Haier HPU-42CV03 Service Manual page 62

For outdoor unit of HPU-42HV03
No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Commercial Air Conditioner
Port
L1 3-phase L1-250
L2 3-phase L1-250
L3 3-phase L1-250
N Neutral wire of three phase N-250
S Communication between indoor and outdoor units -250
CN1 Second side of transformer B3B-XH
CN2 High pressure switch B2B-VH
CN3 Outdoor ambient temp. sensor B2B-XH
CN4 Primary side of transformer RTB-1.5-2P
CN5 4-way valve B2P3-VH
CN7 Control port for AC contactor B2P3-VH
CN8 Connection port of outdoor device B3B-XH
CN9 Outdoor fan motor B3P5-VH
CN10 Low pressure switch B2B-VH
CN11 Discharging sensor B2B-XH
CN12 Outdoor defrost sensor B2B-XH
Fuse T3.15A/250VAC
SW1 Dip switch
Function
61
Model: HPU-42CV03
HPU-42HV03