Watts PWRO4 User Manual
Watts Accessories for water
Installation, Operation
and Maintenance Manual
4-Stage Reverse Osmosis Systems
Model PWRO4
IOM-WQ-PWRO4
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.
Table of Contents
Pages
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
Drill Hole and Connect
3
⁄
8
" Black Tube
from Faucet to the Drain Saddle . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Green Tube Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Reverse Osmosis Module Mounting . . . . . . . . . . . . . . . . . . . . . . . . . 6
Red
1
⁄
4
" Tube Connection (from faucet) . . . . . . . . . . . . . . . . . . . . . . . 6
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
PWRO4
PURE WATER
System tested and certified by NSF International
against NSF/ANSI Standard 58 for the reduction
of the claims specified on the performance data
sheet .
Note:
Do not use with water that is microbiologically unsafe or
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 .