Removing Heat Exchanger - Hitachi RCI-1.0FSR Service Manual

7 Servicing
RPK-FSR(H)M - Wall mounted

7.7.9 Removing heat exchanger

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D A N G E R
TURN OFF all power source switches.
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C A U T I O N
• Recover the refrigerant from the unit before the work. After all the refrigerant is recovered, turn OFF all power source switches.
• Make sure that the unit will not be damaged. If having difficulty in performing the work alone, the work shall be taken by two people.
• Take special care not to be injured by the heat exchanger fins.
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For RPK-(0.4-1.5)FSR(H)M
1 Remove the power source wiring, the transmission wiring and the wiring for the remote control switch.
2 Push the portion indicated by "PUSH" on the underside of the unit to release the catches at the lower part of the unit.
3 Remove the flare nuts attached to the rear piping of the heat exchanger to disconnect the pipings. Then lift the indoor
unit up and draw it frontward to remove it.
4 Remove the front panel according to the "7.7.2 Removal of the front
5 Remove the electrical box according to the "7.7.7 Removing AS
6 Remove the drain pan according to the "7.7.8 Removing drain
Catch for bottom side of indoor unit
"PUSH"
253 SMGB0137 rev.0 - 05/2021
panel" chapter.
motor" chapter.
pan" chapter.
Mounting
plate
Piping holder
Rear piping of heat exchanger
Rear side of indoor unit
Connected
pipings
7