Maintenance
6.3
Maintenance work compressor
Page 58
BOGE Operating instructions for C 16 N...C 30 N, C 16 F N...C 30 F N series screw compressors
Draining old oil
–
Switch off compressor.
After approx 2 sec screw cap nut (5) on the bleed aperture of the solenoid
valve (the nut is located in the storage compartment of the switch cabinet).
Fig. 6.8: Solenoid valve on the suction controller with the cap nut screwed on
Fig. 6.9: Oil drain from oil compressed air receiver
–
Remove oil drainage hose and replace blind plug with new copper seal.
–
Remove the cap nut from the solenoid valve.
–
Change oil filter (procedure as described above).
–
Change oil separators (procedure as described above).
5
WARNING: Risk of injury!
Danger of burning due to hot oil!
Always wear safety gloves!
–
Remove blind plug (1) at oil drain
(3) with the tap closed.
–
Fit oil drainage hose (2). (The
hose is located on the machine)
–
Place the oil drain hose into a
suitable container.
–
Slowly open the stop valve.
The pressure cushion forces the
oil into the container.
–
Once the compressed air/oil
receiver has been completely
drained, close the stop valve.
