Hitachi RAS-10HRNM, Service Manual, Page: 391 / 482

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Removing the compressor
1 Remove the service cover and the lower part of the service panel according to the sections Removing service cover ,
see on page 379 and the section Removing the lower part of service panel and rear panel , see on page 381 . In case
that the outdoor unit is installed close to a wall closely, separated first the outdoor unit from the wall.
2 Collect the refrigerant from the liquid stop valve, the gas stop valve and the check joint at the piping.
3 Open the sound insulation cover wrapped around the compressor and remove the terminal box cover at the compressor
fixed by one (1) screw. Disconnect the compressor wires in the terminal box and remove the sound insulation cover.
1. Upper Cover.
2. Check joint.
3. Rear panel.
4. Crankcase heater.
5. Rear pipe cover.
6. Valve stay
N O T E
• Check and take note of each terminal number and
indications for its correct connection at the
reassembling process. If wires are connected in
incorrect order, it will lead to a compressor failure.
4 Remove the rubber cap and the thermistor on the top of the compressor.
5 Remove the crankcase heater. (Oil heater on the lower case).
1. Sound-proof cover.
2. Oil heater.
3. Cut part.
4. Direction to remove the cover.
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10 Servicing
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SMGB0060 rev. 1- 12/2010
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