1
2
-1-4. Comp-IPDU
P.C. Board (MCC-1669) 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 minutes for the capacitor to discharge.
(2)Remove all the connectors and the Faston and screw terminals(
①
) connected to the Compressor IPDU.
(Remove the connectors 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.
③
③
②
Screw
①
RED lead wire
①
Reactor lead wire
③
Compressor IPDU
(43T6V628)
①
WHITE lead wire
①
BLACK lead wire
①
Reactor lead wire
①
RED lead wire
①
WHITE lead wire
①
BLACK lead wire
②
Screw
SW800
Ex.
MMY-SAP1206HT8P-E
Pinch this part by
round-nose pliers for
removing the PCB.
Spacer
③
(4 are in packed in this
service assembly)
①
BLUE lead wire
①
YELLOW lead wire
L1
L2
L3
N
CN530
Compressor IPDU
(MCC-1669
)
- 219 -