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OUTDOOR UNIT CONTROLS & COMPONENTS
PAGE 9
ENGLISH
Outdoor Control Board
PCB (1) (Outdoor Control PCB)
PCB (2) (Module PCB for 09-12K )
PCB (3) (Module PCB for 18-24K )
2
CN3 - Connector for ground
10
CN36 - Connector for communicate
between indoor and outdoor unit
6
CN11 - Connector for four way valve coil
4
CN9, CN8 - Connector for
CN2,CN1 on the module board
12
CN50 - Connector for DRED-control
09-12
18-24
8
CN24 - Communication connector for
control board and the module board
CN1, CN2 - Connector for power N and L
CN17, CN47 - Connector for
thermistors
7
CN23 - Connector for DC POWER
15V and 5V to the module board
3
CN15 - Connector for
electric expansion valves
11
CN28, CN25 - Connector to
P and N of the module board
9
CN22 - Connector for fan motor
5
FUSE 1: (25A, 250VAC); FUSE 2:(1A, 250VAC)
13
LED 1 - Constant ON is normal operation, ashing
indicates alarm.
14
RV1, RV2, RV3 Varistor
15
CN10 - Connector for the DC power 5V and 15V
form the control PCB
18
Base Pan Heater Connection
16
BM2-1, BM2-2 - Defrost DIP Switches
17
CN10 - Connector for the DC power 5V
and 15V form the control PCB
23
23
CN11 - Connector for communicate between the
control board and the module board
19
CN11 - Connector for communicate between the
control board and the module board
24
P (CN1), N (CN5) - Connector for capacitance board
20
P (CN8), N (CN9) - Connector for capacitance board
25
25
LI (CN7), LO (CN6) - Connector for reactor
21
21
LI (CN3), LO (CN4) - Connector for reactor
26
CN2, CN3, CN4 - Connector for the U, V, W
wire of the compressor
22
CN5, CN6, CN7 - Connector for the U, V, W
wire of the compressor
27
27
1
2
3
16
17
5
4
6
8
9
10
12
13
11
7
18
19
20
22
24
26
1
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