
18
Fault indications
- L1 or L3 phase missing
- L2 phase missing
Fault
pattern
Idicator Possible faults
LED 1 LED 2
1 No display
Appliance does
not work
- Flowrate sensor not plugged
Defective
Hot water temperature
too low
2
FLASHES
short
long
- Setpoint generator not fitted
3
4
5
6
- Water flow > 20 l/min
No display
warm water temp.37°C
Constant
FLASHES
short
FLASHES
long
degree rgulation
No correct
- Temperature sensor not
plugged / Defective
- Electronic defective
short
No heat output
FLASHES
long
OFF
No heat output
- Outlet temperature 70°C>
FLASHES
long
ON
- Inlet temperature > 45°C
No heat output
OFF
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