Overhaul Work - Hitachi SAMURAI Series Service Manual

3 Servicing
Cycle components

3.3.2 Overhaul work

Perform the work according to "Semi-hermetic Hitachi Screw Compressor Manual".
When removing a compressor from the refrigeration cycle, high pressure part shall be separated between the projecting
part flange of compressor and the upper cover of oil separator. Do not separate high pressure part between the check
valve and the projecting part flange of compressor, as collected refrigerant would be spilled out.
Low-pressure side
Disconnect from this part
65 SMGB0120 rev.0 - 11/2017
High-pressure side
Disconnect from this part
Do not remove these bolts
or refrigerant is ejected
Check valve
Remove
Projecting part flange
these
of compressor
bolts firstly
Upper cover of
oil separator
3