Toshiba MMY-MUP0801HT8JP Service Manual page 275

No. Part
4 WARNING
Inverter
assembly
Wear a pair of gloves.
Otherwise, you will risk an injury involving a replacement
part or some other object.
1. Detachment
1) Stop the air conditioner operation, and turn off the
circuit breaker.
2) Remove the inverter cover.
(M4 × 10, 2 pcs.)
3) Remove the connnectors and clamp, and remove each
wire.
4) Remove the fixing screws for the heat sink.
(8 to 20 HP : M4 × 16, 5 pcs
22 to 24 HP : M4 × 16, 6 pcs)
Tighten the screws removed to the hole next to upper
and lower slotted hole to remove the heat sink
5) Remove the fixing screws for the box.
(M5 ×10, 4 pcs for right and left, 2 pcs for top)
6) Lift up the box lightly to disengage the fixing hook at
the right-lower part.
(The lower part of the box comes out toward you.)
7) Hold the top board with both hands to disengage the
top hook.
4) Fixing screws for
Work procedure
8-14HP
4) Fixing screws for
the heat sink (5 pcs
22-24HP
4) Fixing screws for
the heat sink (6 pcs
14A-20HP
the heat sink (5 pcs
- 275 -
Remarks
5) Screw
5) Screw
Fixing part Screw slot hole
(Tentative structure)
* Loosen the screw without
removing it.
2) Screw for inverter cover
3) Comp., FM, or 3) Coil, sensor, heater,
Reactor lead or NFC lead
3) Power supply
Signal lead
[8-14HP] Wiring position
3) Coil, sensor, heater,
or NFC lead
3) Comp., FM, or 3) Power supply
Reactor lead Signal lead
[14A-20HP] Wiring position
3) Coil, sensor, heater,
or NFC lead
3) Comp., FM, or 3) Power supply
Reactor lead Signal lead
[22-24HP] Wiring position