Trane Centrifugal Chiller Purge Fan Running and Pumping Out.

Purge unit pumping out air after being serviced.

[@o2car2jz]

You can always bypass the pump out solenoid to pump non-condensables out faster. Also, to help with that is to limit your inlet guide veins while bypassing the solenoid or putting a bigger orifice( depending on purge model)…