Appendix
74
Installation and maintenance instructions aroTHERM 0020257297_02
B
Safety devices
TI
PT
PZHH
TCE
T
TI
TI
TI
TI
TI
TI
TI
TI
T
4
20
21
7
8
24
25
26
23
27
1
2
3
5
6
9
10
11
12
13
14
15
16
17
18
19
22
28
29
30
31
1
Heating pump
2
Temperature sensor, downstream of the back-up
heater
3
Temperature cut-out
4
Electric back-up heater
5
Purging valve
6
Temperature sensor, heating flow
7
Condenser (heat exchanger)
8
Temperature sensor, in front of the condenser
9
Isolation valve, hot gas pipe
10
4-port diverter valve
11
Maintenance connection, in the high-pressure area
12
Temperature sensor, behind the compressor
13
Pressure sensor, in the high-pressure area
14
Pressure switch, in the high-pressure area
15
Compressor, with refrigerant separator
16
Temperature monitor, on the compressor
17
Temperature sensor, in front of the compressor
18
Maintenance connection, in the low-pressure area
19
Temperature sensor, air inlet
20
Evaporator (heat exchanger)
21
Fan
22
Refrigerant buffer
23
Temperature sensor, at the evaporator
24
Filter
25
Electronic expansion valve
26
Filter/dryer
27
Isolation valve, liquid pipe
28
Temperature sensor, behind the condenser
Содержание aroTHERM Series
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Страница 207: ...Appendix 0020257297_02 aroTHERM Country specifics 205 Appendix A Commissioning Checklist ...
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