SERVICE
21
ALARM DESCRIPTIONS
Number
Alarm Lamp:
No. 3
No.4
Name
Remark
1
X X
(red)
(red)
Short circuit in the temperature
sensor in the top of the tank
Heat pump and alternative heating stop
2
X X
(red)
(red)
Temperature sensor in the top of
the tank is switched off
Heat pump and alternative heating stop
3
X
(red)
Short circuit in the temperature
sensor for the evaporator
Compressor stops
4
X
(red)
Temperature sensor for the
evaporator is switched off
Compressor stops
5
X
(red)
First pressure switch alarm
Compressor stops and starts again
automatically , if the error is eliminated,
possibly resetting.
6
X
(red)
Second pressure switch alarm
Compressor stops and starts only again
after resetting and user acceptance
8
X
(red)
Temperature sensor ”Temp.1” short
curcuit
Information
9
X
(red)
Anode to be changed
Information
10
X
(red)
Legionella temperature is not
reached
Information
Note! Compressor protection: A timer of 5 minutes from compressor stop to new start is inserted
