Toshiba RAV-SM561BT-E, RAV-SM1400AT-E, RAV-SM1101BT-E, RAV-SM1100AT-E Part name, Procedure, Remarks

No.

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Part name	Procedure	Remarks
IPDU P.C. board 1) Perform the works in „ and ….		Screw	Screw
2) Take off screws of the inverter assembly
to separate the inverter assembly.
(M4 × 8, 4 pcs)
3) Remove the connectors and the lead
wires which are connected from IPDU
P.C. board to the other parts.
1. Connector
CN04:	Connection with cycle P.C.
	board (3P: White)
CN05:	Connection with cycle P.C.
	board (2P: White) *(Note 1)	Screw	Screw
CN06:	Connection with cycle P.C.
	board (5P: White)
CN13:	Connection with cycle P.C.
	board (5P: Red) *(Note 1)
CN600: Heat sink sensor (2P: Black)

2. Lead wire

CN01:	Connection with power
	terminal block (Red)
CN02:	Connection with power
	terminal block (White)
CN03:	Connection with inverter box	IPDU P.C. board Heat sink cover
	(Black)
CN09:	Connection with compressor
	(Red)
CN10:	Connection with compressor
	(White)
CN11:	Connection with compressor
	(Black)

Rectifier diode

+ : Red lead wire *Note 2

– : White lead wire *Note 2 Screw

~: Orange lead wire

(Top)

~: Brown lead wire

(Bottom)	Screw
*(Note 1)
Remove the connectors by releasing lock of
the housing.	Heat sink
4) Remove the heat sink cover.	P.C. board fixing hooks (5 positions)
(M4 × 8, 2pcs)
5) Take off two screws which fix the heat	IPDU P.C. board
sink and IGBT and also take off support
hooks of the P.C. board (5 positions) to
remove IPDU P.C. board.

6) Mount a new IPDU P.C. board.

*(Note 2)

The rectifier diode has polarity, so be careful to + and – . If + and – are mistaken, a trouble is caused.

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