Spare Part Recommendation; Screw Connections; Decommissioning - GEA Bock EX-HG88e Series Assembly Instructions Manual

7 | Maintenance

7.3 Spare part recommendation

EX-HG88e / ...
Designation
Set of gaskets
Set of valve plate
Set of oil pump
Only use original GEA spare parts!
Information on available replacement parts can be obtained from the replacement parts list.
Further repair work can only be carried out at the factory.

7.4 Screw connections

The following torques must be used when re-assembling the compressor.
Cylinder cover / bearing cover
Oil filler plug / oil drain plug / oil sump heater
D
GB
Flange connection,
soldering supports for shut-off valves
F
E
Plug
I
Rotor
Valve body LR 12
Screw-in part INT250 Ex
INFO

7.5 Decommissioning

Close the shut-off valves on the compressor. Drain the refrigerant (it must not be discharged into the
environment) and dispose of it according to the regulations. When the compressor is depressurised,
undo the fastening screws of the shut-off valves. Remove the compressor using an appropriate hoist.
Dispose of the oil inside in accordance with the applicable national regulations.
36
2400-4 (S) 3G
Item No.
81857 / 81868 (HC)
81617
Cylinder head / valve plate: starting from the middle, tighten screws
crosswise in at least two steps (torque 50 / 100 %).
2735-4 (S) 3G
Item No.
81856 / 81869 (HC)
81621
80116
M10
M22 x 1.5
7 / 16 "
M10
M12
1 / 8 " NPTF
M12
M20 x 1.5
3235-4(S) 3G
Item No.
81007 / 81870 (HC)
81622
75 Nm
100 Nm
13 Nm
60 Nm
90 Nm
25 Nm
65 Nm
60 Nm
55 Nm