Mitsubishi Electric CITY MULTI PEFY-AF1200CFM-E Technical & Service Manual page 32

[ IX Disassembly Procedure ]
Power transformer (T)
Auxiliary relay (X13)
Capacitor (C)
(Fan motor)
Power supply terminal block (TB2)
Fig.3 Inside the control box (PEFY-AF1200CFM-E)
Power transformer(T2)
Power transformer(T1)
Auxiliary relay(X13)
Capacitor(C)
(Fan motor)
Power supply terminal block(TB2)
Fig.4 Inside the control box (PEFY-AF1200CFMR-E)
2. Removing the control box (Fig.5)
(1) Remove the wires connected to the control board and the relay connector.
LEV1 wiring : I.B.1/CN60/6P/White
LEV2 wiring : I.B.1/CN7V/7P/White
LEV3 wiring (CFMR model only) : I.B.2/CN60/6P/White
Drain pump wiring : I.B.1/CNP/3P/Blue
Float switch wiring : I.B.1/CN4F/4P/White
Fan motor wiring : Relay connector/9P/White
Humidity sensor wiring : I.B.1/CN30/3P/Green
Inlet air temperature thermistor wiring : I.B.1/CN22/2P/Green
Supply air temperature thermistor wiring : I.B.1/CN20/2P/Red
Supply air temperature thermistor wiring (CFMR model only) : I.B.2/CN20/
2P/Red
Liquid pipe temperature thermistor wiring : I.B.1/CN21/2P/White
Liquid pipe temperature thermistor wiring (CFMR model only) : I.B.2/CN21/
2P/White
Gas pipe temperature thermistor wiring : I.B.1/CN29/2P/Black
Gas pipe temperature thermistor wiring (CFMR model only) : I.B.2/CN29/
2P/Black
(2) Remove the four control box fixing screws.
HWE13100
Control board(I.B.)
Terminal block for
MA remote controller
(TB15)
Terminal block for
indoor-outdoor
transmission line and
M-NET remote
controller cable
(TB5)
Control board(I.B.2)
Control board(I.B.1)
Terminal block for
MA remote controller
(TB15)
Terminal block for
indoor-outdoor
transmission line and
M-NET remote
controller cable
(TB5)
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Control Box
Fig.5
GB