Overhaul Work - Hitachi SAMURAI Series Service Manual

3. Servicing
Cycle components
7 Remove the "U" rod, fix to the structure.
8 Use a portable crane or a lift truck to remove
the compressor: Introduce the forks under the
compressor supports and gently pull backwards.
C A U T I O N
Compressor is heavy, two persons and a portable crane or similar are required.

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
66
SMGB0097 rev.0 - 07/2015
High-pressure side
Disconnect from this part
Screw
Remove these
bolts firstly
"U"Rod
Do not remove these bolts or
refrigerant is ejected
Check valve
Projecting part flange
of compressor
Upper cover of
oil separator