Westinghouse WHU09DHA21S Service Manual page 20

Model: WHU24SZA21S
2
HP
3 4
1
2
3
4
5
6
7
8
9
10
11
12
D
E S
1
Compressor
High pressure switch
Discharge temperature sensor
Suction temperature sensor
4-way valve
Outdoor heat exchanger
Coil temperature sensor
Defrost temperature sensor
Ambient temperature sensor
Electric expansion valve
Stop valve (Liquid)
Stop valve (Gas)
5
C
6
List of components
- 19 -
Cooling cycle
Heating cycle
7
8
10
9
11
12