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14-1-6.Noise Filter P.C. Board (MCC-1682A, B) Replacement Procedure
Replacement steps:
(1) Turn off the power supply of the outdoor unit and allow at least 5 minutes for the capacitor to discharge.
(2) Remove the
terminal block sub-assembly ①.
Remove the screws ② on the power supply terminal block ④ and the screws ③ securing the terminal block
subassembly ①.
(3) The screws will be reused during the installation of the service P.C. board, so keep them in a safe place.
(3) Disconnect all the connectors and Faston terminals used to connect wiring to the noise filter P.C. board.
• The line filter ⑨ and its leads, both connected to the screw-on terminals ⑧ of the noise filter P.C. board (A) will
be removed in step 6.
• Disconnect all the connectors and Faston terminals.
MMY-MAP0726FT2P-UL
Noise Filter P.C. board
(MCC-1682 A, B)
Noise Filter P.C. board
(43T6V834)
PCB Mount⑦
⑦
⑦
Screw⑤
⑧
Screw-on
terminal⑧
⑧
⑧
⑧
⑧
Noise Filter
P.C. board (A)
(MCC-1682A)
Noise Filter
P.C. board (B)
(MCC-1682B)
Line Filter⑨
Remove terminal block
sub-assembly①
②Screw
③Screw
④Power supply
terminal block
③
③
Screw⑥
PCB Mount⑩
②
②
③
⑩
⑩
⑦
⑦
⑦
⑦
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