Toshiba MMY-MAP0804FT7(Z), Service Manual, Page: 287 / 333

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13-2-4. Comp-IPDU P.C. Board (MCC-1596) Replacement Procedure
This board is commonly installed in different models before shipment. Set the dip switch (SW800) setting of the
service board to the switch setting before replacement.
Replacement Steps:
(1) Turn off the power supply of the outdoor unit and allow at least 3 minute for the capacitor to discharge.
(2) Remove all the connectors and the fast-on terminals (
1
) connected to the Compressor IPDU. (Remove the
connectors and fast-on terminals by pulling the connector body. Do not pull the wire).
(3) Remove all the four screws(
2
) which secures the Compressor IPDU to the Heat sink.
(These screws are to be re-used after procedure.)
(4) Remove the Compressor IPDU from the four spacers (
3
) by pinching the top of the spacers by round-nose
pliers.
Compressor IPDU
(MCC-1596)
Ex. MMY-MAP1004FT8
Compressor IPDU
1
BLACK lead wire
1
WHITE lead wire
3
SW800
3
3
1
RED lead wire
2
Screw
1
RED lead wire
1
WHITE lead wire
1
BLACK lead wire
2
Screw
1
1
Pinch this part by
round-nose pliers for
removing the PCB.
Spacer
3
(4 are in packed in this
service assembly)
Remove the
PCB
Heat sink
(5) Confirm that no dirt or damage is on the heat sink. As it can reduce the heat transfer efficiency, and can
cause a breakdown.
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