Hitachi RAS-(2-6)HVNP1(E), Service Manual

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10 Servicing
443
SMGB0087 rev.0 - 12/2013
10
10.9.7 Removing the compressor
1 Remove the service cover and the bottom service cover
following
“10.9.1 Removing service cover” , and “10.9.4
Removing the bottom service cover and rear cover” .
When the outdoor unit is installed close to a wall remove
the refrigerant piping and move the unit from the wall.
2 Collect the refrigerant from the check joint.
N O T E
Check Perform the recovery work at the check joint of pi-
ping. If not, the refrigerant remains inside.
1
2
3
4
5
6
Upper cover
Check joint
Rear panel
Cranckcase heater
Rear pipe cover
Valve stay
3
Open the soundproof cover wrapped around the compressor and
remove the terminal box cover of the compressor body. Disconnect
the compressor wires in the terminal box and disconnect the ther-
mistor on top of the compressor. Remove the soundproof cover.
N O T E
Check the terminal codes and mark bands when disconnecting the
wires. Connecting wires in wrong order at reassembling may result in
compressor damage.
4 Remove the rubber cap and the thermistor attached on top of the
compressor.
5 Remove the crankcase heater.
1 Sound-proof cover
2
Oil heater
3
Cut part
A
Direction to remove the cover