Toshiba MCY-MHP0806HT8-C Series Service Manual page 159

Step Component
5 Inverter
WARNING
assembly
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 panels, upper panel, discharge
cabinets, side panels, and partition plate (upper).
[Step.1, Step.2, Step.3, and Step.4]
2) Unplug two motor lead connector of fan, from pc
board. (2positions) (Fig.5-1)
CAUTION
Disengage the locks on the housing to unplug
the connectors.
CN750...Fan motor lead (lower) (3P: White)
CN700...Fan motor lead (upper) (3P: Blue)
3) Remove two metal bands,and disengage inverter
fixing plate hooks and cut the tie wrap (totally 5
positions). (Fig. 5-2)
4) Remove sensor lead wire clamps and banding
band in Fig.5-3.
5) Unplug all the connectors that connected to other
components on the interface P.C board.
CAUTION
Disengage the locks on the housing to unplug
the connectors.
CN502 ...TD sensor (3P: white)
CN506...TS3 sensor (2P: Black)
CN507 ...TO sensor (2P: yellow)
CN520 ...TE sensor (2P: green)
CN505 ...TS1 sensor (2P: white)
CN523 ...TL1 sensor (2P: white)
CN525...TL3 sensor (2P: Red)
CN918 ...TK sensor (3P: black)
CN317 ...4-way valve coil (3P: blue)
CN300 ...PMV1 coil (6P: white)
CN301...PMV4 coil (6P: White)
CN312 ...2-way valve coil (3P: red)
CN314 ...2-way valve coil (4P: white)
CN311 ....2-way valve coil (3P: white)
CN316 ...2-way valve coil (3P: black)
CN305 ...High-pressure switch (2P: red)
CN501 ...High-pressure sensor (4P: red)
CN500 ...Low-pressure sensor (4P: white)
CN600 ...Connection with fan P.C. board (CN504) (5P: white)
CN304 ...Connection with power relay (No.5: red), (No.6: gray), (3P: red)
CN400 ...Connection with noise filter P.C. board (CN102) (2P: white)
CN530 ...Connection with noise filter P.C. board (CN50) (4P: black)
6) Remove all sensor leads from clamp wires.
(2 positions) (Fig.5-4)
Procedure
Clamp wire
(2 positions)
(Fig. 5-4)
158
Remarks
(Fig. 5-1)
Binding band Inverter fixing plate hooks
(1 positions) (2 positions)
(Fig. 5-2)
(Fig. 5-3)
Fan motor connector
(2 positions)
Metal band
(2 positions)
Banding band
(1 position)
Sensor lead wire clamps
(1 position)