Operation; Maintenance - Watts OneFlow OFTWH-C Installation, Operation And Maintenance Manual

Operation

With sufficient pressure, operation of the Watts OneFlow
System is completely automatic. Dependable operation involves
only periodic filter changes and maintaining service documentation.

Maintenance

Routine maintenance of your OneFlow System involves periodic
filter cartridge changes and/or replacement of sump O-rings.
If the system sizing recommendations have been followed,
the OneFlow Cartridge should last two years.
Filter Change Frequency
The filters should be changed in response to the following
conditions.
Replacement Media
OFTWH-C-RM Media should be replaced every 2 years
Media should be replaced every 2 years
OFTWH-R-RM
OFTWHRM Media should be replaced every 2 years
3.
2.
6.
8.
4.
Replacement Filter Cartridges
OneFlow systems can only be used with OneFlow filter
cartridges. Use of replacement cartridges other than those
specified will void warranties, certifications and may compromise
equipment protection, water quality and equipment life.
Filter Cartridge Replacement Procedure
7.
IMPORTANT
Determine whether all equipment connected to the OneFlow
system must be turned off prior to shutting off water supply.
1. If required, turn off equipment.
2. Turn OFF water to OneFlow system by closing
inlet ball valve.
3. Press the red pressure relief button on top of system until
water stops flowing from button.
4. Remove housing bowl - use filter wrench if necessary.
5. Clean inside of housing bowl with warm water. If desired,
disinfect housing bowl using a teaspoon of household
bleach. Add to housing bowl and add water. Let stand
5 minutes and discard.
6. Insert new cartridge into filter housing bowl. Match cartridge
model number to model number on bracket.
7. Make certain the O-ring is properly positioned and reinstall
filter housing (hand tighten only). Check O-ring for damage
and replace if damaged or distorted.
8. Slightly open the inlet ball valve and push the red pressure
relief button to release trapped air in the system. Stop
pressing the pressure relief button when a small amount
of water comes out. Fully open the inlet ball valve.
9. Open the flush valve downline from the filter housing
(if equipped) and flush the new cartridge to drain or bucket
for two (2) minutes or until water runs clear. If no flush valve
is present, disconnect line from equipment to flush to drain.
NOTICE
10. With water supply inlet valve OPEN and water flow confirmed,
turn on connected equipment. Failure to supply water to
equipment may cause serious damage.
11. Record filter change on the service log.
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