Hansgrohe PuraVida 15770 Serie Instrucciones De Montaje página 7

Fault
Insufficient water
Crossflow, hot water being forced
into cold water pipe, or vice versa,
when mixer is closed
Spout temperature does not cor-
respond with temperature set
Temperature regulation not possible
Safety stop button not operating
Special information for UK (see page 69)
English
Cause
- Supply pressure inadequate
- Regulator filter dirty
- Shower filter seal dirty
- Backflow preventers dirty or leaking - Clean backflow preventers, ex-
- Thermostat has not been adjusted
- Hot water temperature too low
- Temperature regulator dirty or calci-
fied
- For new installations: basic body
incorrectly connected (should be:
cold right, hot left) or installed with
180º rotation
- Spring defective
- push button calcified / contami-
nated
Assembly see page 60
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
- Clean filter seal between shower
and hose
change if necessary
- Adjust thermostat
- Increase hot water temperature to
42 ºC to 65 ºC
- Clean temperature regulator, ex-
change if necessary
- Install function block turned through
180º
- Clean spring and/or button, ex-
change if necessary
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