Domestic Air Conditioner
4.2
᧶
Outdoor unit
Connectors
PCB(1) (Control PCB)
1) CN1 CN2 Connector for power N and L
2) CN3 Connector for ground
3) CN22 Connector for DC POWER 15Vand 5V to the module board
4) CN16 Connector for electric expansion valves
5) CN21 Connector for DC fan motor
6) CN10 Connector for four way valve coil
7) CN17 CN18 CN19 CN20 Connector for thermistors
(CN20: outdoor air CN19: heat exchanger CN18 :SUCK thermistors CN17 :discharge pipe)
8) CN23 Connector for communicate between the control board and the module board
9) CN25 CN8 Connector for the L N to the module board
10) CN4 Connector for communicate between the indoor board and the outdoor board
11) CN26 Connector for capacitance anode
12) CN24 Connector for capacitance cathode
PCB(2) (module
PCB)
CN10 Connector for the DC power 5V and 15V form the control PCB
CN11 Connector for communicate between the control board and the module board
P( CN1) N(CN5) Connector for capacitance board
LI (CN7) LO(CN6) Connector for reactor
CN2 CN3 CN4 Connector for the U V W wire of the
compressor
Note
: Other Designations
PCB(1) (Control PCB)
1) FUSE 1 (25A,250VAC) FUSE 2(1A,250VAC)
2)LED 1 keep light representative normal ,if keep flash interval
representative trouble Alarm
3)RV1 RV2 RV3 Varistor
FOR12K
13
HSU12/18VHJ(DB)
Summary of Contents for HSU12VHJ(DB)
Page 3: ...12 VHJ DB 101 101 102 106 ...
Page 18: ...Domestic Air Conditioner PCB 2 CN1 CN2 CN3 CN4 CN5 CN6 CN7 CN11 CN10 15 HSU12 18VHJ DB ...
Page 21: ... Domestic Air Conditioner PCB 2 CN1 CN2 CN3 CN4 CN5 CN6 CN7 CN11 CN10 18 HSU12 18VHJ DB ...
Page 95: ...Loosen the top panel screws 1 2 Lift the top panel HSU12 18VHJ DB Removal Procedure 92 ...
Page 97: ...9 3 2 Removal of Electrical Box HSU12 18VHJ DB Removal Procedure 94 ...
Page 98: ...9 3 3 Removal of Fan and Fan Motor HSU12 18VHJ DB Removal Procedure 95 ...
Page 99: ...2 Loosen the fixing screws and remove the motor HSU12 18VHJ DB Removal Procedure 96 ...
Page 100: ...9 3 4 Removal of fan motor Bracket and Partition HSU12 18VHJ DB Removal Procedure 97 ...
Page 101: ...and remove the reactor Loosen the screw HSU12 18VHJ DB Removal Procedure 98 ...
Page 104: ... SSHQGL SSHQGL 3LSLQJ LDJUDPV 68 9 101 ...
Page 109: ...10 3 Circuit Diagrams 10 3 1 INDOORUNIT FOR12K Appendix HSU12 18VHJ DB 106 ...