75
Diagram of the components without thermal insulation
B
D E
H
K
S
R
T
U
C
A
Q
V
Fig. 37
For temperature sensor connections to the
controller and sensor PCB: See page 73.
A
High pressure sensor
B
Safety high pressure switch
C
Primary circuit flow temperature sensor (heat
pump brine inlet), (Pt500A)
D
Primary circuit air vent valve
E
Low pressure sensor
H
Secondary circuit flow temperature sensor
(Pt500A)
K
Air vent valve, secondary circuit
Q
Compressor
R
Electronic expansion valve
S
Primary circuit drain valve
T
Primary circuit return temperature sensor (heat
pump brine outlet), (Pt500A)
U
Filter dryer
V
Liquid gas temperature sensor (Pt500A)
Maintenance
Overview of internal components
5800 917 GB
Maintenance
