Maintenance (see page 67)
The non return valves must be checked
regularly according to DIN EN 1717 in
accordance with national or regional
regulations (at least once a year).
To guarantee the smooth running of the
thermostat, it is necessary from time to time
to turn the thermostat from total hot to total
cold.
Dimensions (see page 65)
Fault
Insufficient water
Crossflow, hot water being forced
into cold water pipe, or vice
versa, when mixer is closed
Spout temperature does not
correspond with temperature set
Temperature regulation not
possible
Instantaneous heater didn't work
with thermostat
English
Cause
- Supply pressure inadequate
- Filters are dirty (96922000)
- Shower filter seal dirty
- Backflow preventers dirty or
leaking
- Thermostat has not been adjusted
Hot water temperature too low
- thermo cartridge calcified
- Flow limiter in handshower isn't
removed
- Filters are dirty
- Non return valve hasn't moved
back
Assembly see page 60
Flow diagram
(see page 66)
overhead shower
hand shower
Operation (see page 69)
Cleaning (see page 70) enclosed
brochure
Spare parts (see page 74)
Test certificate (see page 75)
Remedy
- Check water pressure (If a pump has
been installed check to see if the pump
is working).
- Clean filter in front of the mixer
and on the MTC-thermo cartridge
(96922000)
- Clean filter seal between shower and
hose
- Clean backflow preventers, exchange
if necessary
- Adjust thermostat Increase hot water
temperature to 42 ºC to 65 ºC
- Exchange thermo cartridge
- Remove flow limiter
- Clean the filter / exchange filter
- Exchange non return valves