Instruction book
1904 0504 83
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Run the compressor until warm. Stop the compressor after 3 minutes of unloaded
operation. Close the air outlet valve and switch off the voltage. Wait a few minutes
and depressurise by unscrewing oil filler plug (FC) just one turn to permit any
pressure in the system to escape.
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Loosen the vent plug of the oil cooler and wait for 5 minutes. See section
Introduction
for the position of the vent plug (VP).
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Remove drain plug (DP1) and open drain valve (Dm).
Also drain the oil by removing the drain plug:
on the check valve (DP2)
on the gear casing (DP3)
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Collect the oil in a collector and deliver it to the local collection service. Refit and
tighten the drain and vent plugs after draining.
Close the drain valve (Dm).
Remove the oil filter (OF). Be aware that this filter has a left thread connection. Clean
the seat on the manifold. Oil the gasket of the new filter and screw it into place.
Tighten firmly by hand.
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