INTRODUCTION DESCRIPTIONS AND DEFINITIONS ____________________________________________________ i
CONDITIONS FOR USE ______________________________________________________________ i
ROUTINE MAINTENANCE ____________________________________________________________ ii
SPECIFICATIONS ___________________________________________________________________ ii
INSTALLATION MOUNTING BRACKET AND PLUMBING _________________________________________________ 1
UVB SERIES
INSTALL CONTROL MODULE _________________________________________________________ 2
INSTALL QUARTZ SLEEVE AND DISINFECT SYSTEM _____________________________________ 2
INSTALL ULTRAVIOLET LIGHT AND FILTERS _____________________________________________ 2-3
ACTIVATE SYSTEM __________________________________________________________________ 3
SERVICE REQUIREMENTS AND RECOMMENDED INTERVALS ______________________________ 3
PARTS ILLUSTRATION _______________________________________________________________ 4
PARTS LIST ________________________________________________________________________ 4
UV20 SERIES
INSTALL CONTROL MODULE _________________________________________________________ 5
INSTALL QUARTZ SLEEVE AND DISINFECT SYSTEM _____________________________________ 5
INSTALL ULTRAVIOLET LIGHT AND FILTERS _____________________________________________ 5-6
ACTIVATE SYSTEM __________________________________________________________________ 6
SERVICE REQUIREMENTS AND RECOMMENDED INTERVALS ______________________________ 6
PARTS ILLUSTRATION _______________________________________________________________ 7
PARTS LIST ________________________________________________________________________ 7
UVBB SERIES
INSTALL CONTROL MODULE _________________________________________________________ 8
INSTALL QUARTZ SLEEVE AND DISINFECT SYSTEM _____________________________________ 8
INSTALL ULTRAVIOLET LIGHT AND FILTERS _____________________________________________ 8-9
ACTIVATE SYSTEM __________________________________________________________________ 9
SERVICE REQUIREMENTS AND RECOMMENDED INTERVALS ______________________________ 9
PARTS ILLUSTRATION _______________________________________________________________ 10
PARTS LIST ________________________________________________________________________ 10
RACK SYSTEM _____________________________________________________________________ 11-12
UV1 SERIES
DISINFECT SYSTEM _________________________________________________________________ 13
INSTALL ULTRAVIOLET LIGHT AND FILTERS _____________________________________________ 13
ACTIVATE SYSTEM __________________________________________________________________ 13
SERVICE REQUIREMENTS AND RECOMMENDED INTERVALS ______________________________ 13
PARTS ILLUSTRATION _______________________________________________________________ 14
PARTS LIST ________________________________________________________________________ 14
ADDON SERIES
DISINFECT SYSTEM _________________________________________________________________ 15
INSTALL ULTRAVIOLET LIGHT _________________________________________________________ 15
INSTALL TUBING ____________________________________________________________________ 15-16
ACTIVATE SYSTEM __________________________________________________________________ 16
SERVICE REQUIREMENTS AND RECOMMENDED INTERVALS ______________________________ 16
PARTS ILLUSTRATION _______________________________________________________________ 17
PARTS LIST ________________________________________________________________________ 17
You have purchased one of the most technologically advanced Ultraviolet Water Treatment System available anywhere in the world. It has
been designed with you, the consumer, in mind. PURA
®
products are lightweight, easy to use, and simple to maintain. PURA products will
provide you with healthy, clean drinking water for years to come.
WHAT IS ULTRAVIOLET?
Ultraviolet (UV) light from the sun has long been known for its ability
to destroy microorganisms. However, it has only been in recent
years that equipment producing UV light has been manufactured for
residential use.
WARNING: NEVER LOOK DIRECTLY AT A LIGHTED UV LAMP.
ULTRAVIOLET RAYS CAN BE HARMFUL TO EYES.
Activated carbon has been used for hundreds of years to treat
taste, odor, and color problems in water. Activated carbon has been
proven to be an excellent media to produce better tasting water and
to remove harmful water contaminants at a reasonable cost.
Carbon used for lters may be manufactured from wood, coal, or
coconut shells. The raw carbon is ground up and “activated” by
WHAT IS ACTIVATED CARBON?
heating the granules at a controlled temperature and pressure.
UV energy is produced by low-pressure mercury vapor enclosed in
a tubular lamp. While a UV lamp resembles a standard uorescent
lamp, it is similar in appearance only.
This process causes the carbon granules to expand and create
active sites where pollutants can be collected by adsorption. These
new sites dramatically increase the total surface area and capacity
Energy produced by the UV lamp has the ability to destroy
of each granule.
microorganisms that can live in water. There are ve major groups of
microorganisms that are altered by a specic spectrum of ultraviolet
light: viruses, bacteria, fungi, algae, and protozoa.
Adsorption is the physical process where certain water pollutants
WHAT IS ADSORPTION?
are attached to the surface of carbon particles as the water ows
When these microbes are exposed to the proper amount of UV
energy, their DNA structure is scrambled, and they are unable to
through the lter. The pollutants are removed from the water and
locked into the carbon granule.
reproduce. Since the cell is now sterile or dead, it is no longer a
threat.
Activated carbon is also able to lter out sediment through a process
of mechanical ltration. The particles are captured in the spaces
between carbon granules.
PURA SYSTEMS
PURA recommends that all UV systems include pre-lters to
process the water before it reaches the UV lamp. This will ensure
that maximum UV exposure is achieved.
PURA UVB, UV20 and UVBB series offers integrated lters in a
single system. These integrated systems use a two-stage ltration
process:
First, a string-wound lter removes the suspended solids that may
shield the microbes and make it difcult to obtain sufcient UV
exposure. Second, an activated carbon lter removes unpleasant
tastes and odors.
CONDITIONS FOR USE
Source Water Supply ProleChemical ParametersMax mg/L
Feed Water Pressure†20 – 75 psig (138 – 517 kPa)Hardness (CaCO
Feed Water Temperature38° – 105°F (3.3°– 40.5°C)Iron (Fe)< 0.3
pH Range6.5 – 9.5Manganese (Mn)< 0.05
Total Dissolved Solids<1500 mg/L† Water Pressure must not exceed 75 psig (517 kPa) or a pressure
Total Suspended Solids< 10 mg/L
Turbidity< 5 NTU
PURA Ultraviolet Water Treatment Systems are designed for indoor
use only.
PURA Systems are designed to provide complete water treatment in
a compact, easy-to-use package. Please follow the directions in this
Guide exactly when installing your PURA System to ensure that it
operates correctly.
The UV lamp requires a start-up period of one to two minutes in
order to achieve full intensity. Repeated starting of the UV lamp
will shorten its life. Therefore, it is recommended that the UV lamp
remain on at all times during use.
)< 120 (7 gpg)
3
regulator must be installed.
i
Page 5
ROUTINE MAINTENANCE
It is important that any water treatment system be properly maintained to ensure consistent water quality. The information provided on this
page is of a general nature. See Cleaning, Disinfecting, and Routine Maintenance Procedure on Page 18 and 19 for detailed information.
Refer to Mounting Bracket and System Plumbing Installation Instructions on Page 1, and the appropriate System Assembly and Activation
Procedures for detailed information to install your specic PURA system.
Cleaning: The inside of the system and the quartz sleeve should be
cleaned each time the lters are changed. Clean all parts (except
the lters and electronic parts) with soap and rinse them thoroughly
with clean potable water. Dry the inside of the quartz sleeve
thoroughly before re-assembling system.
NOTE: Presence of iron or general poor water quality will
require frequent inspection and cleaning.
“O” Rings: Lubricate each “O” ring with a silicone based “O” ring
lubricant to ensure a proper seal.
NOTE: UV lamp should remain on at all times during use
because; repeated starting of UV lamp shortens lamp
life, and UV lamp requires a warm up period of 1-2
minutes.
PURA ULTRAVIOLET SPECIFICATIONS
Shipping
Model
Weight
lbs. (kg)
UVB110.0 lbs. (4.5 kg)
UVB215.0 lbs. (6.8 kg)
UVB324.0 lbs. (10.9 kg)
UV20-116.0 lbs. (7.3 kg)
UV20-224.0 lbs. (10.9 kg)
UV20-332.0 lbs. (14.5 kg)
UVBB-120.0 lbs. (9.1 kg)
UVBB-235.0 lbs. (15.9 kg)
UVBB-353 lbs. (24.0 kg)
UV17.0 lbs. (3.2 kg)
UV A/O-15.0 lbs. (2.3 kg)
UV A/O-37.0 lbs. (3.2 kg)
(38.1 cm x 14.0 cm x 14.0 cm)
(38.1 cm x 27.9 cm x 14.0 cm)
(38.1 cm x 40.6 cm x 14.0 cm)
(63.5 cm x 14.0 cm x 14.0 cm)
(63.5 cm x 27.9 cm x 14.0 cm)
(63.5 cm x 40.6 cm x 14.0 cm)
(74.9 cm x 19.0 cm x 22.9 cm)
(71.1 cm x 38.1 cm x 22.9 cm)
(71.1 cm x 58.4 cm x 22.9 cm)
(34.3 cm x 12.7 cm x 12.7 cm)
(30.5 cm x 10.2 cm x 8.9 cm)
(57.2 cm x 10.2 cm x 8.9 cm)
Dimensions◊
Inches (Centimeters)
Height x Width x Depth
15.0” x 5.5” x 5.5”
15.0” x 11.0” x 5.5”
15.0” x 16.0” x 5.5”
25.0” x 5.5” x 5.5”
25.0” x 11.0” x 5.5”
25.0” x 16.0” x 5.5”
29.5” x 7.5” x 9.0”
28.0” x 15.0” x 9.0”
28.0” x 23.0” x 9.0”
13.5” x 5.0” x 5.0”
12.0” x 4.0” x 3.5”
22.5” x 4.0” x 3.5”
Filter Replacement: Filters will normally last approximately four to
six months. Filter life will vary due to water conditions. A reduced
ow rate or deteriorating water quality indicates that lters must be
changed.
Use only PURA lters. PURA lters are specially designed to work
in the ultraviolet disinfection process. Use of non-PURA lters voids
the warranty.
CAUTION: Use care when changing the lters to avoid breaking
the quartz sleeve.
UV Lamp Replacement: Lamps must be changed every twelve
months. While UV lamps rarely burn out, they do lose their
disinfection power. Use only PURA UV lamps as they are specically
designed for the PURA system to deliver high quality drinking water.
Flow Rate
Gallons Per Minute
Liters per Minute
2 gpm (7.6 L/min)
10 gpm (38 L/min)
Lamp Type &
Power Used
Watts
UV Lamp #11
14 Watts
UV Lamp #20
22 Watts
Inlet/ Outlet
3/8” NPT
3/4” NPT
†
†
8 gpm (30 L/min)
15 gpm (57 L/min)
1 gpm (3.8 L/min)
1 gpm (3.8 L/min)
3 gpm (11.4 L/min)
UV Lamp #20
22 Watts
UV Lamp #10
10 Watts
UV Lamp #10
10 Watts
UV Lamp #20
22 Watts
1-1/2” NPT
1/2” NPT
3/8 QC
†
†
‡
† Female thread as recognized by United Sates National Pipe Thread.
‡ Push-in Quick Connectors or Quick Connectors (QC).
◊ All dimensions of system do not include inlet/outlet piping connections and are rounded up to the nearest 1/2”.
ii
Page 6
WARNING: NEVER LOOK DIRECTLY AT A LIGHTED UV LAMP.
ULTRAVIOLET RAYS CAN BE HARMFUL TO EYES.
ALWAYS SHUT OFF WATER TO SYSTEM AND DISCONNECT POWER WHEN SERVICING.
ASSEMBLY IS REQUIRED BEFORE INSTALLATION. FRAGILE PARTS INSIDE.
FOLLOW INSTRUCTIONS CAREFULLY!
The system must be installed in accordance with applicable city, country, and local plumbing codes.
PURA products are designed to provide years of trouble-free service if properly maintained.
Retain these instructions for future reference.
MOUNTING BRACKET AND SYSTEM PLUMBING INSTALLATION
This Guide covers installation and maintenance of a basic “generic” system. Installer determines conguration of each system and must
adapt these instructions to meet the specic requirements for that conguration. Specic component and assembly information is provided
only for components that are unique to PURA systems. All inter-component connections use standard plumbing components and tools.
INSTALL MOUNTING BRACKET
CAUTION: Do not use any damaged component.
If damage is found, contact your dealer before
proceeding.
1. Unpack boxes and verify that all required components have been
received (see Preparation section for your particular series).
2. Inspect each component for damage.
3. Determine location for installation of the UV system:
a. The PURA UV System should be installed with the sumps
oriented vertically.
CAUTION: The UV system may be installed horizontally, but
the quartz sleeve will be in a position that makes it
susceptible to breakage.
b. Mounting point should allow sufcient room above and
below UV system to service the sumps and UV lamp
without removing the UV system.
The minimum space is:
UVB: 11” (above and below)
UV20, UVBB: 20” (above and below)
UV1: 10” (above and below)
ADDON: 10” or 20” (above) by model
4. For ease of mounting, reduce the weight of the larger systems
by removing the sumps and lters prior to installing the mounting
bracket.
5. Select a location and install the mounting bracket using the
provided screws.
INSTALL SYSTEM PLUMBING
CAUTION: Water pressure must not exceed 75 psig (517 kPa) or
a pressure regulator must be used.
CAUTION: Do not install pump on outlet side of system as
damage to the quartz sleeve may occur. If pump is
required, install it on inlet side of system and verify
output pressure does not exceed 75 psig (517 kPa).
CAUTION: Warranty is void if the unit is used with pressure
exceeding 75 psig (517 kPa). Higher pressures may
damage equipment and may not allow for proper
exposure time with UV lamp or both.
CAUTION: The system will not function properly if water ow is
reversed. See the Exploded Schematic for your model
on the following
1. Turn off source water supply.
CAUTION: PURA recommends using only plastic ttings to
connect the inlet and outlet ports of the PURA system.
Use of metal male ttings inside of plastic female
threaded heads voids the warranty.
CAUTION: Do not over tighten ttings connected to inlet/outlet
ports of the PURA system.
2. Connect inlet of UV system to source water supply using proper
ttings and thread sealing tape.
3. Connect outlet of UV system to water distribution lines using
proper ttings and thread sealing tape.
CAUTION: Do not install clear or translucent tubing on the outlet
side.
4. See appropriate System Assembly and Activation Procedures for
your system to complete installation.
1
Page 7
UVB SERIES - SYSTEM ASSEMBLY AND ACTIVATION PROCEDURES
PREPARATION – INSPECT ALL PARTS
NOTE: Read Mounting Bracket and System Plumbing
Installation instructions on Page 1 and all instructions
on this page before installing system.
UVB SERIES
UVB Ultraviolet System
Control Module Box
Ultraviolet Lamp #11 (in packing tube)
Quartz Sleeve #11 (in packing tube)
Mounting Screws (2-4 pieces, varies with model)
Installation Manual and Owners Guide
Sump Wrench #10/20
NOTE: See Page 4 for UVB detailed parts breakdown. Refer
to the label afxed to the mounting bracket to identify
lter(s) to be installed with UV module.
CONTROL MODULE INSTALLATION
INSTALL QUARTZ SLEEVE AND DISINFECT SYSTEM
Check page 20 for pictures of Quartz Sleeve.
CAUTION: QUARTZ SLEEVE IS VERY FRAGILE!
For safety, wear a protective glove when handling
quartz sleeve. Do not touch quartz sleeve or UV
lamp with bare hands. Fingerprints will reduce the
effectiveness of the light.
NOTE: All Items refer to Figure 1.
1. Remove Sump (Item 1) from UV Head (Item 5).
NOTE: Do not remove protective plastic bag from quartz
sleeve until so instructed.
2. Remove Quartz Sleeve (Item 17) from packing tube. While
holding middle of quartz sleeve with one hand, slide protective
bag with other hand to expose open end.
3. Place a small amount of silicone based “O” ring lubricant on the
outside of the open end of the quartz sleeve only on the area that
will engage with the “O” ring.
CAUTION: Apply even pressure to push the quartz sleeve into the
UV head. To avoid breakage, make sure quartz sleeve
goes in straight by pushing it with a slight twisting
motion.
4. Insert quartz sleeve into the UV head. As quartz sleeve passes
the “O” Ring (Item 15), resistance will be felt. Remove protective
bag from quartz sleeve.
5. Remove EPCB™ Carbon Filter (Item 3) and EPCB™ Sleeve
(Item 24) from sump and set aside.
6. For UVB2 and UVB3 Models only: Remove Sump (Item 1) from
Filter Head (Item 20). Remove Filters (Items 21 and 23) from
sump and set aside.
7. Disinfect the system (Pages 18-19, Steps 1-7).
Figure 1A - * UVB-3 model shown
CONTROL MODULE INSTALLATION WITH SAFETY ROD FOR
UVB MODELS WITHOUT THE LOC OPTION
Figure 1B - * UVB-3 model shown
INSTALL ULTRAVIOLET LIGHT AND FILTERS
1. Remove Sump (Item 1) from UV Head (Item 5).
NOTE: Wipe all ngerprints and excessive lubricant from
3. Insert lter/sleeve assembly into sump as shown in Figure 1 with
both Filter Gaskets (Item 4) in place.
CAUTION: TIGHTEN SUMPS BY HAND ONLY. Do not use tools
as they will over-tighten and may damage sump. Take
care not to cut or pinch “O” Rings (Item 2). Use sump
wrench for removal only.
4. Being careful not to dislodge quartz sleeve, install sump with lter/
sleeve assembly onto UV head.
5. For UVB2 & UVB3 Models only: Remove Sump (Item 1) from
Filter Head (Item 20). Install Filters (Items 21 and 23) as shown in
Figure 1. Install sump onto lter head.
CAUTION: DO NOT INSTALL A DAMAGED LAMP
INSTALL CONTROL MODULE AND UV LAMP
NOTE: Hold UV lamp by ceramic ends only. Do not touch the
glass. Clean with isopropyl alcohol if necessary.
6. Remove UV Lamp (Item 16) from packing tube and inspect it for
damage. If damage is found, contact the dealer for a replacement.
2
Page 8
The UVB control module installation kit includes:
a. Control Module – Qty 1
b. Screws , 6/32 X 3/8” (Part# 32701063) - Qty 4
c. Washer, Lock , #8 (Part# 12288) - Qty 1
d. Safety Rod Plunger (Part # 22401015) – Qty 1 (ONLY FOR
SYSTEMS WITHOUT THE LAMP OUT CIRCUIT OPTION)
e. Installation Guide (#54752)
7. Unpack the carton box and verify that all the required components
have been received.
ACTIVATE SYSTEM
CAUTION: Verify that inlet and outlet ports are connected to
appropriate inlet/outlet pipes (see Figure 1).
1. Plug system into an electrical outlet. If the LED Indicator (Item 8)
does not light up within one minute, verify UV lamp is securely
plugged into UV control module and safety plunger rod is in place
(see Note in Step 9 above). It is normal for the LED indicator to
icker slightly.
8. Connect UV lamp into four-pin socket located at the bottom of UV
Control Module (Item 10).
9. Verify Safety Plunger Rod (Item 18) is in place.
NOTE: System with Light-Out Circuit (LOC) does not have a
safety plunger rod.
10. Carefully insert the UV control module with UV lamp through
mounting bracket into the quartz sleeve.
11. Install the UVB control module on top of the ultraviolet
disinfection system’s bracket with four screws and one lock
washer (for grounding purpose) as shown in the Figure* 1A.
12. For UVB series ultraviolet disinfection systems without the
lamp out circuit (LOC) option, install the safety rod plunger as
shown in the Figure* 1B.
Service RequirementsRecommended Service Intervals
To ensure the system operates at its optimum level,
certain routine maintenance must be performed.
Frequency of maintenance performance will depend on
source water quality and level of system usage.
CLEAN: Each time lters are replaced.
DISINFECT: At least once a year.
NOTE: The UV lamp should remain on at all times during use
because; repeated starting of UV lamp shortens lamp
life, and UV lamp requires a warm up period of 1-2
minutes.
2. Turn on water supply and check for leaks.
3. Flush system, connectors, and water lines for several minutes to
remove carbon nes.
NOTE: When an ultraviolet water treatment system is unused
for several hours, water within system could become
warm. This is a dispense water from system.
NOTE: System is now ready for use.
UV Lamp #11: Change Annually
Quartz Sleeve #11: Clean when changing lters. Replace only if
damaged or cannot be cleaned by non-abrasive methods.
Filters: Normal life 4-6 months. Filter life will vary due to water
conditions. A reduced ow rate or deteriorating water quality
indicates that lters must be changed.
† Consult Factory to determine part number for applications other than 120V/60hz ‡ not shown
4
Page 10
UV20 SERIES - SYSTEM ASSEMBLY AND ACTIVATION PROCEDURES
PREPARATION – INSPECT ALL PARTS
NOTE: Read Mounting Bracket and System Plumbing
Installation instructions on Page 1 and all instructions
on this page before installing system.
UV20 SERIES
UV20 Ultraviolet System
Control Module Box
Ultraviolet Lamp #20 (in packing tube)
Quartz Sleeve #20 (in packing tube)
Mounting Screws (2-4 pieces, varies with model)
Installation Manual and Owners Guide
Sump Wrench #10/20
NOTE: See Page 7 for UV20 detailed parts breakdown. Refer
to the label afxed to the mounting bracket to identify
lter(s) to be installed with UV module.
CONTROL MODULE INSTALLATION
INSTALL QUARTZ SLEEVE AND DISINFECT SYSTEM
Check page 20 for pictures of Quartz Sleeve.
CAUTION: QUARTZ SLEEVE IS VERY FRAGILE!
For safety, wear a protective glove when handling
quartz sleeve. Do not touch quartz sleeve or UV
lamp with bare hands. Fingerprints will reduce the
effectiveness of the light.
NOTE: All Items refer to Figure 1.
1. Remove Sump (Item 1) from UV Head (Item 5).
NOTE: Do not remove protective plastic bag from quartz
sleeve until so instructed.
2. Remove Quartz Sleeve (Item 17) from packing tube. While
holding middle of quartz sleeve with one hand, slide protective
bag with other hand to expose open end.
3. Place a small amount of silicone based “O” ring lubricant on the
outside of the open end of the quartz sleeve only on the area that
will engage with the “O” ring.
CAUTION: Apply even pressure to push the quartz sleeve into the
UV head. To avoid breakage, make sure quartz sleeve
goes in straight by pushing it with a slight twisting
motion.
Figure 2A - * UV20-3 model shown
CONTROL MODULE INSTALLATION WITH SAFETY ROD FOR
UV20 MODELS WITHOUT THE LOC OPTION
4. Insert quartz sleeve into the UV head. As quartz sleeve passes
the “O” Ring (Item 15), resistance will be felt. Remove protective
bag from quartz sleeve.
5. For UV20-2 and UV20-3 Models only: Remove Sump (Item 1)
from Filter Head (Item 20). Remove Filters (Items 21 and 23) from
sump and set aside.
6. Disinfect the system (Pages 18-19, Steps 1-7).
INSTALL ULTRAVIOLET LIGHT AND FILTERS
1. Remove Sump (Item 1) from UV Head (Item 5).
NOTE: Wipe all ngerprints and excessive lubricant from
quartz sleeve with isopropyl alcohol.
2. Verify Stainless Steel Channeling Sleeve (Item 3) and Sleeve
Gasket (Item 4) are in sump as shown in Figure 2.
CAUTION: TIGHTEN SUMPS BY HAND ONLY. Do not use tools
as they will over-tighten and may damage sump. Take
care not to cut or pinch “O” Rings (Item 2). Use sump
wrench for removal only.
3. Being careful not to dislodge quartz sleeve, install sump with lter/
sleeve assembly onto UV head.
4. For UV20-2 & UV20-3 Models only: Remove Sump (Item 1) from
Filter Head (Item 20). Install Filters (Items 21 and 23) as shown in
Figure 1. Install sump onto lter head.
CAUTION: DO NOT INSTALL A DAMAGED LAMP
Figure 2B - * UV20-3 model shown
INSTALL CONTROL MODULE AND UV LAMP
NOTE: Hold UV lamp by ceramic ends only. Do not touch the
glass. Clean with isopropyl alcohol if necessary.
5. Remove UV Lamp (Item 16) from packing tube and inspect it for
damage. If damage is found, contact the dealer for a replacement.
5
Page 11
The UV20 control module installation kit includes:
a. Control Module – Qty 1
b. Screws , 6/32 X 3/8” (Part# 32701063) - Qty 4
c. Washer, Lock , #8 (Part# 12288) - Qty 1
d. Safety Rod Plunger (Part # 22401015) – Qty 1 (ONLY FOR
SYSTEMS WITHOUT THE LAMP OUT CIRCUIT OPTION)
e. Installation Guide (#54752)
6. Unpack the carton box and verify that all the required components
have been received.
ACTIVATE SYSTEM
CAUTION: Verify that inlet and outlet ports are connected to
appropriate inlet/outlet pipes (see Figure 2).
1. Plug system into an electrical outlet. If the LED Indicator (Item 8)
does not light up within one minute, verify UV lamp is securely
plugged into UV control module and safety plunger rod is in place
(see Note in Step 8 above). It is normal for the LED indicator to
icker slightly.
7. Connect UV lamp into four-pin socket located at the bottom of UV
Control Module (Item 10).
8. Verify Safety Plunger Rod (Item 18) is in place.
NOTE: System with Light-Out Circuit (LOC) does not have a
safety plunger rod.
9. Carefully insert the UV control module with UV lamp through
mounting bracket into the quartz sleeve.
10. Install the UV20 control module on top of the ultraviolet
disinfection system’s bracket with four screws and one lock
washer (for grounding purpose) as shown in the Figure* 2A.
11. For UV20 series ultraviolet disinfection systems without the
lamp out circuit (LOC) option, install the safety rod plunger as
shown in the Figure* 2B
Service RequirementsRecommended Service Intervals
To ensure the system operates at its optimum level,
certain routine maintenance must be performed.
Frequency of maintenance performance will depend on
source water quality and level of system usage.
CLEAN: Each time lters are replaced.
DISINFECT: At least once a year.
NOTE: The UV lamp should remain on at all times during use
because; repeated starting of UV lamp shortens lamp
life, and UV lamp requires a warm up period of 1-2
minutes.
2. Turn on water supply and check for leaks.
3. Flush system, connectors, and water lines for several minutes to
remove carbon nes.
NOTE: When an ultraviolet water treatment system is unused
for several hours, water within system could become
warm. This is a dispense water from system.
NOTE: System is now ready for use.
UV Lamp #20: Change Annually
Quartz Sleeve #20 and Channeling Sleeve: Clean when changing
lters. Replace only if damaged or cannot be cleaned by non-
abrasive methods.
Filters: Normal life 4-6 months. Filter life will vary due to water
conditions. A reduced ow rate or deteriorating water quality
indicates that lters must be changed.
† Consult Factory to determine part number for applications other than 120V/60hz ‡ not shown
7
Page 13
UVBB SERIES - SYSTEM ASSEMBLY AND ACTIVATION PROCEDURES
PREPARATION – INSPECT ALL PARTS
NOTE: Read Mounting Bracket and System Plumbing
Installation instructions on Page 1 and all instructions
on this page before installing system.
UVBB SERIES
UVBB Ultraviolet System
Control Module Box
Ultraviolet Lamp #20 (in packing tube)
Quartz Sleeve #22 (in packing tube)
Mounting Screws (2-4 pieces, varies with model)
Installation Manual and Owners Guide
Sump Wrench #20BB
NOTE: See Page 10 for UVBB detailed parts breakdown.
Refer to label afxed to the mounting bracket to
identify lter(s) to be installed with UV module.
CONTROL MODULE INSTALLATION
CAUTION: Apply even pressure to push the quartz sleeve into
Quartz Adapter Sleeve (Item 4). To avoid breakage,
make sure quartz sleeve goes in straight by pushing it
with a slight twisting motion.
4. Insert quartz sleeve into quartz adapter sleeve until the top of red
tape meets the bottom of the quartz adapter sleeve.
NOTE: Quartz Adapter Sleeve (Item 4) is factory installed into
the UV Head (Item 5).
5. Remove Red Tape (Item 23) and protective bag from quartz
sleeve.
NOTE: Wipe all ngerprints and excessive lubricant from
quartz sleeve with isopropyl alcohol.
6. For UVBB-2 and UVBB-3 Models only: Remove Sump (Item 1)
from Filter Head (Item 20). Remove Filters (Items 21 and 22) from
sump and set aside.
7. Disinfect the system (Pages 18-19, Steps 1-7).
INSTALL ULTRAVIOLET LIGHT AND FILTERS
CAUTION: TIGHTEN SUMPS BY HAND ONLY. Do not use tools
as they will over-tighten and may damage sump. Take
care not to cut or pinch “O” Rings (Item 2). Use sump
wrench for removal only.
Figure 3A - * UVBB-3 model shown
INSTALL QUARTZ SLEEVE AND DISINFECT SYSTEM
Check page 20 for pictures of Quartz Sleeve.
CAUTION: QUARTZ SLEEVE IS VERY FRAGILE!
For safety, wear a protective glove when handling
quartz sleeve. Do not touch quartz sleeve or UV
lamp with bare hands. Fingerprints will reduce the
effectiveness of the light.
NOTE: All Items refer to Figure 3.
1. Remove Sump (Item 1) from UV Head (Item 5).
NOTE: A band of Red Tape (Item 23) is afxed to quartz
sleeve approximately 3” from the top. Do not remove
this tape until so instructed. Do not remove protective
plastic bag from quartz sleeve until so instructed.
2. Remove Quartz Sleeve (Item 17) from packing tube. While
holding middle of quartz sleeve with one hand, slide protective
bag with other hand to expose open end.
3. Place a small amount of silicone based “O” ring lubricant on the
outside of the open end of the quartz sleeve only on the area that
will engage with the “O” ring.
8. For UVBB-2 and UVBB-3 Models only: Remove Sump (Item
1) from Filter Head (Item 20). Install Filters (Items 21 and 22) as
shown in Figure 3. Install sump onto lter head.
CAUTION: DO NOT INSTALL A DAMAGED LAMP
INSTALL CONTROL MODULE AND UV LAMP
NOTE: Hold UV lamp by ceramic ends only. Do not touch the
glass. Clean with isopropyl alcohol if necessary.
9. Remove UV Lamp (Item 16) from packing tube and inspect it for
damage. If damage is found, contact the dealer for a replacement.
10. Unpack the carton box and verify that all the required
components have been received.
The UVBB control module installation kit includes:
a) Control Module – Qty 1
b) Screws , 6/32 X 3/8” (Part# 32701063) - Qty 4
c) Washer, Lock , #8 (Part# 12288) - Qty 1
d) Installation Guide (#54752)
11. Connect UV lamp into four-pin socket that is connected to the
UV control module by a cable that allows for correct insertion
depth.
12. Carefully insert the UV control module with UV lamp through
mounting bracket into the quartz sleeve making sure the cable
does not twist or curl.
13. Install the UVBB control module on top of the ultraviolet
disinfection system’s bracket with four screws and one lock
washer (for grounding purpose) as shown in the Figure* 3A.
8
Page 14
ACTIVATE SYSTEM
2. Turn on water supply and check for leaks.
CAUTION: Verify that inlet and outlet ports are connected to
appropriate inlet/outlet pipes (see Figure 3).
1. Plug system into an electrical outlet. If the LED Indicator (Item 8)
does not light up within one minute, verify UV lamp is securely
plugged into UV control module. It is normal for the LED indicator
to icker slightly.
NOTE: The UV lamp should remain on at all times during use
because; repeated starting of UV lamp shortens lamp
life, and UV lamp requires a warm up period of 1-2
minutes.
Service RequirementsRecommended Service Intervals
To ensure the system operates at its optimum level,
certain routine maintenance must be performed.
Frequency of maintenance performance will depend on
source water quality and level of system usage.
CLEAN: Each time lters are replaced.
DISINFECT: At least once a year.
3. Flush system, connectors, and water lines for several minutes to
remove carbon nes.
NOTE: When an ultraviolet water treatment system is unused
for several hours, water within system could become
warm. This is a normal condition. To cool the water,
dispense water from system.
NOTE: System is now ready for use.
UV Lamp #20: Change Annually
Quartz Sleeve #20: Clean when changing lters. Replace only if
damaged or cannot be cleaned by non-abrasive methods.
Filters: Normal life 4-6 months. Filter life will vary due to water
conditions. A reduced ow rate or deteriorating water quality
indicates that lters must be changed.
9Flat Washer, 5/16”16
10Lag Bolt, 5/16 x 1–1/4"16
11Mounting Adapter Plate1†
12Screw, 6/32 x 3/8”4†
13Kit, Sleeve, Screw, Washer #926201
† Per UV Control Module as specied for applicable conguration.
NOTE: See Page 10 for UVBB detailed parts breakdown.
Refer to the label afxed to the UVBB mounting
bracket to identify housing units to be installed on
rack.
INSTALL UV SYSTEM TO RACK
NOTE: Items in this section refer to Figure 5
NOTE: Figures 5 and 6 provide examples of congurations
that may be applied to your PURA system. These
congurations are not intended as a representation of
a specic system to be installed.
1. Determine location for installation of the Rack System with
housing assemblies. Three requirements for consideration are:
access to cold water line, access to power, and proper inlet/outlet
connection for each housing assembly.
NOTE: Each UV control module has its own cord. A power
strip may be required if multiple UV control modules
are installed on Rack System.
2. Install the Rack System. Unit may be attached to surface or left
freestanding.
3. Secure each Mounting Adapter Plate (Item 11) and UV head to
Rack System with Lag Bolts (Item 10) and Flat Washers (Item 9).
NOTE: To install a system in “SERIES” as shown in Figure
5, connect all heads together with nipples prior to
installing heads on Rack System.
4. Plumb heads for specic conguration using proper ttings and
thread sealing tape.
NOTE: See Pages 8-9 for UVBB Assembly and Activation
Procedures to complete installation.
*Filters Sold Separately.
RACK ASSEMBL Y
NOTE: Items in this section refer to Figure 4.
CAUTION: Maximum load for the Rack System is 750 lbs. (340
kg). This system is designed for indoor use only.
NOTE: Each UVBB-1 housing assembly can process up
to 15 gpm (57 L/min). Up to four assemblies may
be installed on the Rack System. Four housing
assemblies may be plumbed in parallel (See Figure 6)
to obtain a maximum ow of 60 gpm (227 L/min).
NOTE: Each attachment point requires a Bolt (Item 8), two
Flat Washers (Item 7), and a Nut (Item 6).
1. Attach the Feet (Item 1) to the bottom of each Leg (Item 2).
NOTE: Snug, but do not tighten the bolts and nuts connecting
the legs and top to the Corner Braces (Item 4) until
assembly has been squared.
2. Attach two corner braces to the upper end of each leg.
3. Attach the Leg Brace (Item 3) to the back of each leg.
Figure 4 Rack Components and Location
4. Attach the Top (Item 5) to the corner braces.
5. Square top to the legs. Tighten all 16 nuts securing corner braces.
CONFIGURATION: SERIES SERIES TO PARALLEL PARALLEL PARALLEL TO SERIES
MODULE #1 TYPEPURA PART NUMBER:
MODULE #2 TYPEPURA PART NUMBER:
MODULE #3 TYPEPURA PART NUMBER:
MODULE #4 TYPEPURA PART NUMBER:
Table 1 System Conguration and Component Parts, Initial Installation
12
Page 18
UV1 SERIES - SYSTEM ASSEMBLY AND ACTIVATION PROCEDURES
PREPARATION – INSPECT ALL PARTS
NOTE: Read Mounting Bracket and System Plumbing
Installation instructions on Page 1 and all instructions
on this page before installing system.
5. Loosen Screw (Item 9) securing slotted side of UV Lamp Retainer
(Item 7). Remove the other screw securing the UV lamp retainer
to UV head. Rotate UV lamp retainer away from center of UV
head.
UV1 SERIES
UV1 Ultraviolet System
Ultraviolet Lamp #10 (in packing tube)
Mounting Screws (2 pieces)
Installation Manual and Owners Guide
NOTE: See Page 14 for UV1 detailed parts breakdown. Refer
to label afxed to mounting bracket to identify lter to
be installed.
DISINFECT SYSTEM
CAUTION: QUARTZ SLEEVE IS VERY FRAGILE!
For safety, wear a protective glove when handling
quartz sleeve. Do not touch quartz sleeve or UV
lamp with bare hands. Fingerprints will reduce the
effectiveness of the light.
NOTE: Sump wrench not included.
NOTE: Quartz sleeve (Item 14) is factory installed.
NOTE: All Item callouts refer to Figure 7.
1. Remove Sump (Item 1) from UV Head (Item 5).
2. Remove EPCB™ Carbon Filter (Item 3) and EPCB™ Sleeve
(Item 15) from sump and set aside.
3. Disinfect the system (Pages 18-19, Steps 1-7).
CAUTION: DO NOT INSTALL A DAMAGED LAMP
NOTE: Hold UV lamp by ceramic ends only. Do not touch the
glass. Clean glass with isopropyl alcohol if necessary.
6. Remove the UV Lamp (Item 17) from packing tube and inspect
it for damage. If damage is found, contact the dealer for a
replacement.
7. Connect UV lamp into the four-pin socket that is connected to the
UV Control (Item 11).
8. Carefully insert the UV lamp through mounting bracket into the
quartz sleeve as far as possible.
NOTE: End of UV lamp will touch bottom of quartz sleeve.
9. Slide Finish Cap (Item 13) on UV control cable and snap nish
cap into Spacer Bushing (Item 12).
10. Rotate UV lamp retainer towards UV lamp such that the retainer
will secure the UV lamp. Replace the screw removed in Step 5.
Tighten screw loosened in Step 5.
ACTIVATE SYSTEM
CAUTION: Verify that inlet and outlet ports are connected to
appropriate inlet/outlet pipes (see Figure 7).
WARNING: NEVER LOOK DIRECTLY AT A LIGHTED UV LAMP.
ALWAYS LOOK AT LAMP THROUGH FINISH CAP
ONLY.
INSTALL ULTRAVIOLET LIGHT AND FILTERS
1. Remove Sump (Item 1) from UV Head (Item 5).
NOTE: Wipe all ngerprints and excessive lubricant from
3. Insert lter/sleeve assembly into sump as shown in Figure 7 with
both Filter Gaskets (Item 4) in place.
CAUTION: TIGHTEN SUMPS BY HAND ONLY. Do not use tools
as they will over-tighten and may damage sump. Take
care not to cut or pinch “O” Rings (Item 2).
4. Being careful not to dislodge quartz sleeve, install sump with lter/
sleeve assembly onto UV head.
Service RequirementsRecommended Service Intervals
To ensure the system operates at its optimum level,
certain routine maintenance must be performed.
Frequency of maintenance performance will depend on
source water quality and level of system usage.
CLEAN: Each time lters are replaced.
DISINFECT: At least once a year.
1. Plug system into an electrical outlet. The nish cap should
illuminate within one minute, indicating UV lamp is on. If it does
not, unplug system, verify the UV lamp is securely plugged into
four-pin socket, and repeat this Step.
NOTE: UV lamp should remain on at all times during use
because; repeated starting of UV lamp shortens lamp
life, and UV lamp requires a warm up period of 1-2
minutes.
2. Turn on water supply and check for leaks.
3. Flush system, connectors, and water lines for several minutes to
remove carbon nes.
NOTE: When an ultraviolet water treatment system is unused
for several hours, water within system could become
warm. This is a normal condition. To cool the water,
dispense water from system.
NOTE: System is now ready for use.
UV Lamp #10: Change Annually
Quartz Sleeve #10: Clean when changing lters. Replace only if
damaged or cannot be cleaned by non-abrasive methods.
Filters: Normal life 4-6 months. Filter life will vary due to water
conditions. A reduced ow rate or deteriorating water quality
indicates that lters must be changed.
9Screw, #10-16 x 1"32701007
10Screw, #10 x 3/4"32701006
11UV Control, with Finish Cap40200080†
12Bushing, Spacer #10 SL22401017
13Cap, Finish, c/w Control----14Sleeve, Quartz #10 with “O” Rings 36003033
15Sleeve, Teon30120506
16“O” Ring Quartz Sleeve UV134202020
17Lamp, UV #1036002016
† Consult Factory to determine part number for applications other than 120V/60hz ‡ not shown
*92500-1 includes Items 1, 2, 5, 8, 9 &16.
14
Page 20
ADDON SERIES - SYSTEM ASSEMBLY AND ACTIVATION PROCEDURES
PREPARATION – INSPECT ALL PARTS
NOTE: Read Mounting Bracket and System Plumbing
Installation instructions on Page 1 and all instructions
on this page before installing system.
ADDON SERIES
Addon Ultraviolet System
Ultraviolet Lamp (in packing tube, #10 or #20 varies with model)
Quartz Sleeve (in packing tube, only for #20, 3GPM Model)
Mounting Screws (2 pieces)
Installation Manual and Owners Guide
NOTE: See Page 17 for ADDON detailed parts breakdown
INSTALL QUARTZ SLEEVE (ONLY FOR 3GPM MODEL)
NOTE: Quartz sleeve (Item 13) is factory installed for the
1 GPM model only.
NOTE: All Items refer to Figure 3.
NOTE: QUARTZ SLEEVE IS VERY FRAGILE!
For safety, wear a protective glove when handling
quartz sleeve. Do not touch quartz sleeve or UV
lamp with bare hands. Fingerprints will reduce the
effectiveness of the light.
1. Remove Collar (Item 15) from UV Head (Item 5A).
DISINFECT SYSTEM
CAUTION: TIGHTEN COLLAR BY HAND ONLY. Do not use tools
as they will over-tighten and may damage sump. Take
care not to cut or pinch Addon Sump Gasket (Item 2).
1. For ADDON 1GPM Model Only: Remove Collar (Item 15) from
UV Head (Item 5).
NOTE: Wipe all ngerprints and excessive lubricant from
quartz sleeve with isopropyl alcohol.
2. Disinfect the system (Pages 18-19, Steps 1-7).
INSTALL ULTRAVIOLET LIGHT
CAUTION: DO NOT INSTALL A DAMAGED LAMP
NOTE: Hold UV lamp by ceramic ends only. Do not touch the
glass. Clean glass with isopropyl alcohol if necessary.
1. Remove the UV Lamp (Item 16 or 16A) from packing tube and
inspect it for damage. If damage is found, contact the dealer for a
replacement.
2. Connect UV lamp into the four-pin socket that is connected to the
UV Control (Item 10).
3. Carefully insert the UV lamp through “O” Ring Retainer (Item 11)
into the quartz sleeve as far as possible.
NOTE: Do not remove protective plastic bag from quartz
sleeve until so instructed.
2. Remove Quartz Sleeve (Item 13A) from packing tube. While
holding middle of quartz sleeve with one hand, slide protective
bag with other hand to expose open end.
3. Place a small amount of silicone based “O” ring lubricant on the
outside of the open end of the quartz sleeve only on the area that
will engage with the “O” ring.
CAUTION: Apply even pressure to push the quartz sleeve into
the UV head. To avoid breakage, make sure quartz
sleeve goes in straight by pushing it with slight twisting
motion.
4. Insert quartz sleeve into the UV head. As quartz sleeve passes
the “O” Ring (Item 9), resistance will be felt. Remove protective
bag from quartz sleeve.
NOTE:End of UV lamp will touch the bottom of quartz sleeve.
4. Slide Finish Cap (Item 12) on UV control cable and snap nish
cap into “O” Ring Retainer (Item 11).
INSTALL TUBING
PLASTIC TUBING
1. Cut tube ends square and straight. Do not deform tube (i.e.,
cause tube to compress its diameter so it is no longer round).
2. Make sure outer surface of tube is clear of marks or scratches for
a length equal to twice tube diameter. This allows “O” rings to seat
properly against tube.
3. Avoid sharp changes in direction when routing tubing. Sharp turns
case tubing to ex and deform which reduces ow capacity and
may increase lateral stress on the ttings, causing leakage.
15
Page 21
ADDON SERIES - SYSTEM ASSEMBLY AND ACTIVATION PROCEDURES Cont’d
INSTALL TUBING cont’d
QUICK CONNECT FITTINGS
Fittings consist of two parts: a Body and a collet.
1. To install a tube, push it through Collet until it seats rmly at the
bottom of tting (Figure 8.A. and 8.B.)
2. To remove a tube, push and hold Collet against Body while pulling
tube out (Figure 8.C.).
ACTIVATE SYSTEM
CAUTION: Verify that inlet and outlet ports are connected to
appropriate inlet/outlet pipes (see Figure 8).
WARNING: NEVER LOOK DIRECTLY AT A LIGHTED UV LAMP.
ALWAYS LOOK AT LAMP THROUGH FINISH CAP
ONLY.
1. Plug system into an electrical outlet. The nish cap should
illuminate within one minute, indicating UV lamp is on. If it does
not, unplug system, verify the UV lamp is securely plugged into
four-pin socket, and repeat this Step.
NOTE: UV lamp should remain on at all times during use
because; repeated starting of UV lamp shortens lamp
life, and UV lamp requires a warm up period of 1-2
minutes.
2. Turn on water supply and check for leaks. If there are leakages
in the quick connect ttings, check for the “O” ring placement and
make sure that the tube is inserted properly (refer to Figure 8).
3. Flush system, connectors, and water lines for several minutes to
remove carbon nes.
NOTE: When an ultraviolet water treatment system is unused
for several hours, water within system could become
warm. This is a normal condition. To cool the water,
dispense water from system.
Figure 8 How to Use Quick-Connect Fittings
NOTE: System is now ready for use.
Service RequirementsRecommended Service Intervals
To ensure the system operates at its optimum level,
certain routine maintenance must be performed.
Frequency of maintenance performance will depend on
source water quality and level of system usage.
CLEAN: Every 3 to 6 months
DISINFECT: At least once a year.
UV lamp #10 or #20: Change Annually
Quartz Sleeve #11 or #20: Clean when changing lamp. Replace
only if damaged or cannot be cleaned by non-abrasive methods.
† Part also available in black ‡ Consult Factory to determine part number for applications other than 120V/60hz
17
Page 23
CLEANING, DISINFECTING, AND ROUTINE MAINTENANCE PROCEDURE
RECOMMENDATIONS
A CLEAN WORK AREA AND EQUIPMENT ARE ESSENTIAL TO PROPERLY CLEAN AND/OR DISINFECT THE SYSTEM
Safety Glasses
Rubber Gloves, Sanitary
Wash Cloth, Clean and Lint-Free
Refer to system Parts List for specic component part numbers.Refer to system Parts List for specic component part numbers.
HAVE ALL COMPONENTS ON HAND AND READY BEFORE BEGINNING PROCEDURE
(i.e., CLEAN HANDS, TOOLS, WORK SURFACE, AND CONTAINERS)
EQUIPMENT NEEDED
Household Bleach – Unscented Only
REPLACEMENT FILTERSREPLACEMENT UV COMPONENTS
Liquid Dish Soap
“O” Ring Lubricant, Silicone Based
(5 ¼% Sodium Hypochlorite)
Plastic Bucket
CLEANING PROCEDURE
NOTE: Refer to individual System Assembly and Activation
Procedures to identify specic components matching
the descriptions shown in this procedure.
1. Disconnect system from electrical outlet.
2. Mix a mild cleaning solution of dish soap and clean potable water
in the plastic bucket.
3. Close feed water supply valve and open downstream faucet to
relieve system pressure.
CAUTION: Do not attempt to remove sumps until water ow
stops. This reduces pressure inside the system so
sumps may be safely removed.
NOTE:For UVB and UV1 Models only: Remove and save
Teon Sleeve as it will be used again with replacement
EPCB™ Carbon Filter.
4. Remove each sump. Remove each lter as its sump is removed.
Discard the lters. Use sump wrench to remove stubborn sumps.
NOTE: Use sanitary rubber gloves for this procedure to avoid
contaminating cleaning solution or lters. Wear gloves
whenever cleaning components or handling new
lters.
5. Clean quartz sleeve carefully using vinegar to remove hardness.
Do not use abrasive materials. Rinse sleeve thoroughly with clean
potable water. Replace any sleeve that is damaged or will not
come completely clean.
6. Remove sump “O” rings and wash with cleaning solution. Rinse
them well with clean potable water. Inspect “O” rings for damage
(i.e., nicks or scratches). Replace damaged “O” rings.
10. Inspect head and sump “O” ring groove area for damage (i.e.,
nicks or scratches). Replace damaged components.
11. Place a small amount of silicone based “O” ring lubricant on
the lter sump “O” ring. Install the “O” ring into the lter sump
groove.
DISINFECTION PROCEDURE
CAUTION: WEAR SAFETY GLASSES AND SANITARY RUBBER
GLOVES WHILE PERFORMING THIS PROCEDURE.
CAUTION: EXCESSIVE CONCENTRATIONS OF BLEACH WILL
DAMAGE PLASTIC AND RUBBER COMPONENTS.
Rinse all parts that contact bleach thoroughly with
clean potable water.
CAUTION: Read the “WARNINGS” on the bleach container before
using.
CAUTION: Handle sanitizing solution carefully. Avoid contact with
unprotected areas.
1. Disconnect system from electrical outlet.
2. Mix sanitizing solution:
a. For UVB, UV1, and Addon Models only:
Mix 59 ml (1/4 cup) of household bleach and 177 ml (3/4
cup) of clean, potable water in the bucket. Mix the solution
well.
b For UV20 and UVBB Models only:
Mix 237 ml (1 cup) of household bleach and 237 ml (1 cup)
of clean, potable water in the bucket. Mix the solution well.
CAUTION: Use care when sanitizing UV head. Do not get the UV
control module or connectors wet.
CAUTION: TIGHTEN SUMPS BY HAND ONLY. Do not use tools
as they will over-tighten and may damage sump. Take
care not to cut or pinch “O” rings or gaskets. Use
sump wrench for removal only.
CAUTION: Use care when cleaning UV head. Do not get the UV
control module or connectors wet.
7. Clean sumps and heads, inside and outside with washcloth and
cleaning solution. Do not use abrasive materials.
8. Rinse sumps and heads with clean potable water.
9. For UV20 Model only: Clean and rinse the Stainless Steel
Channeling Sleeve (Item 3) and Sleeve Gasket (Item 4) shown in
Figure 2.
3. Add sanitizing solution into system:
a. For UVB, UV1, and Addon Models only:
Add 237 ml (1 cup) of sanitizing solution to the sump that
contains the UV lamp.
b. For UV20 and UVBB Models only:
Add 473 ml (2 cups) of sanitizing solution to the sump that
contains the UV lamp.
18
Page 24
CLEANING, DISINFECTING, AND ROUTINE MAINTENANCE PROCEDURE Cont’d
4. Slowly open the feed water supply valve.
5. Open all downstream faucets. Keep faucets open until a chlorine
smell is detected at each faucet, then close faucets.
NOTE: Water lines downstream from UV housing must be
disinfected to destroy any bacteria that might remain in the
pipes.
6. Verify disinfection solution has reached every water outlet
downstream of UV system. Solution must remain in the system
for at least four hours.
7. Open outlet valve and let water ow for 5 minutes to ush
NOTE: Do not remove protective plastic bag from lters. Open
bottom of bag only enough to expose bottom of lter.
NOTE: Refer to Exploded Schematic for your system to
ensure each lter is installed in the correct position.
NOTE:For UVB and UV1 Models only: Refer to the
Exploded Schematic to ensure proper position of
Teon Sleeve removed in Cleaning Procedure.
CAUTION: Do not attempt to remove sumps until water ow
stops. This reduces pressure inside the system so
sumps may be safely removed.
CAUTION: Use care when sanitizing UV head. Do not get the UV
control module or connectors wet.
3. Remove sump from UV head and set aside.
CAUTION: Do not touch quartz sleeve or UV lamp with bare
hands. Fingerprints will reduce the effectiveness of the
light.
WARNING: Do Not Attempt to Remove Quartz Sleeve.
Damage to system and personal injury may occur if
the sleeve is removed incorrectly. Contact your dealer
if quartz sleeve is broken or needs replacement.
4. Clean quartz sleeve carefully using vinegar to remove hardness.
Do not use abrasive materials. Rinse sleeve thoroughly with clean
potable water. Replace any sleeve that is damaged or that will not
come completely clean.
5. Gain access to UV lamp:
a. For UVB, UV20, and UVBB Models only: Remove UV
Control Module (Item 10) from Mounting Bracket (Item 6,
6A, 6B) by removing four Screws (Item 11).
b. For UV1 Model only: Loosen Screw (Item 9) securing
slotted side of UV Lamp Retainer (Item 7). Remove other
screw securing UV lamp retainer to UV head. Rotate
bracket away from UV lamp. Remove and slide Finish Cap
(Item 12) on cable towards UV control.
2. Install the lters into the appropriate sump. Hold lter by its
protective plastic bag and insert the lter into the sump.
CAUTION: For UVBB Model only: Be sure sump with metal liner
is installed onto UV head.
CAUTION: TIGHTEN SUMPS BY HAND ONLY. Do not use tools
as they will over-tighten and may damage sump. Take
care not to cut or pinch “O” rings or gaskets. Use
sump wrench for removal only.
3. Slide bag from lter and discard. Replace each sump as each
lter is installed.
4. Plug system into electrical outlet. Turn on water supply and check
for leaks. Flush system for several minutes to remove carbon
nes.
ROUTINE MAINTENANCE
UV LAMP REPLACEMENT PROCEDURE
NOTE: Refer to individual System Assembly and Activation
Procedures to identify specic components matching
the descriptions shown in this procedure.
1. Disconnect system from electrical outlet.
2. Shut feed water supply valve and open downstream faucet to
relieve system pressure.
6. Remove UV lamp from system being careful not to break UV lamp
or dislodge quartz sleeve:
a. For UVB and UV20 Models only: Remove UV control
module with UV lamp by gently lifting control module
straight up from mounting bracket. Grasp UV lamp rmly
and remove lamp from the four-pin socket.
b. For UVBB Model only: Remove UV control module with
UV lamp by lifting the control module straight up from
mounting bracket. The four-pin socket is attached to the
UV control module by a short cable that allows for correct
insertion depth. Grasp UV lamp and four-pin socket rmly
and separate lamp from connector.
c. For UV1 and Addon Models Only: Remove UV lamp by
gently lifting the cable connecting the four-pin socket to the
UV lamp. Grasp UV lamp and four-pin socket rmly and
separate lamp from connector. During replacement, be
sure UV lamp is inserted as far as possible into the quartz
sleeve.
NOTE: The inside of quartz sleeve must be completely dry
before installing the replacement UV lamp.
NOTE: Hold replacement UV lamp by the ceramic ends only.
Do not touch the glass. Clean glass with isopropyl
alcohol if necessary.
7. Install the replacement UV lamp by reversing steps 5 and 6 of this
procedure.
19
Page 25
INSTALL QUARTZ SLEEVE
CAUTION: QUARTZ SLEEVE IS VERY FRAGILE!
For safety, wear a protective glove when handling
quartz sleeve. Do not touch quartz sleeve or UV
lamp with bare hands. Fingerprints will reduce the
effectiveness of the light.
1. Remove Sump from UV Head.
CAUTION: Apply even pressure to push the quartz sleeve into the
UV head. To avoid breakage, make sure quartz sleeve
goes in straight by pushing it with a slight twisting motion.
4. Insert quartz sleeve into the UV head. As quartz sleeve passes “O”
Rings, resistance will be felt. Remove protective bag from quartz
sleeve.
NOTE: Do not remove protective plastic bag from quartz sleeve
until so instructed.
2. Remove Quartz Sleeve from packing tube. While holding middle of
quartz sleeve with one hand, slide protective bag with other hand
to expose open end.
3.
Place a small amount of silicone based “O” ring lubricant supplied
in the small packet on the outside of the open end of the quartz
sleeve only on the area that will engage with the “O” ring.
O-RING REQUIRED FOR QUARTZ SLEEVE REPLACEMENT
Replacement
Quartz
Sleeve
36003033UV1221st May, 2007
36003034UVB219th April, 2009
36003034ADDON122No Change
36003035UV20218th May, 2009
36003035ADDON322No Change
36003036UVBB33
UV
Model
Number
# of O-Ring
in Old Style
UV Cap
# of O-Ring
in New Style
UV Cap
Date of
Change
15th October,
2008
20
Page 26
PURA
®
LIMITED WARRANTY
Subject to the conditions and limitations described below, the manufacturer warrants its ultraviolet drinking water
systems (“Product”) (excluding lters) when installed in accordance with PURA® specications, to be free from
defects in materials and workmanship under normal use within the operating specications for a period of (3) years
from the date of purchase with the exception of the electrical components which are warranted for (1) year. This
warranty shall apply only to the original end-user of the Product.
If the Product or any warranted component is found defective, the manufacturer, at its sole option, will repair or replace such Product or warranted component, or will refund all or a pro-rata portion of the Product’s purchase price.
Y ou pay only freight for repaired or replaced parts from our factory and local dealer charges, including but not limited
to labor charges, travel and transportation expenses, and handling fees.
This warranty shall not apply to any part damaged by accident, re, ood, freezing, Act of God, bacterial attack, lter
fouling and/or scaling, sediment, misapplication, neglect, alteration, installation, or operation contrary to our printed
instructions, or by use of accessories or components which do not meet PURA specications. If the drinking water
system is modied by anyone other than an authorized PURA dealer, the warranty shall be void.
ALL IMPLIED WARRANTIES, INCLUDING WITHOUT LIMITATION WARRANTIES OF MERCHANTABILITY AND
FITNESS FOR P ARTICULAR PURPOSE, ARE LIMITED IN DURA TION T O THE PERIOD SPECIFIED AB OVE FOR
PRODUCT AND COMPONENTS DESCRIBED IN THIS LIMITED WARRANTY.
As a manufacturer, we do not know the characteristics of your water supply. The quality of water supplies may vary
seasonally or over a period of time. Your water usage may vary as well. Water characteristics can also change if the
Product is moved to a new location. For these reasons, we assume no liability for the determination of the proper
equipment necessary to meet your requirements, and we do not authorize others to assume such obligations for
us. Further, we assume no liability and extend no warranties, expressed or implied, for the use of this product with
a water source that does not meet the Conditions For Use in the Installation Guide & Owner’s Manual.
THE MANUFACTURER’S OBLIGATIONS UNDER THIS WARRANTY ARE LIMITED TO THE REPAIR OR REPLACEMENT OF THE FAILED PRODUCT OR COMPONENTS OR THE REFUND OF THE PURCHASE PRICE
(AT WATERGROUP’S OPTION), AND WE ASSUME NO LIABILITY WHATSOEVER FOR DIRECT, INDIRECT, INCIDENTAL, CONSEQUENTIAL, SPECIAL, GENERAL, OR OTHER DAMAGES, WHETHER FROM CORROSION
OR OTHER CAUSES.
Some states do not allow limitations on how long an implied warranty lasts, so the above limitation may not apply
to you. Similarly, some states do not allow exclusion of incidental or consequential damages, so the above limita-
tions or exclusions may not apply to you. This warranty gives you specic legal rights, and you may also have other
rights, which vary from state to state. Consult your authorized PURA Dealer for warranty and service information.
For parts and service, contact:
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