1. Remove the drain plug (3) to drain the oil stop valve.
2. Remove the drain plug of the flexible to drain the oil from the gearbox.
3. Reinstall the drain plugs after draining.
4. Disconnect the flexible from the bypass valve (5) to drain the oil from the oil filter housing.
5. Reinstall the flexibles to the bypass valve after draining.
Oil filter change
1. Use an oil pan to avoid oil spillage. Unscrew the oil filters (6).
2. Clean the filter seats on the manifold.
3. Oil the gaskets of the new filters and screw the filters into place until the gaskets contact their seats. Then
tighten by hand.
Filling the compressor element with oil
On GA VSD compressors, disconnect the air inlet hose from the compressor element and pour 10 l (2.64 US
gal, 2.20 Imp gal, 0.35 cu.ft) of oil into the compressor element. Reinstall the inlet hose after filling.
Filling the air receiver with oil
1. Reinstall and tighten the oil drain plug of the air receiver.
2. Remove filler plug (FC).
3. Fill the air receiver with oil until the level reaches the filler opening.
4. Refit and tighten filler plug (FC) and tighten the vent plug on top of the air receiver.
5. Run the compressor loaded for a few minutes.
6. Stop the compressor and wait a few minutes.
7. Depressurize the system by unscrewing the vent plug on top of the air receiver.
8. Remove the filler plug and fill the air receiver with oil until the level reaches the filler opening.
9. Tighten filler plug (FC).
10. Tighten the vent plug on top of the air receiver.
Resetting the Elektronikon regulator
After carrying out all service actions in the relevant “Service Plan”, reset the service warning as follows:
1. Press the “Menu” key (3).
2. Press key (1) until “Service” is followed by an arrow pointing to the right. Activate the menu by pressing
key (2).
3. Press key (1) until the related “Service Plan” is followed by an arrow pointing to the right and activate by
pressing key (2).
4. Press the “Reset” key (3); the timer is reset to 0.
Instruction book
2920 1728 05 131
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