Hitachi RAS-(3-6)HVNC1(E) - Page 391

10 Servicing
377
SMGB0087 rev.0 - 12/2013
10
Vibration-Proof
Rubber 2
Vibration-Proof
Rubber 1
Nut
1
2
3
4
Vibration-proof
Rubber 2
Vibration-proof
Rubber 1
Nut
Fixation of the compressor to the bottom plate
Compressor position 1 2 3 4
Vibration-proof rubber 1 x x x x
Vibration-proof rubber 2 x x — —
Nut x x — —
8 When brazing the replaced compressor quickly perform the brazing whi-
le 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llermetalenterintothecompressor
whichmayresultincompressordamage.
Cool the pipe
by wet cloth.
Cool the pipe by
wet cloth
9 Perform in the reverse procedure of removing after replacing the compressor.
a. Check if the Faston terminal has any abnormality. (Ensure the pull out force greater than 20 Nm). If the Faston
terminal is identied faulty replace with a new one.
b. Ensure the xture of the lead wires.
c. Surely x the terminal box by tightening the closing nut (Tightening Torque: 3.0 Nm).
d. Attach the top of sound-proof cover to cover surely the compressor.
e. Wrap the sound-proof cover to cover the terminal box and the discharge pipe.
f. Attach the crankcase heater without torsion and gap to the compressor as following gure.
Sound-Proof Cover
Closing Nut
(Tightening Torque: 3 ~ 4N-m)
Thermal Box
Thermal Box
Discharge Pipe
Compressor
2
3
1
Sound-Proof Cover
Surely cover it.
Boss Hole
Foot
Bolt
Fixing Plate
Attachment of Terminal Box
Surely cover it
Closing Nut
(Tightening torque: 3~4 Nm)
Sound-proof Cover
Therminal box
Discharge pipe
Sound-proof Cover
Attachment of Terminal box
Therminal box
Fixing plate
Boss hole
Bolt
Foot
Compressor
Detail of Spring for Crankcase Heater
Crankcase Heater
Compressor
When attaching the spring,
pay attentio not to damage the
crankcase heater.