Hitachi RAS-(3-6)HVNC1(E) Service Manual page 404

10 Servicing
7 Remove 2 nuts which fix the compressor and remove it by lifting it up with inclining forward.
N O T E
To remove the compressor the liquid stop valve pipe should be moved (bent) to the right side hand. PAY CLOSE ATTEN-
TION not to crush to break the pipe.
8 When brazing the replaced compressor quickly perform the brazing while the compressor side piping is cooled with wet
cloth in order to avoid the brazing material from entering the compressor.
N O T E
PAY CLOSE ATTENTION not to let the filler metal enter into the compressor which may result in compressor damage.
Vibration-proof
5
Rubber 2
9 Reassemble the parts in the reverse order of removing procedures.
Tighten the screws (U V and W) for compressor wires with 2.5 Nm.
Fix the wires firmly.
Attach the crankcase heater without torsion and gap to the compressor as fo-
llowing figure.
390
SMGB0087 rev.0 - 12/2013
Compressor
4
position
Nut
6
Vibration-proof
7
Rubber 1
Fixation of the compressor to the bottom plate
Compressor position 1
Vibration-proof rubber 1 x
Vibration-proof rubber 2 x
Nut x
Suction pipe
1
2 3 4
x x x
x — —
x — —
Detail of Spring for Crankcase Heater
Crankcase Heater
Discharge
2
pipe
Cover pipes
3
with wet cloth
Compressor
When attaching the spring, pay
attentio not to damage the
crankcase heater.