10 Servicing
308
SMGB0077 rev.0 - 01/2013
10.1.5 Removing Printed Circuit Board (PCB1)
1 Remove the air inlet grille according to the item “Removing Air Filter and Air Inlet Grille”.
2 Remove the electrical box according to the item “Removing Electrical Box Cover“.
3 Disconnect all wiring connectors from PCB1.
4 Remove the screw for earth wire.
5 The PCB1 is xed by six (6) holders. Bend the holders
B
by nger and raise the PCB1.
Remove the PCB1 from the holders
A
by drawing it towards arrow direction in the gure below.
Indoor Unit PCB
Electrical Box
Holder B
Screw for
Earth Wire
PCB1
PCB1
Holder
Bend the holder by finger.
Holder A
N O T E
• Do not touch electrical parts on PCB1.
• Pay attention not to apply an excessive force to PCB1. It may cause failure of PCB1.
• When reassembling, attach connectors to the correct position. If not, the PCB1 may be damaged.
In addition, securely attach the screw for earth wire.
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