2. Unscrew the oil filter anti-clockwise, catch oil spillage and dispose of in accordance with envi‐
ronmental protection regulations.
3. Lightly oil the new filter's O-ring.
4. Turn the oil filter clockwise by hand to tighten.
➤ Dispose of parts and materials contaminated with oil in accordance with environmental
protection regulations.
Starting the machine and performing a trial run
1. Close all access doors, replace and secure all removable panels.
2. Open the user's shut-off valve at the inlet and outlet ends.
3. Switch on the power supply and reset the maintenance interval counter.
4. After approx. 10 minutes of operation: Check the cooling oil level and top up if necessary.
5. Switch off the machine and check visually for leaks.
10.18 Changing the oil separator cartridge
The oil separator cartridge cannot be cleaned.
The life of the oil separator cartridge is influenced by:
■ contamination in the inlet gas;
■ and adherence to the changing intervals for:
─ Cooling oil
─ Oil filter
The machine must be isolated from the compressed gas network and completely vented be‐
fore undertaking any work on the pressure system.
Material Spares
Cleaning cloth
Precondition The supply disconnecting device is switched off.
The disconnecting device is locked off.
A check has been made that no voltage is present.
The machine is fully vented,
the pressure gauge on the oil separator tank reads 0 bar.
10 Maintenance
10.18 Changing the oil separator cartridge
ESD_2C_10357405_10–LIN_00 E
Service Manual Screw Compressor
ESD 442/14 bar (abs) SFC SIGMA CONTROL 2
75
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