Connector wring diagram
Connectors
Outdoor PCB(1) (Control PCB) For 1U09BS2ERA
daol htiw tcennoC rotcennoc BCP seires
1 CN1
Connector for power N and L
2 CN2
3 CN3 Connector for ground
4 CN4 Connector for communicate between indoor and outdoor unit
5 CN10 Connector for four way valve coil
6 CN9
Connector for CN2,CN1 on the module board
7 CN8
8 CN16 Connector for electric expansion valves
9 CN17
Connector for thermistors
10 CN18
11 CN19
12 CN20
13 CN21 Connector for fan motor
14 CN22 Connector for DC POWER 15Vand 5V to the module board
15 CN23
Connector for communicate between the control board and the module
board
16 CN24
Connector to P and N of the module board
17 CN26
Domestic air condition
13
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