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Step
Component
4
Exchange of
electric parts
Procedure
WARNING
Do not detach the inverter for 5 minutes after
truning off the braker as doing so may cause
electric shocks.
CAUTION
Wear glove when working on it.
Failure to observe this precaution may cause
injury due to components, etc.
1. Detachment
1) Remove the screws of cover invertor.
(Screws:M4x8, 3pcs.) (Fig. 4-1)
2) Remove compressor connector and
remove Reactor connectors. (Fig. 4-2)
3) Cut the binding band (Fig. 4-3)
4) Remove the all connectors from the
ASM-PCB(CDB) (Fig. 4-3)
CAUTION
Disengage the lock on the housing to
unplug the connector.
CN60 ... TD sensor (3P : white)
CN61 ... TL sensor (2P : white)
CN62 ... TO sensor (2P : yellow)
CN63 ... TE sensor (2P : white)
CN64 ... TS sensor (3P : white)
CN67 ... Thermostat (2P : blue)
CN68 ... High pressure SW (2P : green)
CN70 ... DC 4-way valve (2P : white)
CN71 ... PMV coil (6P : white)
CN87 ... Display P.C. board (10P : white)
CN30 ... Connection with fan motor (white)
5) Cut the binding band (Fig. 4-4)
6) Remove the all connectors from the
Cable Clamp (Fig. 4-5)
7) Remove Lead fan motor from the
BUSHING and DUCT-IPDU (Fig. 4-6)
- 100 -
Remark
(Fig. 4-1)
(Fig. 4-2)
Connectors
binding band
binding band
(Fig. 4-4)
(Fig. 4-6)
Screws
Reactor
connector
Compressor
connector
Hooks
(Fig. 4-3)
Cable clamp
(Fig. 4-5)
Lead wire of
fan motor
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Troubleshooting
