Wiring Diagram - Mitsubishi Electric PUHZ-SP125VKA Service Manual

6

WIRING DIAGRAM

PUHZ-SP125VKA.TH
PUHZ-SP140VKA.TH
SYMBOL NAME
TB1 Terminal Block <Power Supply, Indoor/Outdoor>
MC Motor for Compressor
MF1 Fan Motor
63H High Pressure Switch
TH3 Thermistor <Liquid>
TH4 Thermistor <Discharge>
TH6 Thermistor <2-Phase Pipe>
TH7 Thermistor <Ambient>
TH8 Thermistor <Heat Sink>
TH33 Thermistor <Comp. Surface>
LEV-A, LEV-B Linear Expansion Valve
TH33
C. B.
t°
MF1
1 CNF1
7
(WH) 1 3
MS
3~
TH33
(YE)
1
TRANS
2
3
CNDC
(PK)
F2
CNS
(WH)
F1
3
1
P. B.
W
BK
MS
3~ V WH
U
RD
MC
7
*1. MODEL SELECT
The black square (■) indicates a switch position.
MODEL SW6-4, 5, 6, 7, 8 *2
ON
125V OFF
1 2 3 4 5 6 7 8
ON
140V
OFF
1 2 3 4 5 6 7 8
*2. SW6-1 to 3: Function switch
Never splice the power cable or the indoor-outdoor connection cable, otherwise it may result in a smoke, a fire or communication failure.
OCH671
SYMBOL
21S4 Solenoid Valve (4-Way Valve)
DCL1, DCL2, DCL3 Reactor
CY1, CY2 Capacitor
CX1 Capacitor
P.B. Power Circuit Board
C.B. Controller Circuit Board
F1, F2, F3, F4 Fuse <T6.3AL250V>
SW1 Switch <Manual Defrost, Defect History
Record Reset, Refrigerant Address>
SW4 Switch <Function Switch>
SW5 Switch <Function Switch>
63H
LEV-A
TH7 TH6 TH3 TH4
M
t° t° t° t°
1 4 1 2 2 1 1
LEV-A
TH7/6 TH3 TH4
(RD) (WH) (WH) (WH)
LED2
1 3
63H
(YE)
CN2
(RD)
1 7
7
CNAC
F3
(WH)
1 2
F4
3 4
TH8
2
t°
1 2 1 2
CN6 CN4
(WH) (WH)
2
IC600
W
CNDC
V
1 3
U
IC500
1 7
CN2
(RD)
BK WH RD
DCL1
DCL2
DCL3
NAME
LEV-B
M
3 5
*
5 1 5 1 3 1 5
LEV-B CNVMNT CNMNT
(WH) (WH)
(RD)
LED1
1 14
CNM
(WH)
CN31
CN4
(WH)
1 2
CNDM
(WH)
2
CN51
(WH)
21S4 1
(GN)
21S4
CNAC2 CNAC1 LI
(RD) (WH)
1 3 1 3
(PK)
DS
RD WH BK
11
SYMBOL NAME
SW6 Switch <Model Select>
SW7 Switch <Function Switch>
SW8 Switch <Function Switch>
SW9 Switch <Function Switch>
SWP Switch <Pump Down>
CN31 Connector <Emergency Operation>
CN51 Connector <Connection for Option>
CNDM Connector <Connection for Option>
CNM Connector <Connection for Option>
X52 Relay
When M-NET Adapter is connected
5
CN5
(WH)
5
1
M-NET ADAPTER
1
2
CN2M
CND
(WH)
(WH)
1
3
3
A B S
TB7
M-NET
1 3
1 5
3
NI
BK
BK
BK
BK
CX1
L N S1 S2
TO INDOOR
UNIT
POWER SUPPLY
~/N 230V 50Hz
1
CY1
CY2
TB1
S3