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Installation, Operation
and Maintenance Manual
4-Stage Reverse Osmosis Systems
Model PWRO4
PURE WATER
Important
Please read the entire manual before proceeding with the
installation and startup. Your failure to follow any attached
instructions or operating parameters may lead to the product's
failure.
Save manual for future reference.
System tested and certified by NSF International
against NSF/ANSI Standard 58 for the reduction
of the claims specified on the performance data
sheet .
Table of Contents
Operational Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Contents of Reverse Osmosis System . . . . . . . . . . . . . . . . . . . . . . . . 3
Tools Recommended For Installation . . . . . . . . . . . . . . . . . . . . . . . . . 3
Drill a Hole for the Faucet in a Porcelain Sink . . . . . . . . . . . . . . . . . . . 3
Punch a Hole for the Faucet in a Stainless Steel Sink . . . . . . . . . . . . . 3
Watts Standard Faucet Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Adapt-A-Valve™ Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Drain Saddle Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
⁄
3
8
from Faucet to the Drain Saddle . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Green Tube Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Reverse Osmosis Module Mounting . . . . . . . . . . . . . . . . . . . . . . . . . 6
⁄
" Tube Connection (from faucet) . . . . . . . . . . . . . . . . . . . . . . . 6
1
4
Check Air Pressure in the Tank . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Tank Tee Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Blue Tube Connection (from System) . . . . . . . . . . . . . . . . . . . . . . . . . 7
Final Filter Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Start Up Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
6-Month Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Annual Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Membrane Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Procedure for Extended Non-Use (More than 2 months) . . . . . . . . . . 9
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Arsenic Facts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Service Record . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Limited Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Do not use with water that is microbiologically unsafe or
Note:
of unknown quality without adequate disinfection before or after
the system . Systems certified for cyst reduction may be used
on disinfected waters that may contain filterable cysts .
IOM-WQ-PWRO4
PWRO4
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Summary of Contents for Watts PWRO4
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Page 1: Table Of Contents
Watts Standard Faucet Installation . . . . . . . . . . . . . . . . . . . - Page 2 With proper installation and maintenance, this system will provide membrane in order to balance the concentration of contaminants you with high quality water for years to come . All of Watts water on each side of the membrane . A semi-permeable membrane is a...
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Page 3: Operational Parameters
. an objectional taste in water and pin holes may form in the tubing. Watts supplies speciality filters that can be used if copper tubing Step C – Using a 1¼" hole saw, pro- follows the Reverse Osmosis unit . Be sure to follow any state or local ceed to drill the large hole . -
Page 4: Watts Standard Faucet Installation
Standard Faucet Installation STEP 2 1 . Faucet 2 . Gravity Drainline ( ⁄ " Black) 3 . Red Line 4 . Escutchean Plate 5 . Full Circle Rubber Gasket 6 . Slotted Rubber Washer 7 . Slotted Metal Washer 8 . -
Page 5: Adapt-A-Valve™ Installation
STEP 3 STEP 4 Drain Saddle Installation - Adapt-A-Valve™ Installation Fits standard 1¼" – 1½" drain pipes Verify contents prior to installation: Follow all local plumbing codes for your installation. ( 1 ) - Plastic Adapt-a-Valve™ & Black Collet ( 1 ) - Brass Adapter no washer Caution: If you have a garbage disposal, do not install the drain ( 1 ) - Brass Adapter with black washer saddle near it. -
Page 6: From Faucet To The Drain Saddle
STEP 5 STEP 8 Drill hole and Connect ⁄ " Black Tube ⁄ " Tube Connection (from faucet) from Faucet to the Drain Saddle Step A – Using the white plastic union found in the parts bag, deter- IMPORTANT: The black ⁄... -
Page 7: Blue Tube Connection (From System)
STEP 11 Start Up Instructions Blue Tube Connection (from system) Step A– Turn on the incoming cold water at the angle stop valve . Turn the knob on the Adapt-A-Valve™ by turning coun- Step A – Position the RO storage tank in a desired location . You terclockwise . -
Page 8: 6-Month Maintenance
6-Month System Maintenance Order filter by calling Watts at 1-800-224-1299 Step E – Clean the filter housings (bowls) with a mild soap solution and Item Needed: EDP# 7100110 rinse with water . Check O-rings Includes: and lubricate with water soluble •... -
Page 9: Membrane Replacement
TDS reduction falls below 75% . Installing the Membrane Note: A water sample may be sent to Watts for a free diagno- sis of your membrane performance. To send a water sample, Step A – Lubricate the O-rings on the new membrane with a water use two (2) clean containers and fill ½... -
Page 10: Troubleshooting
1. Low/Slow production Low water pressure Assure a minimum of 40psi incoming water pressure. Watts sells a booster pump if home water pressure is low. Make sure water supply is turned on and Adapt-A-Valve™ is all the way open. Crimps in tubing Check tubing and straighten or replace as necessary. -
Page 11: Parts List
Parts List FAUCET CARBON POST-FILTER 1/4” BLUE TUBE 1/4” BLUE TUBE FLOW 1/4” RED 3/8” BLACK TUBE TUBE DRAIN BRINE MEMBRANE HOUSING 1/4” x 1/4” UNION PERMEATE DRAIN SADDLE SHUT-OFF VALVE 1/4” BLUE TUBE - PERMEATE 1/4” BLUE TUBE 1/4” GREEN TUBE 1/4”... -
Page 12: Arsenic Facts
. This Watts reverse osmosis system is designed to remove up to 98% of pentavalent arsenic . It will not convert trivalent arsenic to pentavalent arsenic . -
Page 13: Service Record
Service Record date oF purchase date oF install installed by date 1st stage sediMent 2nd stage carbon 3rd stage carbon Final Filter carbon tFM MeMbrane (6 Months) (6 Months) (6 Months) (1 year) (2 – 5 years) notes:... -
Page 16: Limited Warranty
Warranty: Certain Watts Pure Water products come with a limited warranty from Watts Regulator Co. Other products may have no warranty or are covered by the original manufacturer’s warranty only. For specific product warranty information, please visit www.watts.com or the published literature that comes with your product. Any remedies stated in such warranties are exclusive and are the only remedies for breach of warranty.