10.4.7 Replace the engine oil filter
Material Spare part
Cleaning cloths
Receptacle
Wrench, socket spanner
Precondition The machine is switched off.
The machine is fully vented, the pressure gauge reads 0 psig.
Engine cooled down.
All compressed air consumers are disconnected and the air outlet valves are open.
The «battery isolating switch» is turned off.
Danger of burns from hot components and escaping engine oil!
➤ Wear long-sleeved clothing and gloves.
Fig. 55 Change the oil filter
1
Oil filter
2
Direction of rotation to unscrew the screw
cap
3
Screw cap
4
Sealing ring
5
Filter element
6
Filter housing
Ensure that no foreign particles can enter the filter housing!
Do not wipe out the filter housings, because fluff or dirt can ingress the oil circuit.
1. Open both right-side doors.
2. Prepare a receptacle.
3. Use the wrench and/or the socket spanner to remove the screw cap of the oil filter.
4. Pull the screw cap with filter element somewhat out off the filter casing. Drain any oil in the fil‐
ter housing.
5. Remove the screw cap with filter element.
6. Unclip the filter element by laterally pressing the element.
7. Replace the sealing ring at the screw cap and lighlty moisten with oil.
10 Maintenance
10.4 Engine maintenance
132
Operator Manual Screw Compressor
M250 SIGMA CONTROL MOBIL
No.: 9_9570 07 USE