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No. Part name
Procedure
Remarks
Heat
exchanger
1. Detachment
1) Recover refrigerant gas.
2) Remove the refrigerant pipe at indoor unit side.
3) Remove the drain pan. (Refer
i
-1.)
4) Disconnect the heat exchanger sensor (TC1, TC2,
TCJ), PMV lead wires connectors from the control P.C.
board, and then remove their lead wires from the
clamp. (Refer to
g
-1.)
5) Remove the fixing screws of the piping cover and take
off the piping cover. (M 4 × 8, 3 pcs.)
6) Remove the shoulder screws of the separate plate (2
positions) and fixing plate (1 position), and then
remove the heat exchanger. (3 shoulder screws)
NOTE
* Supporting with a hand, remove the heat exchanger so
that it will not be fallen down.
* Take note that you will not get hurt by touching to
Aluminum fin. Be sure to put on the protective gloves and
the safety working clothing.
2. Attachment
1) Attach the heat exchanger as original with the
separate plate and the fixing plate.
2) Slide the piping cover to the groove, fix it to the side
plate, and then use the screws. (M 4 × 8, 3 pcs.)
3) Perform wiring of the sensor and PMV lead wires as
original.
4) Connect the refrigerant pipe as before and then apply
vacuuming.
5) Following to the work in
i
-2, attach the parts as
original.
NOTE
After assembling, check if that there is no abnormal sound, vibration, or puncture.
Check the exchange point when you have a problem.
Separate plate
Fixing pate
Shoulder screw
Heat exchanger
Shoulder screw
Screws
Groove
Piping cover
