Message
Meaning
COM. ERROR EXV-CARD
Communication broken between display card and expansion valve control card (outdoor).
COM. ERROR EXPANSION CARD
Communication broken between display card and expansion card (indoor).
N
In event of alarm the heat pump will if possible supply heating to the house, primarily with the compressor,
secondarily with the auxiliary heater. Hot water will stop to indicate that something noteworthy has occurred.
3.2
Components
3.2.1
Outdoor unit
11
10
12
13
14
16
15
17
1
2
3
4
5
6
7
8
9
19
18
Fig. 1: Components
Position
Name
Position
Name
1
Electrical cabinet
11
Electronic expansion valve
2
Fan
12
Receiver
3
Pressure transmitter
13
Drying filter
4
Suction line
14
Heat exchanger
5
Compressor
15
Flow sensor
6
High pressure switch
16
Heating system supply line
Service Instructions
DHP-AQ
Danfoss Heating Solutions
VMGFJ202
11
