NOTE: For softeners, if brine tank does not contain
salt, ll with salt and wait at least 2 hours before
regeneration.
If you need to initiate a manual regeneration, either
immediately, or tonight at the preprogrammed time
(typically 2 a.m.), complete the following steps.
For Immediate Regeneration:
Press and hold UP and DOWN simultaneously until
valve motor starts (typically 3 seconds).
If the display shows “E1,” “E2” or “E3” (for error), call a
service technician.
To shut off water to the system, please position arrow handles as shown in the bypass operation
diagram below. If your valve doesn’t look like the diagram below, contact your service technician for
instructions on how to shut off water.
NORMAL OPERATION
Treated
Water Exits
Supply Water
Enters
Arrow will point to Regen if a
regeneration is expected “Tonight.”
For Regeneration Tonight:
Press and release UP and DOWN simultaneously
(notice that arrow points to Regen).
BYPASS OPERATION
Supply Water
Exits
Supply Water
Enters
GENERAL OPERATION
When the system is operating
one of two displays will be
shown: time of day or days
until the next regeneration.
Pressing UP or DOWN will
toggle between the two
choices.
TO SET TIME OF DAY
In the event of a power outage, time
of day needs to be reset. All other information will be stored in memory
no matter how long the power
outage. Please complete the steps
as shown to the right. To access this
mode, press SET HOUR.
TO SET TIME OF
REGENERATION
For initial set-up or to make
adjustments, please complete
the steps as shown to the right.
Access this mode by pressing SET
HOUR and UP simultaneously for
3 seconds.
➟
Arrow will point to Regen
if a regeneration is
expected “Tonight.”
➟
or
1. Accessed by pressing SET
HOUR.
2. Adjust to the nearest hour
using UP or DOWN. An
arrow points to PM during
p.m. hours.
3. Press SET HOUR to
complete and return to
normal operation.
1. Accessed by pressing SET
HOUR and UP simultaneously
for 3 seconds.
2. Adjust time of regeneration hour
using the UP or DOWN. An
arrow points to PM during p.m.
hours. Simultaneously press SET
HOUR and DOWN to return to
normal operation.
OEM General Instructions ....................................................................................................................................14
OEM System Setup ........................................................................................................................................14
User Displays/Settings ....................................................................................................................................17
Drawings and Part Numbers .................................................................................................................................21
Front Cover and Drive Assembly ...................................................................................................................22
WS1TC Drive Cap Assembly, Downow Piston, Regenerant Piston and Spacer Stack Assembly...............23
WS1.25TC Drive Cap Assembly, Downow Piston, Regenerant Piston and Spacer Stack Assembly..........24
Injector Cap, Injector Screen, Injector, Plug and O-ring ................................................................................25
Rell Flow Control Assembly and Rell Port Plug .......................................................................................26
Drain Line – 3/4” ............................................................................................................................................27
Drain Line – 1” ...............................................................................................................................................28
Meter Plug and Mixing Valve .........................................................................................................................29
Flow Diagrams – Service and Backwash .......................................................................................................33
Flow Diagrams – Downow Brine and Rinse ...............................................................................................34
Flow Diagrams – Fill ......................................................................................................................................35
Service Instructions ...............................................................................................................................................37
This manual is about a control valve to be used on water softeners or water 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 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 specications in Table 1 must appear in the OEM’s System Manual.
The control valve, 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 the 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 teon tape on threaded inlet, outlet and drain ttings. Teon 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, 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.
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 ow rates in excess of 7 gpm or length in excess of 20’ require ¾” drain line.
Solder joints near the drain must be done prior to connecting the drain line ow control tting. Leave at least 6” between the drain
line control tting and solder joints when soldering pipes that are connected on the drain line control tting. Failure to do this could
cause interior damage to the drain line ow control tting.
When assembling the installation tting package (inlet and outlet), connect the tting to the plumbing system 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.
WS1TC & WS1.25 TC Manual Page 5
Table 1
Specications 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.
Table 2 contains a summary of specications for the control valve and bypass valve.
Quick Reference Specications
Service ow rate 1" (includes bypass and meter)27 gpm (102.2 lpm) @15 psig (103 kPa) drop
(electrically erasable programmable read only memory)
permanganate, sodium bisulte, chlorine and chloramines
¼” NPT connection to the inlet and/or outlet
Page 6 WS1TC & WS1.25 TC Manual
Control Valve Function and Cycles of Operation
This glass lled Noryl
all cycles of a downow regeneration water softener or lter.
The time clock control valve can be set to perform downow regeneration or simply backwash. The time clock control valve has
two calendar options for regeneration frequency:
1. an option where the user can choose the number of days (1-99) between each regeneration; and
2. a seven-day option where the user can choose which day(s) of the week a regeneration should occur.
The control valve is compatible with a variety of regenerants and resin cleaners. The control valve is capable of routing the ow
of water in the necessary paths to regenerate or backwash water treatment systems. The injector regulates the ow of brine or
other regenerants. The control valve regulates the 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 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 comparable products currently on the market.
Control valve installation 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. If the power goes out, only the time of day needs to be reset. All other values are permanently
stored in the nonvolatile memory.
1
(or equivalent) fully automatic control valve is designed as the primary control center to direct and regulate
Table 3 shows the time for the backwash, regenerative, and rinse cycles for the ten available programming options. Six different
programs are available for a softener, one for a regenerative lter, and three programs for backwash only lters. When the control
valve is used as a:
1. softener, one or two backwashes occur and rell always occurs after the rinse cycle (P0 through P5);
2. regenerative lter, one backwash occurs and rell always occurs after the rinse cycle (P6); and
3. backwashing lter, one backwash occurs (P7 through P9).
Table 3
Regeneration Cycles and Times for Different Programs
All times in Minutes
Program
P0350331-99
P1850841-99
P28701061-99
P312701281-99
P41050Skipped81-99
P5450Skipped41-99
P6126Skipped121-99
P76SkippedSkipped4Skipped
P810SkippedSkipped6Skipped
P914SkippedSkipped8Skipped
C1
1st BackwashC2RegenerateC32nd BackwashC4Rinse
C5
Fill
NOTE: During regeneration the display will show C1, C2, etc. If the cycle is skipped, that cycle number will not be displayed.
1
Noryl is a trademark of General Electric.
WS1TC & WS1.25 TC Manual Page 7
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. Simultaneously press the UP + DOWN buttons to start a regeneration at the
next delayed regeneration time. If a regeneration is to occur today an arrow will point to regeneration. For immediate regeneration,
simultaneously press and hold the UP + DOWN buttons for three seconds.
When in regeneration, step through the different regeneration cycles by simultaneously pressing the UP + DOWN buttons.
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. Rell Flow Control Assembly or Rell Port Plug
6. Drain Line Flow Control and Fitting Assembly
7. Mixing Valve (optional)
8. Installation Fitting Assemblies
9. Bypass Valve (optional)
Note: The WS1TC & WS1.25TC share many of the same components. Refer to Figure 6 for control valve identication.
Page 8 WS1TC & WS1.25 TC 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 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 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, rell 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 reective 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, Downow 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 specic positions to direct the ow of water to backwash, regenerate, rinse or rell. 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 dened by a number of pulses. The counter is zeroed each time the valve
goes to the service position. The PC board 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 exibility and
requires no switches or cams (U.S. Patent 6444127).
The downow piston is used when the control valve is used as a downow softener, regnerating lter or non-regenerating lter. If
the control valve is used as a softener or a regenerating lter, a regenerant piston must be attached to the downow piston. If the
control valve is to be used on system that does not require a regenerant to be added, the regenerant piston must be removed.
One of two main pistons is always used:
1. A 1.25" diameter downow piston is used when the WS1TC control valve is used as a downow softener, regenerating lter or
non-regenerating lter.
2. A 1.5" diameter downow piston is used when the WS1.25TC control valve is used as a downow softener, regenerating lter
or non-regenerating lter.
If the control valve is used as a softener or a regenerating 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 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 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 and have a special
slippery coating so that the piston does not need to be lubricated.
WS1TC & WS1.25 TC Manual Page 9
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 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 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 ow
rates over the pressure range. See Table 4 for color codings, and injector graphs for total, slow rinse and draw ow rates.
Table 4
Injector Order Information
Typical Tank Diameter
2
Injector Order NumberInjector ColorDownow Brining
V3010-1ABlack6"
V3010-1BBrown7"
V3010-1CViolet8"
V3010-1DRed9"
V3010-1EWhite10"
V3010-1FBlue12"
V3010-1GYellow13"
V3010-1HGreen14"
V3010-1IOrange16"
V3010-1JLight Blue18"
V3010-1KLight Green22"
The control valve has been designed so that the OEM can rapidly change the control valve to allow for the following options:
• regeneration downow (for softeners or regenerating lters install injector in DN location, plug in UP location); or
• no regeneration (both the DN and UP holes have injector plugs installed) and plug installed for the rell elbow.
Rell Flow Control Assembly or Rell Port Plug
The rell ow control assembly consists of a rell ow elbow, rell ow control retainer assembly, rell ow control, polytube
insert and nut assembly. The rell ow control retainer ts in the rell elbow. The rell ow control retainer houses the rell ow
control which controls the ow rate when the regenerant tank is being relled. The rell ow control is a exible washer-like
part with a small orice and a precision molded contour that delivers a steady 0.5 gpm regenerant tank rell rate at varying inlet
pressures. Rell is accomplished with treated water.
2
Actual tank size used may vary depending on the design and application of the system. Tank diameter is an approximation for a
downow softener using standard mesh synthetic cation exchange media regenerating with sodium chloride.
Page 10 WS1TC & WS1.25 TC Manual
The rell ow control assembly is installed in an easy to access rell elbow located on top of the control valve. The rell 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 rell elbow to which a 3/8” exible tube can be connected. An optional elbow can be ordered
which accommodates a ½” exible tube for a high regenerant draw rate situation (G injectors and larger). Both elbows use the same
rell ow control and retainer.
If the control valve is to be used as a non-regenerant lter control valve, the rell elbow is removed and replaced with a rell port
plug P/N V3195-01.
Drain Line Flow Control and Fitting Assembly
The drain line ow control assembly includes a drain line ow control and a tting. The drain line ow control allows proper media
bed expansion by regulating the ow rate to the drain. The drain line ow control is a exible washer-like part with an orice and
a precision molded contour. The ow rates are within ± 10% over the pressure range of 20 psi to 125 psi. See Table 5 for ow rate
information.
Table 5
Drain Line Flow Control and Fitting Assembly Information
The drain line ow control and tting are located on top of the control valve and replaceable without the use of special tools.
The drain line 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 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 ow controls for the ¾” tting. Drain line ow controls designed for the ¾” tting are available for ow rates ranging
from 0.7 to 10 gpm.
An optional 1” straight drain line tting is available to accommodate drain line ow rates ranging from 9 to 25 gpm. This tting is
straight but still connects to the control valve using the same locking clip. The drain line ow control is located between two tted
parts (i.e. the tting acts as the retainer). The nut is unscrewed to access the drain line ow control.
WS1TC & WS1.25 TC Manual Page 11
Mixing Valve
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 ow rate. Open the mixing valve until the
desired hardness is reached. Close the faucet.
Installation Fitting Assemblies
The installation ttings are used to connect the optional bypass or the control valve to the plumbing system. There are eight
installation tting assemblies available:
1. 1” NPT elbow assembly
2. ¾” & 1” PVC solvent weld elbow tting assembly
3. 1” straight brass sweat tting assembly
4. ¾” straight brass sweat tting assembly
5. 1” plastic male NPT tting assembly
6. 1¼” plastic male NPT tting assembly
7. 1” plastic male BSPT tting assembly
8. 1¼” plastic male BSPT tting assembly
9. 1¼” & 1½” brass sweat tting assembly
10. 1¼” & 1½” PVC solvent tting assembly
3
3
3
Both elbow 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.
The installation tting assemblies are sold in pairs and consist of two ttings, two nuts, two split rings and two o-rings. The
installation tting assemblies and the bypass valve are sold separately from the control valve.
3
Has not been tested for compliance with California Proposition 65, so this tting should not be installed in California.
Page 12 WS1TC & WS1.25 TC 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 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.
The bypass body and rotors are glass lled Noryl4 (or equivalent) and the nuts and caps are glass lled polypropylene. All seals are
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 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 ow indicated by the engraved arrows
on the control valve. Water 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 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
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)
4
Noryl is a trademark of General Electric.
WS1TC & WS1.25 TC Manual Page 13
Figure 1
Figure 2
Figure 3
Figure 4
Page 14 WS1TC & WS1.25 TC Manual
OEM General Instructions
The control valve offers multiple procedures that allow the valve to be modied to suit the needs of the installation. These
procedures are:
• OEM System Setup
• Installer Displays & Settings (either 1-99 Days Between Regeneration option or 7-Day option)
• User Displays
These procedures can be accessed in any order. Details on each of the procedures are provided below and on the following pages.
When in operation, normal user displays show the time of day or days remaining before regeneration. When stepping through a
procedure, if no buttons are pressed within ve minutes the display returns to a normal user display. Any changes made prior to the
ve minute time out are incorporated.
To quickly exit Installer Displays & Settings or OEM Setup, simultaneously press SET HOUR + DOWN. Any changes made prior
to the exit are incorporated.
To reinitialize the control valve, check to make sure the valve is in the User Display. Then simultaneously press SET HOUR +
DOWN or unplug power source plug (black wire) on the circuit board, and plug back in.
➟
➟
➟
STEP 1SS
STEP 2SS
OEM System Setup
STEP 1SS – From normal mode, press SET HOUR + UP buttons simultaneously for 3 seconds
and release. Then press SET HOUR + UP buttons simultaneously for 3 seconds and release.
STEP 2SS – Choose the desired program by pressing the UP or DOWN buttons. Prior to
selecting a program, 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 Injector Cap, Screen, Injector Plug and Injector section and
Figure 6. Press SET HOUR button to go to Step 3SS.
Regeneration Cycles and Times for Different Programs
Program
P0350331-99
P1850841-99
P28701061-99
P312701281-99
P41050Skipped81-99
P5450Skipped41-99
P6126Skipped121-99
P76SkippedSkipped4Skipped
P810SkippedSkipped6Skipped
P914SkippedSkipped8Skipped
C1
1st BackwashC2RegenerateC32nd BackwashC4Rinse
All times in Minutes
C5
Fill
➟
STEP 3SS
STEP 3SS – If program P0 through P6 was selected, enter in the minutes of ll using the UP or
DOWN buttons. The allowable values vary from a low of 1 to a high of 99. If program P7, P8
or P9 was selected, dashes will appear for minutes of ll. Press SET HOUR button to go to Step
4SS. Note: For each minute of ll 0.5 gallons of water is added to the solution tank. With salt
(sodium chloride) this equates to approximately 11/2 pounds of salt per minute of ll.
WS1TC & WS1.25 TC Manual Page 15
➟
➟
➟
Return to
Normal Mode
STEP 4SS
STEP 5SS
STEP 6SS
STEP 4SS — Use UP or DOWN buttons to switch
or
or
or
between:
• 1-99 Days Between Regen; or
• 7-Day.
Press SET HOUR button to go to Step 5SS.
STEP 5SS — Use UP or DOWN buttons to switch
between 60 Hz or 50 Hz option. Press SET HOUR button
to go to Step 6SS.
STEP 6SS — If a differential pressure switch is installed
and actuated:
• a regeneration will occur immediately if no arrow
points at Regen Hour; or
• a regeneration will occur at the delayed regeneration
hour if an arrow points at Regen Hour.
Use UP or DOWN buttons to switch between the two
choices. If a differential switch is not installed the
settings in this display are ignored. Press SET HOUR to
exit OEM system setup.
A
B
NOTE: A regeneration will be initiated or scheduled after the
control has received a signal for two minutes.
A. Differential pressure switch connection
B. Motor wire connection
C. AC adapter wire connection
C
Page 16 WS1TC & WS1.25 TC Manual
➟
➟
➟
Return to
Normal Mode
➟
STEP 1ID
STEP 2ID
STEP 3ID
STEP 1I7
Installer Displays & Settings (1-99 Days Between Regeneration option)
STEP 1ID – From normal mode, press SET HOUR + UP buttons simultaneously for 3 seconds
and release.
STEP 2ID – Regeneration Time: Set the clock to the hour the regeneration should occur by using
the UP or DOWN buttons. An arrow points to PM after 12. Press SET HOUR to go to STEP 3ID.
STEP 3ID – Days To Regen: Set the number of days between regenerations. The allowable range
is 1 to 99. Press SET HOUR to exit Installer Displays & Settings.
Installer Displays & Settings (7 day option)
STEP 1I7 – From normal mode, press SET HOUR + UP buttons simultaneously for 3 seconds
and release.
➟
➟
➟
STEP 2I7
STEP 3I7
STEP 4I7
STEP 5I7
STEP 2I7 – Regeneration Time: Set the clock to the hour the regeneration should occur by using
the UP or DOWN buttons. An arrow points to PM after 12. Press SET HOUR to go to STEP 3I7.
STEP 3I7 – Current Day of Week: Set the current day of the
week by using the UP or DOWN buttons (See chart at right
for date codes). Press SET HOUR to go to STEP 4I7.
STEP 4I7 – Sunday Regeneration: To regenerate on Sunday
use the UP or DOWN button until the arrow points to Regen.
If the arrow does not point to Regen a regeneration will not
occur on Sunday. Press SET HOUR to go to STEP 5I7.
STEP 5I7 – Monday Regeneration: To regenerate on Monday use the UP or DOWN button until
the arrow points to Regen. If the arrow does not point to Regen a regeneration will not occur on
Monday. Press SET HOUR to go to STEP 6I7.
DisplayDay of Week
d1Sunday
d2Monday
d3Tuesday
d4Wednesday
d5Thursday
d6Friday
d7Saturday
➟
WS1TC & WS1.25 TC Manual Page 17
➟
➟
➟
STEP 6I7
STEP 7I7
STEP 8I7
STEP 9I7
STEP 6I7 – Tuesday Regeneration: To regenerate on Tuesday use the UP or DOWN button until
the arrow points to Regen. If the arrow does not point to Regen a regeneration will not occur on
Tuesday. Press SET HOUR to go to STEP 7I7.
STEP 7I7 – Wednesday Regeneration: To regenerate on Wednesday use the UP or DOWN button
until the arrow points to Regen. If the arrow does not point to Regen a regeneration will not occur
on Wednesday. Press SET HOUR to go to STEP 8I7.
STEP 8I7 – Thursday Regeneration: To regenerate on Thursday use the UP or DOWN button
until the arrow points to Regen. If the arrow does not point to Regen a regeneration will not occur
on Thursday. Press SET HOUR to go to STEP 9I7.
STEP 9I7 – Friday Regeneration: To regenerate on Friday use the UP or DOWN button until
the arrow points to Regen. If the arrow does not point to Regen a regeneration will not occur on
Friday. Press SET HOUR to go to STEP 10I7.
➟
STEP 10I7
STEP 10I7 – Saturday Regeneration: To regenerate on Saturday use the UP or DOWN button
until the arrow points to Regen. If the arrow does not point to Regen a regeneration will not occur
on Saturday. Press SET HOUR to exit Installer Displays & Settings.
NOTE: If all arrows are turned off in d1-d7, Days to Regen in the User Displays will always read
7 and a regeneration will never occur.
➟
Return to
Normal Mode
User Displays
General Operation
When the system is operating one of two displays will be shown. Pressing UP or DOWN button will
alternate between the displays. One of the displays is always the current time of day (to the nearest
hour). The second display is the days remaining until the next regeneration. If the days remaining
is equal to one, a regeneration will occur at the next preset regeneration time. The user can scroll
between displays as desired.
If the system has called for a regeneration that will occur at the preset time of regeneration, the arrow
will point to Regen.
➟
or
➟
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 indicate the cycle of the
regeneration process (see Table 3) that is occurring and an arrow will also point to Regen. The
system will run through the steps automatically and will reset itself to provide treated water when
the regeneration is completed.
Page 18 WS1TC & WS1.25 TC Manual
Manual Regeneration
Sometimes there is a need to regenerate the system sooner than when the system calls for it, usually referred to as
a 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, simultaneously press UP
+ DOWN buttons together and release. The arrow will point to the word Regen if a regeneration is
expected “tonight.” To cancel the regeneration simultaneously press UP + DOWN buttons and release.
To initiate a manual regeneration immediately, simultaneously press UP + DOWN buttons together 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, ll with salt and wait at least two hours before regenerating.
STEP 1U
Set Time of Day
STEP 1U – Press SET HOUR
➟
STEP 2U
Power Loss
STEP 2U – Current time: Set the clock to the closest hour by using the UP and DOWN button. An
arrow points to PM after 12. After a power outage, the time of day will need to be reset. Press SET
HOUR to exit.
An arrow will point
to the word Regen
if a regeneration is
expected “tonight.”
If the power goes out current time of day will need to be reset. If the power goes out while the system is regenerating, the cycle
picks up where it was interrupted when the power returns.
Error Message
If “E1,” “E2” or “E3” appears on the display contact the OEM for help. This indicates that the
valve did not function properly.
Installation
Rell Flow Control Assembly or Rell Port Plug
Control valves that are setup for backwash only come equipped with a rell port plug. The rell port plug has no regenerant line
connection.
Control valves that use a regenerant come equipped with a 3/8” rell ow control assembly. To switch to the ½” rell ow control
assembly, remove the rell ow control and retainer (from the 3/8” rell elbow) by twisting and pulling out. Insert the rell ow
control and retainer into the ½” rell 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
Teon 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 rell 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 tting.
Drain Line Flow Control and Fitting Assembly
To determine which drain line 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 5, choose the drain line ow control that has the backwash ow rate closest to the calculated backwash
rate. If a manufacturer chooses to use an external drain line ow control, use a drain elbow tting that does not contain a hole.
If the drain line is a 5/8” exible polytube, slide the nut onto the polytube, then place the polytube insert into the end of the polytube
WS1TC & WS1.25 TC Manual Page 19
and tighten the nut on to the ¾” drain line tting. The nut is only designed for use with exible polytube. Use other nuts if attaching
different materials.
To access the drain line ow control remove the locking clip by pulling it straight out. Pull tting out and replace the locking clip so
that it is not misplaced. The drain line tting is pressed in and has an o-ring seal.
In the ¾” elbow, the white ow control retainer is pressed in and has an o-ring seal. The retainer can be removed by rotating and
pulling. The ow control can be removed by prying upward with a small blade at screwdriver in one of the slots on the side. The
drain line ow control and retainer can be chemically cleaned in dilute sodium bisulte or vinegar, or replaced. Do not use a wire
brush to clean the ow control or the washer. The washers are identied with three numbers, which correspond to the 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 ow control washer retainer can also be removed and cleaned. Push the retainer in rmly when reinstalling.
In the 1” straight tting, the retainer is the tting. Unscrew the nut to access the ow control. The drain line ow control and the
tting can be chemically cleaned or replaced. Do not use a wire brush to clean the ow control or the 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 Teon tape on the threads of the drain line control tting when installing ¾” NPT or 1” straight
tting.
Installation Fitting Assemblies
The installation 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 ttings, control valve and bypass valve, and bypass valve and installation
ttings allow for easy serviceability. Do not use a pipe wrench to tighten nuts on installation 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 ttings allows approximately 2 degrees off axis alignment to the
plumbing system. The installation 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 tting package, connect the tting to the plumbing system 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 tting rst, then the split ring second and the o-ring last. Hand tighten the nut. If the tting is leaking tightening
the nut will not stop the leak. Remove the nut, remove the tting, and check for damage or misalignment of the o-ring.
Do not use pipe dope or other sealant on threads. Use Teon tape on threaded inlet, outlet and drain ttings. Teon 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 tighten nut
connections between control valve and ttings, control valve and bypass valve, and bypass valve and installation 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. Teon 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.
Page 20 WS1TC & WS1.25 TC Manual
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 ow rate. Open the mixing valve until the
desired hardness is reached. Close the faucet.
Note: The use of the mixing valve requires modication to the valve body. These modications should not be done in the eld.
WS1TC & WS1.25 TC Manual Page 21
Drawings and
Part Numbers
Page 22 WS1TC & WS1.25 TC Manual
1
4
3
2
6
5
Front Cover and Drive Assembly
Drawing No.Order No.DescriptionQuantity
1V3175TC-01 WS1TC Front Cover ASY1
2V3107-01WS1 Motor1
3V3106-01WS1 Drive Bracket & Spring Clip1
4V3108TCWS1TC PC Board1
5V3110WS1 Drive Gear 12 x 363
6V3109WS1 Drive Gear Cover1
V3002TCWS1TC Drive ASY*
Not ShownV3186WS1 AC Adapter 110V - 12V1
V3186WS1 AC ADAPTER 110V-12V
Not Shown
* Drawing number parts 2 through 6 may be purchased as a complete assembly, part V3002.
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 downow, injector is located in the down hole
1
Page 26 WS1TC & WS1.25 TC Manual
Rell Flow Control Assembly and Rell Port Plug
Drawing No.Order No.DescriptionQuantity
1V3195-01WS1 Rell 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
Not ShownH4650Elbow ½” with nut and insertOption
*Assembly includes WS1 RFC.
Water
Flow
Proper RFC orientation
directs refill water flow
towards the washer face
with rounded edge and
text.
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.
WS1TC & WS1.25 TC Manual Page 37
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 plug 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 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 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 one plastic pin that ts into the hole 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 the pin. To reinstall the PC board, position the lower edge of the PC board so
that the hole in the PC board lines up with the plastic pin. Push the top of the PC board towards the valve. Align the upper hole on
lefthand side of PC board with the pin and push in until the PC board snaps under the middle latch, weave the power wire into the
holders and reconnect the motor 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 plug
for the power source. Unweave the wire 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 deecting 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 power wire is 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 to 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 reective coating
because dirt or oils may interfere with pulse counting.
The drive gear cover only 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, discon-
nect 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.
Page 38 WS1TC & WS1.25 TC Manual
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 gears 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 SET HOUR and DOWN buttons for 3 seconds or
unplug power source jack (black wire) from the circuit board and plug back in. This resets the electronics and establishes the service
piston 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” 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 eld. The only replaceable part on the drive cap assembly is the o-ring. Attached to the drive cap assembly
is the main piston and, if a regenerant is used, a regenerant piston.
WS1TC & WS1.25 TC Manual Page 39
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 bisulte or vinegar, or replace the regenerant piston if needed. To
remove the main 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 bisulte 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
the special wrench or 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 SET
HOUR and DOWN buttons for 3 seconds or unplug power source jack (black wire) from the circuit board and plug back in. This
resets the electronics and establishes the service piston position.
Note: Refer to Figure 6 to identify the main piston.
Spacer Stack Assembly
(Refer to Figure 6 for WS1TC & WS1.25TC spacer stack identication.)
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 forenger. Inspect the black o-rings and clear lip seals for wear or damage.
Replace the entire stack if necessary. Do not disassemble the WS1TC or WS1.25TC stack.
The spacer stack assembly may be chemically cleaned (dilute sodium bisulte 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 SET HOUR and DOWN buttons for 3 seconds or unplug power source jack
(black wire) from the circuit board and plug back in. This resets the electronics and establishes the service piston 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 bisulte. The holes can be
blown out with air. Both pieces have small diameter holes that control the 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.
Page 40 WS1TC & WS1.25 TC Manual
Two holes are labeled DN and UP. Check for compliance. See Table.
Compliance Table
ApplicationInjector and/or Plug(s)Main Piston
WS1TC Downow
Softener or Regenerating
Filter
WS1TC Backwash Only
Filter
WS1.25TC Downow
Softener or Regenerating
Filter (1.32" Distributor)
WS1.25TC Backwash
Only Filter (1.32"
Distributor)
WS1.25TC Downow
Softener or Regenerating
Filter (32mm Distributor)
WS1.25TC Backwash
Only Filter (32mm
Distributor)
Push the plug(s) and/or injectors rmly in place, replace the screen and hand tighten the injector cap.
Rell Flow Control Assembly or Rell Port Plug
To clean or replace the rell 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 ow control retainer. The ow control can be removed
by prying upward through the side slots of the retainer with a small at blade screwdriver.
Injector in “DN” hole, Plug
in “UP” hole
Plug in “DN” and “UP”
holes, Install Rell Port Plug
Injector in “DN” hole, Plug
in “UP” hole
Plug in “DN” and “UP”
holes, Install Rell Port Plug
Injector in “DN” hole, Plug
in “UP” hole
Plug in “DN” and “UP”
holes, Install Rell Port Plug
V3011V3174V3005
V3011NoneV3005
V3407V3174V3430
V3407NoneV3430
V3407V3174V3430
V3407NoneV3430
Regenerant
Piston
StackBody
V3001 or
V3001-02 (Mixing)
V3001 or
V3001-02 (Mixing)
V3020 or
V3020-01 (Mixing)
V3020 or
V3020-01 (Mixing)
V3020-02 or
V3020-03 (Mixing)
V3020-02 or
V3020-03 (Mixing)
Chemically clean the ow control or the white ow control retainer using dilute sodium bisulte or vinegar. Do not use a wire brush.
If necessary, replace the ow control, o-ring on the ow control retainer, or the o-ring on the elbow.
Reseat the ow control so the rounded end is visible in the ow control. Reseat the white 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.
Meter Plug
This control valve does not come equipped with a meter, instead a plug is installed. The plug should not need to be serviced.
To remove the meter plug 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 meter plug is visible. Twist a at blade screwdriver in the slot between the control
valve body and the meter plug. When the meter plug is part way out it is easy to remove the meter plug from the housing.
Do not use a wire brush to clean the meter plug. Wipe with a clean cloth or chemically clean in dilute sodium bisulte or vinegar.
Do not use Vaseline, oils, or other unacceptable lubricants on the o-ring. A silicone lubricant may be used on the black o-ring.
Reinsert the meter plug into the side slot. Hand tighten the nut. Do not use a pipe wrench to tighten nut.
WS1TC & WS1.25 TC Manual Page 41
Mixing Valve
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 ow rate. Open the mixing valve until the
desired hardness is reached. Close the faucet.
Note: The use of the mixing valve requires modication to the valve body. These modications should not be done in the eld.
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 SET HOUR and DOWN buttons for 3 seconds or unplug power source jack
(black wire) from the circuit board and plug back in. This resets the electronics and establishes the service piston position.
Page 42 WS1TC & WS1.25 TC Manual
Table 6
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. Control valve regenerates at
wrong time of day
4. E1, E2 or E3
E1 - Unable to recognize start of
regeneration
E2 - Unexpected stall
E3 - Motor ran too long, timed
out trying to reach the next
cycle position or trying to
reach home position
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. Power outageb. Reset time of day
c. Defective PC boardc. Replace PC board
a. Power Outagesa. Reset control valve to correct time of day
b. Time of day not set correctlyb. Reset to correct time of day
c. Time of regeneration incorrectc. Reset regeneration time
a. Press SET HOUR and DOWN for 3
a. Control valve has just been serviced
b. Foreign matter is lodged in control
valve
c. High drive forces on piston
d. Control valve piston not in home
position
e. Motor not inserted fully to engage
pinion, motor wires broken or
disconnected, motor failure
f. Drive gear label dirty or damaged,
missing or broken gear
g. Drive bracker incorrectly aligned to
drive bracket
h. PC board incorrectly aligned to drive
bracket
i. PC board incorrectly aligned to drive
bracket
a. Motor not operatinga. Replace motor
seconds or unplug power source jack (black
wire) from the circuit board and plug back
in to reset control valve
b. Check piston and spacer stack assembly for
foreign matter
c. Replace piston(s) and spacer stack
assembly
d. Press SET HOUR and DOWN for 3
seconds or unplug power source jack (black
wire) from the circuit board and plug back
in to reset control valve
e. Check motor and wiring. Replace motor if
necessary
f. Replace or clean drive gear
g. Reseat drive bracket properly
h. Replace PC board
i. Ensure PC board is correctly snapped on to
drive bracket
5. Control valve stalled in
regeneration
6. Control valve does not
regenerate automatically when
UP and DOWN buttons are
depressed and held
7. Control valve does not
regenerate automatically, but
does when UP and DOWN
buttons are depressed and held
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
e. Broken drive gear or drive cap assembly e. Replace drive gear or drive cap assembly
f. Broken piston retainerf. Replace piston retainer
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 assembly c. Replace drive gear or drive cap assembly
d. Defective PC boardd. Replace PC board
a. Defective PC boarda. Replace PC board
b. Set-up errorb. Check control valve set-up procedure
WS1TC & WS1.25 TC Manual Page 43
Figure 6
WS1TC & WS1.25TC Identication
WS1TC with 1.050" Distributer Tube Opening Identication
Spacer Color:
Grey
1.25"
Black Plug
1.25"
Note: The WS1TC downow piston is a solid
amber color.
WS1.25TC with 1.32" Distributor Tube Opening Identication
Grey Plug
WS1.25TC with 32mm Distributor Tube Opening Identication
Spacer Color:
Black
1.5"
1.5"
Spacer Color:
Black
1.5"
Grey Plug
Grey Ring
1.5"
Grey
Distributor
O-ring
Retainer
Page 44 WS1TC & WS1.25 TC Manual
WS1TC & WS1.25 TC Manual Page 45
Page 46 WS1TC & WS1.25 TC Manual
WS1TC & WS1.25 TC Manual Page 47
Page 48 WS1TC & WS1.25 TC Manual
FIVE-YEAR SOFTENER AND FILTER CONTROLS
LIMITED WARRANTY
Watts Water Quality & Conditioning Products warrants that its Control
Valves will be free from defects in material and workmanship under normal
use and service for a period of ve years from the date of shipment when
installed and operated within recommended parameters.
No warranty is made with respect to defects not reported within the warranty
period and/or defects or damages due to neglect, misuse, alterations, accident,
misapplication, physical damage, or damaged caused by fire, acts of God,
freezing or hot water or similar causes. For outdoor installations where the
Control Valves are not under cover, the weather cover must be utilized for the
warranty to be valid.
Watts' 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 Watts and return the Control Valve
freight prepaid. If any Control Valve is covered under this Limited Warranty,
Watts shall return the Control Valve repaired, or its replacement, prepaid to the
original point of shipment.
WATTS 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. WATTS' LIABILITY
HEREUNDER SHALL NOT EXCEED THE COST OF THE PRODUCT.
UNDER NO CIRCUMSTANCES WILL WATTS 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 #V3115TC – Updated 12/05/05
U.S. Patents 6402944, 6444127 and 6776901
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