5 Assembly and installation
20
Installation instructions aroTHERM 0020147164_07
9
Air inlet temperature sensor
10
Electronic expansion valve
11
Main PCB
12
Coding resistance
13
Diagnosis software connection
14
Fan 1
15
Fan 2 (for VWL 155/2 only)
16
Fan PCB
17
Crankcase heating
18
Drain pan electrical heating rod
19
LED status display
20
Heating circuit high-efficiency pump with flow sensor
21
4-way valve
22
PCB installation
23
Rotary piston compressor
24
Inverter box
25
Temperature sensor for ribbed pipe heat exchanger