Quincy Low Pressure Rotary Screw Compressor QSLP 125

Replace gaskets when removing end castings

Soak gaskets in oil to prevent corrosion and ensure a tight seal

Inspect zinc anodes two weeks after initial startup

Determine future inspection intervals based on corrosion rate

Replace zinc anodes when 70% of zinc volume is consumed

Drain water chambers to protect from freezing temperatures

Ensure the equipment is turned off and cooled down

Gather necessary tools and replacement filter

Install the new genuine Quincy replacement filter

Check for any leaks after replacement

Dispose of the old filter according to local regulations

Open the manual vent valve to allow the compressor to exhaust air to the outside

Monitor the air pressure as the valve is slowly closed

Is the air pressure at the desired modulation point (38 PSIG)?

Adjust the screw on the bottom of the differential pilot valve

Adjust pressure by turning the screw

Is the Differential Pressure Indicator showing a need for replacement?

Is there excessive fluid carryover with normal scavenging system, fluid temperature, and running fluid level?

Has it been 4,000 hours since the last replacement?

Has it been one year since the last replacement?

Ensure the compressor is turned off and depressurized before starting the replacement.

Carefully remove the air/fluid separator element without removing the staples.

Inspect the separator element for any dents or punctures before installation.

Preparation and Safety Precautions

Ensure you have the complete illustrated instructions from Quincy distributor

Verify availability of special tools for seal replacement

Ensure a clean working environment

Handle all components with care to avoid damage

Shaft Seal Removal - Triple Lip Type Seal

Remove the drive coupling guards and coupling halves

Remove the drive coupling hub and key from the compressor shaft

Remove the four bolts and lock washers securing the seal adapter to the suction housing