Quincy QGS 10 Instruction Book page 62

This procedure should be carried out at the end of the compressor's service life.
Step
1
2
3
4
5
6
60
Oil filler plug
Action
Stop the compressor and close the air outlet valve .
Switch off the voltage and disconnect the compressor from the mains.
Depressurize the compressor by opening plug (3) one turn.
Open condensate drain valve (4) of the air receiver.
Shut off and depressurize the part of the air net which is connected to the outlet valve.
Disconnect the compressor from the air net.
Drain the oil and condensate circuits.
Disconnect the compressor condensate outlet and valve from the condensate net.
Instruction book
2920 7113 41