Quincy Compressor QSI 490

Ensure the carbon washer is not dropped or scratched

Oil the outer surface of the seal seat 'O' ring

Push the seal seat with 'O' ring into the seal adapter

Place the spring holder on the shaft and push it down on the input shaft bearing

Bellows and Washer Installation

Air Intake Filter Element Servicing

Service the air intake filter element under the following conditions

Clean the filter element by washing in a warm water solution of household detergent

Record the number of times the filter element has been washed

Is the filter element washed more than six (6) times?

Discard the filter element if washed more than six (6) times

Ensure a spare filter element is available to minimize machine downtime

Change the safety element once a year

Record the current operating hours of the compressor

Has the compressor operated for 2000 hours since the last oil change?

Is it time for the scheduled 6-month oil change?

Change the oil if any of the above conditions are met

Is the oil filter warning light on?

Has it been 6 months since the last oil filter change?

Has the compressor operated for 2000 hours since the last oil filter change?

Check if any of the following conditions are met

Was the air/oil separator replaced?

Is the new separator functioning correctly?

Is the system operating normally after replacement?

Record the current oil level from the liquid oil level gauge

Is the oil level within the acceptable range?

Drain the existing oil from the compressor

Dispose of the used oil according to environmental regulations

Replace the oil filter elements under the following conditions