Quincy Rotary Screw Belt Drive Air Compressor QSB-20-HP-A

Ensure maintenance is performed by trained and qualified technicians only.

Is the unit cooled down before starting service?

Clean up any fluid spills immediately to prevent slipping.

Loosen, but do not remove, flange or component bolts to check for residual pressure.

Air/Fluid Separator Maintenance

Check electrical continuity between all separator element metal surfaces.

Test the separator element for continuity at the following points

Is the compressor bonded to an earth ground?

Lock out and tag out the electrical power supply

Remove panels and guards to gain access to belt drive area

Release tension on belts by backing off nut (2)

Remove existing belts and discard if replacing

Inspect new or used belts for defects or damage before installation

Remove screws attaching control to door of enclosure

Remove and discard wire tie-wraps

Identify individual wire location before removing any wiring from the electronic control

Refer to the electrical wiring diagram

Install new electronic control panel

Install wiring in accordance with electrical wiring diagram

Ensure maintenance is performed by trained and qualified technicians only.

Check for unusual noise or vibration and do not operate the compressor until the source has been identified and corrected.

Wait for the unit to cool before starting service.

Clean up fluid spills immediately to prevent slipping.

Loosen, but do not remove, flange or component bolts to ensure no residual pressure before removing bolts.

Use safety solvents for cleaning air filters or compressor parts.

Monitor all gauges and indicators for normal operation.

Ensure maintenance is performed by trained and qualified technicians only.

Is there any unusual noise or vibration from the compressor?

Wait for the unit to cool before starting service.

Clean up fluid spills immediately to prevent slipping.

Loosen, but do not remove, flange or component bolts to check for residual pressure.

Use safety solvents for cleaning air filters or compressor parts.