DLFC 3.2 gpm for ¾
V3162-042WS1 DLFC 4.2 gpm for ¾
V3162-053WS1 DLFC 5.3 gpm for ¾
V3162-065WS1 DLFC 6.5 gpm for ¾
V3162-075WS1 DLFC 7.5 gpm for ¾
V3162-090WS1 DLFC 9.0 gpm for ¾
V3162-100WS1 DLFC 10.0 gpm for ¾
*4 and 6 can be ordered as a complete assembly - V3331 WS1 Drain Elbow and Retainer Asy
One DLFC
must be
used if ¾
fi tting is
used
Valves are shipped without drain line fl ow control (DLFC) - install DLFC before using. Valves
are shipped without ¾ nut for drain elbow (polytube installation only) and 5/8" polytube insert
(polytube installation only).
4
Water
Flow
Proper DLFC orientation
directs water flow towards
the washer face with
rounded edge.
Although no tools are necessary to assemble or disassemble the valve, the WS1 wrench (shown in various positions on the valve)
may be purchased to aid in assembly or disassembly.
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Page 46 WS1CS & WS1.25CS Manual
Service Instructions
Drive Assembly
Remove the valve cover to access the drive assembly.
Disconnect the power source plug (black wire) from the PC board prior to disconnecting the motor or water meter plugs from the
PC board. The power source plug connects to the four-pin jack. The motor plug connects to the two-pin jack on the left-hand side of
the PC board. The water meter plug (gray wire) connects to the three-pin jack on the far right-hand side of the PC board.
The PC board can be removed separately from the drive bracket but it is not recommended. Do not attempt to remove the display
panel from the PC board. Handle the board by the edges. To remove the PC board from the drive bracket, unplug the power, water
meter and motor plugs from the PC board. Lift the middle latch along the top of the drive bracket while pulling outward on the top
of the PC board. The drive bracket has two plastic pins that fi t into the holes on the lower edge of the PC board. Once the PC board
is tilted about 45° from the drive bracket it can be lifted off of these pins. To reinstall the PC board, position the lower edge of the
PC board so that the holes in the PC board line up with the plastic pins. Push the top of the PC board towards the valve until it snaps
under the middle latch, weave the power and water meter wires into the holders and reconnect the motor, water meter and power
plugs.
The drive bracket must be removed to access the drive cap assembly and pistons or the drive gear cover. It is not necessary to
remove the PC board from the drive bracket to remove the drive bracket. To remove the drive bracket start by removing the plugs
for the power source and the water meter. Unweave the wires from the side holders. Two tabs on the top of the drive back plate
hold the drive bracket in place. Simultaneously lift the two tabs and gently ease the top of the drive bracket forward. The lower
edge of the drive bracket has two notches that rest on the drive back plate. Lift up and outward on the drive bracket to disengage the
notches.
To reassemble, seat the bottom of the drive bracket so the notches are engaged at the bottom of the drive back plate. Push the top of
the drive bracket toward the two latches. The drive bracket may have to be lifted slightly to let the threaded piston rod pass through
the hole in the drive bracket. Maintain a slight engaging force on top of the drive bracket while defl ecting the bracket slightly to the
left by pressing on the side of the upper right corner. This helps the drive gears mesh with the drive cap assembly. The drive bracket
is properly seated when it snaps under the latches on the drive back plate. If resistance is felt before latching, then notches are not
fully engaged, the piston rod is not in hole, the wires are jammed between the drive bracket and drive back plate, or the gear is not
engaging the drive cap assembly.
To inspect the drive gears, the drive gear cover needs to be removed. Before trying to remove the gear cover, the drive bracket must
be removed from the drive back plate. (Refer to the instructions above regarding removing the drive bracket from the drive back
plate. The drive gear cover can be removed from the drive bracket without removing the motor or the PC board.) The drive gear
cover is held in place on the drive bracket by three clips. The largest of the three clips is always orientated to the bottom of the drive
bracket. With the PC board facing up, push in and down on the large clip on the drive gear cover. Handle the cover and the gears
carefully so that the gears do not fall off of the pegs in the cover.
Replace broken or damaged drive gears. Do not lubricate any of the gears. Avoid getting any foreign matter on the refl ective coating
because dirt or oils may interfere with pulse counting.
The drive gear cover only fi ts on one way, with the large clip orientated towards the bottom. If all three clips are outside of the gear
shroud on the drive bracket, the drive gear cover slips easily into place.
The drive bracket does not need to be removed from the drive plate if the motor needs to be removed. To remove the motor,
disconnect the power and motor plugs from the jacks on the PC board. Move the spring clip loop to the right and hold. Rotate the
motor at least a ¼ turn in either direction so the wires are vertical (up & down) before gently pulling on the wire connectors to
remove the motor. Pulling directly on the wires without rotating the motor may break the wires off the motor.
WS1CS & WS1.25CS Manual Page 47
Replace the motor if necessary. Do not lubricate the motor or the gears. To reinstall the motor, move the spring clip loop to the
right and hold. Gently turn the motor while inserting so that the gear on the motor meshes with the gears under the drive gear cover.
Release the spring clip loop and continue to rotate the motor until the wires are horizontal and the motor housing engages the small
plastic bulge inside the drive bracket motor retainer. Reconnect the motor plug to the two-pronged jack on the lower left hand side
of the PC board. If the motor will not easily engage with the drive gear when reinstalling, lift and slightly rotate the motor before
reinserting. Reconnect the power plug.
Replace the valve cover. After completing any valve maintenance, press and hold NEXT and REGEN buttons for 3 seconds or
unplug power source jack (black wire) and plug back in. This resets the electronics and establishes the service piston position. The
display should fl ash all wording, then fl ash the software version (e.g. 405) and then reset the valve to the service position.
Drive Cap Assembly, Main Piston and Regenerant Piston
The drive assembly must be removed to access the drive cap assembly. The drive cap assembly must be removed to access the
piston(s). The drive cap assembly is threaded into the control valve body and seals with an o-ring. To remove the drive cap
assembly use the special plastic wrench or insert a ¼” to ½”fl at blade screwdriver into one of the slots around the top 2” of the drive
cap assembly so it engages the notches molded into the drive back plate around the top 2” of the piston cavity. See Figure 5. The
notches are visible through the holes. Lever the screwdriver so the drive cap assembly turns counter clockwise. Once loosened,
unscrew the drive cap assembly by hand and pull straight out.
Figure 5
The drive cap assembly contains the drive cap, the main drive gear, drive cap spline, piston rod and various other parts that should
not be dissembled in the fi eld. The only replaceable part on the drive cap assembly is the o-ring. Attached to the drive cap assembly
is the main piston (downfl ow or upfl ow) and if a regenerant is used, a regenerant piston.
Page 48 WS1CS & WS1.25CS Manual
The regenerant piston (the small diameter one behind the main piston) is removed from the main piston by pressing sideways and
unsnapping it from its latch. Chemically clean in dilute sodium bisulfi te or vinegar, or replace the regenerant piston if needed. To
remove the main downfl ow or upfl ow piston fully extend the piston rod and then unsnap the main piston from its latch by pressing
on the side with the number. Chemically clean in dilute sodium bisulfi te or vinegar, or replace the main piston.
Reattach the main piston to the drive cap assembly. Reattach the regenerant piston (if needed) to the main piston. Do not lubricate
the piston rod, main piston or regenerant piston. Lubricant will adversely affect the clear lip seals. Reinsert the drive cap assembly
and piston into the spacer stack assembly and hand tighten the drive cap assembly. Continue to tighten the drive cap assembly using
a screwdriver as a ratchet until the black o-ring on the spacer stack assembly is no longer visible through the drain port. Excessive
force can break the notches molded into the drive back plate. Make certain that the main drive gear still turns freely. The exact
position of the piston is not important as long as the main drive gear turns freely.
Reattach the drive assembly to the control valve and connect all plugs. After completing any valve maintenance, press and hold
NEXT and REGEN buttons for 3 seconds or unplug power source jack (black wire) and plug back in. This resets the electronics and
establishes the service piston position. The display should fl ash all wording, then fl ash the software version (e.g. 405) and then reset
the valve to the service position.
Note: Refer to Figure 6 to identify the main piston.
Spacer Stack Assembly
(Refer to Figure 6 for WS1CS and WS1.25CS spacer stack identifi cation)
To access the spacer stack assembly remove the drive assembly, drive cap assembly and piston. The spacer stack assembly can
be removed easily without tools by using thumb and forefi nger. Inspect the black o-rings and clear lip seals for wear or damage.
Replace the entire stack if necessary. Do not disassemble the WS1CS or WS1.25CS stack.
The spacer stack assembly may be chemically cleaned (dilute sodium bisulfi te or vinegar) or wiped with a soft cloth.
The spacer stack assembly can be pushed in to the control valve body bore by hand. Since the spacer stack assembly can be
compressed it is easier to use a blunt object (5/8” to 1-1/8” in diameter) to push the center of the assembly into the control valve
body. The assembly is properly seated when at least four threads are exposed (approximately 5/8”). Do not force the spacer stack
assembly in. The control valve body bore interior can be lubricated with silicone to allow for easy insertion of the entire stack. Do
not use silicone or any other type of lubricant on the clear lip seals or the piston.
Reattach the drive cap assembly and piston(s) and the drive assembly.
After completing any valve maintenance, press and hold NEXT and REGEN buttons for 3 seconds or unplug power source jack
(black wire) and plug back in. This resets the electronics and establishes the service piston position. The display should fl ash all
wording, then fl ash the software version (e.g. 405) and then reset the valve to the service position.
Injector Cap, Screen, Injector Plug and Injector
Unscrew the injector cap and lift off. Loosen cap with special plastic wrench or pliers if necessary. Attached to the injector cap is a
screen. Remove the screen and clean if fouled.
The plug and/or injector can be pried out with a small screwdriver. The plug can be wiped clean. If the plug leaks replace the entire
plug. The injector consists of a throat and a nozzle. Chemically clean the injector with vinegar or sodium bisulfi te. The holes can be
blown out with air. Both pieces have small diameter holes that control the fl ow rates of water to insure that the proper
concentration of regenerant is used. Sharp objects, which can score the plastic, should not be used to clean the injector. Scoring
the injector or increasing the diameter of the hole could change the operating parameters of the injector. Push the plug(s) and/or
injectors fi rmly in place, replace the screen and hand tighten the injector cap.
WS1CS & WS1.25CS Manual Page 49
Two holes are labeled DN and UP. Check for compliance. See Table.
Compliance Table
ApplicationInjector and/or Plug(s)Main Piston
WS1CS Downfl ow
Softener or Regenerating
Filter
WS1CS Backwash Only
Filter
WS1CS Upfl ow Softener
WS1.25CS Downfl ow
Softener or Regenerating
Filter (1.32" Distributor)
WS1.25CS Backwash
Only Filter (1.32"
Distributor)
WS1.25CS Downfl ow
Softener or Regenerating
Filter (32mm Distributor)
WS1.25CS Backwash
Only Filter (32mm
Distributor)
Injector in “DN” hole, Plug
in “UP” hole
Plug in “DN” and “UP”
holes, Install Refi ll Port Plug
Injector in “UP” hole, Plug in
unlabeled hole
Injector in “DN” hole, Plug
in “UP” hole
Plug in “DN” and “UP”
holes, Install Refi ll Port Plug
Injector in “DN” hole, Plug
in “UP” hole
Plug in “DN” and “UP”
holes, Install Refi ll Port Plug
Refi ll Flow Control Assembly or Refi ll Port Plug
Regenerant
Piston
StackBody
V3011V3174V3005
V3011NoneV3005
V3011-01V3174V3005
V3407V3174V3430
V3407NoneV3430
V3407V3174V3430
V3407NoneV3430
V3001 or
V3001-02 (Mixing)
V3001 or
V3001-02 (Mixing)
V3001UP or
V3001-02UP (Mixing)
V3020 or
V3020-01 (Mixing)
V3020 or
V3020-01 (Mixing)
V3020-02 or
V3020-03 (Mixing)
V3020-02 or
V3020-03 (Mixing)
To clean or replace the refi ll fl ow control, pull out the elbow-locking clip and then pull straight up on the elbow. Replace the elbow
locking clip in the slot so that it is not misplaced. Twist to remove the white fl ow control retainer. The fl ow control can be removed
by prying upward through the side slots of the retainer with a small fl at blade screwdriver.
Chemically clean the fl ow control or the white fl ow control retainer using dilute sodium bisulfi te or vinegar. Do not use a wire brush.
If necessary, replace the fl ow control, o-ring on the fl ow control retainer, or the o-ring on the elbow.
Reseat the fl ow control so the rounded end is visible in the fl ow control. Reseat the white fl ow control retainer by pushing the
retainer into the elbow until the o-ring seats. Remove locking clip, push down on elbow to reseat and insert locking clip.
Do not use Vaseline, oils, or other unacceptable lubricants on o-rings. A silicone lubricant may be used on the o-ring on the elbow or
the white retainer.
Water Meter or Meter Plug
The water meter assembly is connected to the PC board by a wire. If the entire water meter assembly is to be replaced, remove the
control valve cover and disconnect the power source and water meter plugs from the PC board. Unlatch the drive assembly and lean
it forward. Unthread the water meter wire from the side of the drive assembly and through the drive back plate. To reinstall, rethread
the water meter wire through the drive back plate and the side of the drive assembly. Reattach the drive assembly and the water
meter and power plugs.
THIS WATER METER SHOULD NOT BE USED AS THE PRIMARY MONITORING DEVICE FOR CRITICAL HEALTH
EFFECT APPLICATIONS.
If no water meter wire is visible, then a plug is installed, not a water meter.
The water meter wire does not need to be removed from the PC board if the water meter is only being inspected and cleaned. To
remove the water meter assembly, unscrew the meter cap on the left side of the control valve. Pliers may be used to unscrew the nut
if necessary.
With the nut removed, a slot at the top of the water meter is visible. Twist a fl at blade screwdriver in the slot between the control
Page 50 WS1CS & WS1.25CS Manual
valve body and the meter. When the meter is part way out it is easy to remove the water meter from the housing. Once the water
meter is removed from the control valve body, gently pull forward on the turbine to remove it from the shaft.
Do not use a wire brush to clean the turbine. Wipe with a clean cloth or chemically clean in dilute sodium bisulfi te or vinegar. The
turbine can be immersed in the chemical. Do not immerse electronics. If the turbine is scored or damaged or the bearings on the
turbine are worn, replace the turbine.
Do not lubricate the turbine shaft. The turbine shaft bearings are prelubricated. Do not use Vaseline, oils, or other unacceptable
lubricants on the o-ring. A silicone lubricant may be used on the black o-ring.
Snap the turbine on the shaft and reinsert the water meter into the side slot. Hand tighten the nut. Do not use a pipe wrench to
tighten nut.
Mixing Valve
To clean or replace the mixing valve, unthread the mixing valve from the valve body. Chemically clean the mixing valve with a
dilute sodium bisulfi te or vinegar solution. Do not use Vaseline, oils, or other unacceptable lubricants on o-rings. A silicone lubricant
may be used on the o-ring. Before replacing the mixing valve in the valve body turn the knob clockwise so that the mixing valve is
in the open position. Failure to do this may cause damage to the mixing valve when it is screwed in to the valve body.
To adjust the blended water, close the mixing valve. Open a water faucet to the desired fl ow rate. Open the mixing valve until the
desired hardness is reached. Close the faucet.
Bypass Valve
The working parts of the bypass valve are the rotor assemblies that are contained under the bypass valve caps. Before working on
the rotors, make sure the system is depressurized. Turn the red arrow shaped handles towards the center of the bypass valve and
back several times to ensure rotor is turning freely.
The nuts and caps are designed to be unscrewed or tightened by hand. If necessary a pliers can be used to unscrew the nut or cap.
Do not use a pipe wrench to tighten or loosen nuts or caps. Do not place screwdriver in slots on caps and/or tap with a hammer.
To access the rotor, unscrew the cap and lift the cap, rotor and handle out as one unit. Twisting the unit as you pull it out will help to
remove it more easily. There are three o-rings: one under the rotor cap, one on the rotor stem and the rotor seal. Replace worn
o-rings. Clean rotor. Reinstall rotor.
When reinstalling the red arrow handles be sure that:
1. The handle pointers are lined up with the control valve body arrows and the rotor seal o-ring and retainer on both rotors
face to the right when being viewed from the front of the control valve; or
2. Arrows point toward each other in the bypass position.
Since the handles can be pulled off, they could be accidentally reinstalled 180° from their correct orientation. To install the red
arrow handles correctly, keep the handles pointed in the same direction as the arrows engraved on the control valve body while
tightening the bypass valve caps.
After completing any valve maintenance, press and hold NEXT and REGEN buttons for 3 seconds or unplug power source jack
(black wire) and plug back in. This resets the electronics and establishes the service piston position. The display should fl ash all
wording, then fl ash the software version (e.g. 405) and then reset the valve to the service position.
WS1CS & WS1.25CS Manual Page 51
Table 15
Troubleshooting Procedures
ProblemPossible CauseSolution
a. AC Adapter unpluggeda. Connect power
1. Timer does not display
time of day
2. Timer does not display
correct time of day
3. No softening/fi ltering
display when water is
fl owing
4. Control valve regenerates
at wrong time of day
5. ERROR followed by code
number
Error Code 1001 -Unable to
recognize start of regeneration
Error Code 1002 –
Unexpected stall
Error Code 1003 – Motor ran
to long, timed out trying to
reach next cycle position
Error Code 1004 - Motor ran
to long, timed out trying to
reach home position
If other Error Codes display
contact the factory.
b. No electric power at outletb. Repair outlet or use working outlet
c. Defective AC Adapterc. Replace AC Adapter
d. Defective PC boardd. Replace PC board
a. Switched outleta. Use uninterrupted outlet
b. If power outage is for more than 8
b. Power outage
hours, reset time of day. If power
outage is for less than 8 hours, reset
time of day and replace battery.
c. Defective PC boardc. Replace PC board
a. Bypass valve in bypass positiona. Put bypass valve in service position
b. Meter connection disconnectedb. Connect meter to PC board
c. Restricted/stalled meter turbinec. Remove meter and check for rotation
or foreign material
d. Defective meterd. Replace meter
e. Defective PC boarde. Replace PC board
a. Power outages
a. If power outage is for more than 8
hours, reset time of day. If power
outage is for less than 8 hours, reset
time of day and replace battery.
b. Time of day not set correctlyb. Reset to correct time of day
c. Time of regeneration incorrectc. Reset regeneration time
d. Control valve set at “on 0”
(immediate regeneration)
e. Control valve set at NORMAL +
on 0
a. Control valve has just been
serviced
d. Check control valve set-up procedure
regeneration time option
e. Check control valve set-up procedure
regeneration time option
a. Press NEXT and REGEN for 3 seconds
or unplug power source jack (black
wire) and plug back in to reset control
valve
b. Foreign matter is lodged in control
valve
b. Check piston and spacer stack assembly
for foreign matter
c. High drive forces on pistonc. Replace piston(s) and spacer stack
assembly
d. Control valve piston not in home
position
d. Press NEXT and REGEN for 3 seconds
or unplug power source jack (black
wire) and plug back in to reset control
valve
e. Motor not inserted fully to engage
pinion, motor wires broken or
e. Check motor and wiring. Replace
motor if necessary
disconnected, motor failure
f. Drive gear label dirty or damaged,
f. Replace or clean drive gear
missing or broken gear
g. Drive bracket incorrectly aligned
g. Reseat drive bracket properly
to back plate
h. PC board is damaged or defectiveh. Replace PC board
i. PC board incorrectly aligned to
drive bracket
i. Ensure PC board is correctly snapped
on to drive bracket
Page 52 WS1CS & WS1.25CS Manual
ProblemPossible CauseSolution
a. Motor not operatinga. Replace motor
b. No electric power at outletb. Repair outlet or use working outlet
6. Control valve stalled in
regeneration
7. Control valve does not
regenerate automatically
when REGEN button is
depressed and held
8. Control valve does not
regenerate automatically
but does when REGEN
button is depressed
9. Time of day fl ashes on and
off
c. Defective AC Adapterc. Replace AC Adapter
d. Defective PC boardd. Replace PC board
e. Broken drive gear or drive cap assemblye. Replace drive gear or drive cap assembly
f. Broken piston retainerf. Replace drive cap assembly
g. Broken main or regenerant pistong. Replace main or regenerant piston
a. AC Adapter unpluggeda. Connect AC Adapter
b. No electric power at outletb. Repair outlet or use working outlet
c. Broken drive gear or drive cap assemblyc. Replace drive gear or drive cap assembly
d. Defective PC boardd. Replace PC board
a. By-pass valve in bypass positiona. Put bypass valve in normal operation
position
b. Meter connection disconnectedb. Connect meter to PC board
c. Restricted/stalled meter turbinec. Remove meter and check for rotation or
foreign matter
d. Defective meterd. Replace meter
e. Defective PC boarde. Replace PC board
f. Set-up errorf. Check control valve set-up procedure
a. Power outagea. Reset the time of day. If due to a power
outage less than 8 hours, reset time of day
and replace battery.
WS1CS & WS1.25CS Manual Page 53
Figure 6
WS1CS & WS1.25CS Identifi cation
WS1CS with 1.050" Distributor Tube Opening Identifi cation
2
Black Plug
4D
Note: The WS1CS downfl ow piston is a solid
amber color. The WS1CS upfl ow piston is black
and amber.
WS1.25CS with 1.32" Distributor Tube Opening Identifi cation
Spacer Color:
Grey
1.25"
1.25"
Spacer Color:
Black
1.5"
Grey Plug
WS1.25CS with 32mm Distributor Tube Opening Identifi cation
Grey Plug
Grey Ring
Grey
Distributor
O-ring
Retainer
1.5"
Spacer Color:
Black
1.5"
1.5"
Page 54 WS1CS & WS1.25CS Manual
WS1CS & WS1.25CS Manual Page 55
Page 56 WS1CS & WS1.25CS Manual
WS1CS & WS1.25CS Manual Page 57
Page 58 WS1CS & WS1.25CS Manual
WS1CS & WS1.25CS Manual Page 59
Revision History:
07/27/07
BATTERY UPDATES - PC BOARD:
Page 6, 23, 31, 35, 51, 52
Page 60 WS1CS & WS1.25CS Manual
CLACK CORPORATION
FIVE-YEAR SOFTENER AND FILTER CONTROLS
LIMITED WARRANTY
Clack Corporation (“Clack”) warrants to OEM that its Softener and Filter Control V alves
will be free from defects in material and workmanship under normal use and service for
a period of fi ve years from the date of shipment of such Valves from Clack’s plant in
Windsor, Wisconsin when installed and operated within recommended parameters. No
warranty is made with respect to defects not reported to Clack within the warranty period
and/or defects or damages due to neglect, misuse, alterations, accident, misapplication,
physical damage, or damage caused by fi re, acts of God, freezing or hot water or similar
causes. For outdoor installations where the Softener and Filter Control Valves are not
under cover, the weather cover must be utilized for the warranty to be valid.
Clack’s obligation to OEM under this Limited Warranty shall be limited, at its option,
to replacement or repair of any Softener and Filter Control valve covered by this
Limited Warranty. Prior to returning a Control Valve, OEM must obtain a return goods
authorization number from Clack and return the Control Valve freight prepaid. If any
Control Valve is covered under this Limited Warranty, Clack shall return the Control
Valve repaired, or its replacement, prepaid to the original point of shipment.
CLACK GIVES THIS WARRANTY TO OEM IN LIEU OF ALL OTHER
WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT
LIMITATION ANY IMPLIED WARRANTIES OF MERCHANTABILITY
OR FITNESS FOR A PARTICULAR PURPOSE AND HEREBY EXPRESSLY
DISCLAIMS ALL OTHER SUCH WARRANTIES. CLACK’S LIABILITY
HERE UNDER SHALL NOT EXCEED THE COST OF THE PRODUCT.
UNDER NO CIRCUMSTANCES WILL CLACK BE LIABLE FOR ANY
INCIDENTAL OR CONSEQUENTIAL DAMAGES OR FOR ANY OTHER
LOSS, DAMAGE OR EXPENSE OF ANY KIND, INCLUDING LOSS OF
PROFITS, ARISING IN CONNECTION WITH THE INSTALLATION OR
USE OR INABILITY TO USE THE CONTROL VALVES OR ANY WATER
TREATMENT SYSTEM THE CONTROL VALVE IS INCORPORATED INTO.
Form No. 2573 – Updated 7/27/07
U.S. Patents 6402944, 6444127 and 6776901
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