Mitsubishi Electric MUX-A20WV Service Manual download pdf (Page 20)

DSAR

CIRCUIT BREAKER

BLK

RED

MF61

21R1

BLU

RED

OUTDOOR CONTROL P.C. BOARD

T61

3 4

X521

X522

MC1

R C

MC2

R C

BLK

RED

WHT

RED

BLK

WHT

X522 X521

621

CONNECTING

TO INDOOR

POWER SUPPLY

WHT

BLU

ORN

BLU

BRN

BLU

YLW

CN74CN73CN72CN71

TB1

TB3

TB2

BRN

BLU

TB4

BLU

F61

BRN

BLU

SR861

CN91

43 5

SR868

BLU

BRN

LD1

LD2

C61

NR61

CN90

WHT

1 2 3 1 2 3

21R2

BLU

SR867

21R3

BLU

SR866

1 2 3

BLU

21R4

1 2 3

SR865

BLU

21RA

1 2 3

SR864

BLU

21RB

1 2 3

SR863

CN83 CN84 CN85 CN86 CN81CN82

~/N

12V

230V

50Hz

UNIT C

TO INDOOR

CONNECTING

12V

UNIT A

GRN/YLW

TO INDOOR

CONNECTING

UNIT D

12V

CONNECTING

TO INDOOR

12V

UNIT B

BRN

SYMBOL

SR861

SR863

SR864

SR865

SR866

SR867

SR868

TB1~TB4

T61

SYMBOL

C61

DSAR

F61

MC1

MC2

MF61

NR61

NAME

NAME NAME

COMPRESSOR CAPACITOR(MC1)

COMPRESSOR CAPACITOR(MC2)

OUTDOOR FAN CAPACITOR

SURGE ABSORBER

FUSE(3.15A)

COMPRESSOR(INNER PROTECTOR)

OUTDOOR FAN MOTOR(INNER PROTECTOR)

SURGE ABSORBER

OUTDOOR FAN RELAY

RELAY (21RB)

RELAY (21RA)

RELAY (D) (21R4)

RELAY (C) (21R3)

RELAY (B) (21R2)

RELAY (A) (21R1)

TERMINAL BLOCK

TRANSFORMER

COMPRESSOR CONTACTOR(MC1)

COMPRESSOR CONTACTOR(MC2)

SOLENOID COIL (BALANCE)

SOLENOID COIL (A)

SOLENOID COIL (B)

SOLENOID COIL (C)

SOLENOID COIL (D)

SYMBOL

X521

X522

21RA

21RB

21R1

21R2

21R3

21R4

NOTE:1. About the indoor side electric wiring refer to the indoor unit electric wiring diagram for servicing.

2. Use copper conductors only. (For field wiring)

3. Symbols below indicate.

/: Terminal block, : Connector

OUTDOOR UNIT

MUX-4A73VB -

MODEL WIRING DIAGRAM

OB384--1.qxp 05.1.17 13:08 Page 20

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Mitsubishi Electric MUX-A20WV Service Manual Page 20

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