INSTALLTION FOR
MINIATURE THERMOSTATIC VALVE
Rev. 8/19
P a g e
|
5
Troubleshooting
Malfunction
Cause
Remedy
Cannot regulate temperature
Dirt in check valves
Water supply reversed
Valve installed upside down
Remove and clean check valves
Reverse hot and cold supply lines
Reverse valve
Hot and cold water do not mix Lack of water pressure at one
of the inlets
Blocked shower head
Correct water pressure at source
Remove shower head and clean debris.
If necessary, soak in a 50/50 mix of
white vinegar/ water or a de-scaling
agent until all dirt is dissolved.
Water not hot enough /
Water too hot
Debris in check valves
Valve not properly calibrated
Water heater setting incorrect
Remove and clean check valves
Calibrate valve following instructions on
page 4
Adjust water heater temperature setting
Temperature
selected
on
handle is different than actual
water temperature
Debris in check valves
Valve not properly calibrated
Uneven hot & cold water
pressure
Remove and clean check valves
Calibrate valve following instructions on
previous page
Check and adjust water pressure for
both hot & cold supply lines
Handle does not turn
Mineral build up
Remove and clean cartridge following
instructions above
Low water pressure
Low water pressure
Debris in cartridge
Debris in check valves
Blocked shower head
Check and adjust water pressure at
source
Remove and clean cartridge following
instructions above
Remove and clean check valves
Remove shower head and clean debris.
If necessary, soak in a 50/50 mix of
white vinegar/ water or a de-scaling
agent until all dirt is dissolved.
Leaking shower head
Fault cartridge in wall stop/
volume control
Repair or replace cartridge in wall stop/
volume control
Valve body too deep into wall
The measured rough in or
finished wall surface is incorrect
Install the proper extension kit:
SS-EXT51