Pdx/Ddx Filter Change - Atlas Copco GX 7 Instruction Book

Instruction book
Step
13
5.5

PDX/DDX filter change

Oil filler plug
Drain valve, air receiver
Step
1
2920 7054 00
Action
Add oil as necessary. The sight-glass should be 3/4 full. Retighten plug (2) and close drain
valve (8) of the air receiver.
GX 7 and GX 11
GX 7 and GX 11
Action
Stop the compressor, close the air outlet valve, switch off the voltage and depressurise by
unscrewing oil filler plug (3) one turn to permit any pressure in the system to escape. See
Stopping.
If the compressor is fitted onto an air receiver, depressurise the air receiver by opening
condensate drain valve (4).
On floor-mouned units, depressurise the filter by loosing its drain valve.
53