Midea M2OC-18HFN1-M Service Manual page 124

4) Disconnect following
connection wires and
connectors on the PFC.
C and CN12: (yellow-yellow),
connected to PFC inductance.
R and CN12: (blue-red),
connected to rectifier.
+ and - : (red-blue), connected to
P1 and P3 on PCB.
CN7: (4p,red), connected to
CN11 on PCB.
CN8: (2p,white), connected to
CN202 on IPM.
5) Remove the PFC board
after remove the
screws.
6) Disconnect four wires (red-
blue from PFC and black-
red from PCB), then the
rectifier can be removed.
CN7
CN8
⑤
two
⑥
③
+
-
C
CN12 CN12 R