Carrier MMY-MAP0724FT9UL Service Manual page 228

No. Part to be replaced
4 Inverter assembly
Work procedure
WARNING
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 × 0.4" (10 mm), 2 pcs.)
3) Remove the wiring.
(e.g. the power supply wire, compressor leads, coils,
sensors and heaters)
4) Steps only applicable to a 096 type, 120 type
• Remove the reactor lead cover.
(M4 × 0.4" (10 mm), 1 pc.)
• Remove the screws securing the box.
(M4 × 0.4" (10 mm), 1 pc.)
• Detach the reactor leads.
(6 terminal block bolts and 2 faston connectors)
5) Remove the wire guard.
(M4 × 0.4" (10 mm), 1 pc.)
6) Remove the screws securing the box.
(M5 × 0.4" (10 mm), 1 pc. each for top and bottom)
In the case of a 096 type, 120 type: M5 × 0.4"
(10 mm), 1 pc. for top and 2 pcs for bottom
7) Disengage the hook by gently pressing down the
locking lever with your finger.
(The lower part of the box moves forward.)
8) Hold the top board with both hands to disengage the
top hook.
– 228 –
Remarks
4) Screw
(with arrow mark)
Removable design
4) Screw
(with arrow mark)
4) Connector for
4) Reactor
4) Reactor terminal block
lead cover
5) Wire guard
6) Screw
6) Screws with
arrow mark
(2 locations)
7) Locking lever
8)
Pull it forward
fan reactor
5) Screw