36
D
GB
F
E
I
96403-08.2019-DGbFEIRu
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.
7
|
Maintenance
EX-HG88e / ...
2400-4 (S) 3G
2735-4 (S) 3G
3235-4(S) 3G
Designation
Item No.
Item No.
Item No.
Set of gaskets
81857 / 81868 (HC)
81856 / 81869 (HC)
81007 / 81870 (HC)
Set of valve plate
81617
81621
81622
Set of oil pump
80116
7.4 Screw connections
7.3 Spare part recommendation
The following torques must be used when re-assembling the compressor.
Cylinder cover / bearing cover
M10
75 Nm
Oil filler plug / oil drain plug / oil sump heater
M22 x 1.5
100 Nm
Flange connection,
soldering supports for shut-off valves
7
/
16
"
M10
M12
13 Nm
60 Nm
90 Nm
Plug
1
/
8
"
NPTF
25 Nm
Rotor
M12
65 Nm
Valve body LR 12
60 Nm
Screw-in part INT250 Ex
M20 x 1.5
55 Nm
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.
INFO
Cylinder head / valve plate: starting from the middle, tighten screws
crosswise in at least two steps (torque 50 / 100 %).