Toshiba MCY-MHP0506HT-C Service Manual page 149

Step Component
4 Interface
WARNING
P.C.board
attachment
plate
Do not detach the inverter for 5 minutes after
turning off the breaker as doing so may cause
electric shocks.
1. Detachment
1) Remove the front panel , upper panel and side
panel. [Step 1, Step 3]
2) Remove the lead wire clamps (2 positions)
fixing the sensor lead. (Fig. 4-1)
3) Cut the banding band . (1 position) (Fig. 4-1)
4) Remove the all connectors from the interface
P.C. board.
CAUTION
Disengage the lock on the housing to unplug
the connector.
CN502 ... TD sensor (3P: white)
CN507 ... TO sensor (2P: yellow)
CN520 ... TE sensor (2P: green)
CN505 ... TS sensor (2P: white)
CN523 ... TL sensor (2P: white)
CN317 ... 4-way valve coil (3P: blue)
CN300 ... PMV coil (6P: white)
CN312 ... 2-way valve coil: SV4 (3P: red)
CN311 ... 2-way valve coil: SV2 (3P: white)
CN308 ... Thermostat (2P: blue)
CN501 ... High-pressure sensor (4P: red)
CN500 ... Low-pressure sensor (4P: white)
CN600 ... Connection with IPDU P.C. board
CN400 ... Connection with Noise filter P.C.
5) Remove the 2 screws fixing the Interface P.C.
board attachment plate to remove it. (M4×8, 2)
(Fig. 4-2)
6) Rotate the Interface P.C. board attachment
plate, and pull it toward you while lifting it up to
remove it. (Fig. 4-3)
2. Attachment
1) Install it in the reverse of the procedure to
remove it.
Procedure
(CN852) (5P: white)
board (CN08) (2P: white)
148
Remarks
Interface P.C. board
attachment plate
Lead wire clamps
(2 positions)
Banding band
(1 position)
(Fig. 4-1)
Interface P.C. board
Screws (2 positions)
(Fig. 4-2) (Fig. 4-3)