Flow diagram
(see page 68)
Shower
Bath tub
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 - thermo cartridge calcified
Shower or spout dripping
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
- Dirt or sedimentation on valve seat,
shut-off unit damaged
- Ecostop ring not removed.
- Flow limiter in handshower isn't
removed
- Filters are dirty
- Non return valve hasn't moved
back
Assembly see page 60
Spare parts (see page 70)
Test certificate (see page 69)
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
- Clean or exchange shut-off unit
- Remove ecostop ring (95042000)
- Remove flow limiter
- Clean the filter / exchange filter
- Exchange non return valves