Disassembly Of The Compressor - BOCK HG34e Maintenance Manual

3 I Disassembly of the compressor
Disassembly and assembly of the compressor
WARNING! Before starting any work on the compressor:
• Switch of the compressor and guard it against switching on.
• Relieve the compressor from system pressure
• Prevent air from infiltrating the system
• Move and transport the compressor using an appropriate hoist
After the work is finished:
• Connect the safety switch and check its function
• Evacuate the compressor
• Before commissioning, check whether all the components installed by the user have been
• Open the pressure and suction shut-off valves
• Set off the switching-on lock
Important Notes
INFO!
8
mounted expertly and are connected pressure-tight to the compressor
Use only new gaskets for assembly.
For 2 pole compressors the stator is built at factory in while it is still warm.
A removal is therefore not possible.
For 4 pole compressors, the stator screw (Pos. 1020 in the parts list) has to be replaced.
Because of the coating, tighten stator screw once only. Note hardening time!
The following illustrations show a HG34 compressor in standard design.
Components of other designs (z.B. aluminium design) can differ from these illustrations.
However, the procedure for disassembly and assembly of the compressor is identical.