Fig. 36 Changing the oil separator cartridge
14 Cover
15 Dirt trap
16 Air pipe
17 Retaining screw
19 Self-locking nut
20 Screw connection
21 seal
23 Oil separator cartridge
30 Ball (functioning as a check valve)
31 Strainer
Changing the oil separator cartridge
1. WARNING!
Compressed air!
Compressed air and pressurised devices can cause serious injury or death if the contained
energy is suddenly released.
➤ Vent all pressurized components and chambers completely.
2. Unscrew the fitting 20 and carefully put the parts to one side, then pull out the copper pipe at
item 15 .
3. Unscrew the nut 19 and turn the air pipe 16 to one side.
4. Remove the cover fixing screws 17 and carefully remove the cover 14 .
5. Take out the old oil separator cartridge 23 together with the gaskets 21 and dispose of ac‐
cording to environmental protection regulations.
6. Clean all sealing faces.
7. Insert the new oil separator cartridge with gaskets and re-fix the cover.
8. Renew the O-ring and strainer in the dirt trap 15 .
➤ Make sure the ball 30 is properly seated.
The ball prevents cooling oil being pressed into the separator cartridge.
9. Attach the air pipe to the cover 14 with a new, self-locking nut.
10. Replace and tighten all fittings.
➤ Dispose of parts and materials contaminated with oil in accordance with environmental
protection regulations.
10 Maintenance
10.18 Changing the oil separator cartridge
901824 12 E
Operating Manual Screw Compressor
ASK
81
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