Quincy Compressor QGS 40, Instruction Book

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Oil drain plugs
4. Collect the oil and deliver it to the local collection service. Refit and tighten the drain and vent plugs after
draining.
Re-tighten the top connection of the oil cooler.
5. Remove the oil filter (OF). Clean the seat on the manifold. Oil the gasket of the new filter and screw it
into place. Tighten firmly by hand.
6. Remove filler plug (FC).
Fill the air receiver/oil tank (AR) with oil until the level reaches the filler neck.
Take care that no dirt drops into the system. Refit and tighten filler plug (FC).
7. Run the compressor loaded for a few minutes. Stop the compressor and wait a few minutes to allow the
oil to settle.
8. Depressurise the system by unscrewing filler plug (FC) just one turn to permit any pressure in the system
to escape. Remove the plug.
Add oil, the oil level should be between the lower region and the centre in the sight glass (Gl).
Tighten the filler plug.
9. Reset the service warning after carrying out all service actions in the relevant Service Plan: see Service
menu .
7.3 Oil separator change
Warning
The operator must apply all relevant Safety precautions .
Procedure
1. Run the compressor until warm. Stop the compressor, 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.
2. Remove the cover (Ac) from the air receiver/oil tank (AR) by unscrewing the bolts.
Instruction book
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