T R O U B L E S H O O T I N G
P ROB L EM
Insufficient water
Crossflow: hot water forced into
cold water supply or vice versa
when mixture is closed
Output temperature does not cor-
respond with temperature marked
on handle
Safety stop button not operating
Handle hard to turn
Shower or spout dripping
Temperature regulation not
possible
M AI N TEN A N C E
⁄ Inspect the check valves and filters at least once
per year. Replace if dirty or worn.
⁄ Should the volume of water decrease over time,
inspect and clean the filters on the thermostatic
cartridge. After reassembly, set the high tempera-
ture limit stop and justify the handle.
⁄ To prolong the life of the themostatic car-
tridge, regularly run it through its full range of
temperatures.
26
POS S I BL E C AU S E
Supply pressure inadequate
Cartridge filters dirty
Showerhead or handshower filter
dirty
Check valves dirty or worn
Handle not justified
Water heater set too low
Button and/or spring are dirty or
worn
Cartridge dirty or worn
Volume control cartridge dirty or worn Clean or replace volume control
(new installation) Hot and cold
supplies are reversed - should be hot/
left and cold/right
Thermostatic cartridge dirty or worn
SO LUTION
Check water pressure
Clean the filters (see p. 24)
Clean the filter
Clean check valves (see p. 24),
replace if necessary
Justify the handle
Increase the hot water temperature
Clean spring and button, replace if
necessary
Replace cartridge
cartridge
Turn the function block 180° or
correct the plumbing
Replace the thermostatic cartridge