Air Compressor Leak Test - ALC

Air Compressor Leak Test

^ Tools Required
- J22124-B Pressure Gage (0-300 psi)
- J 22124-91 Pressure Gage Adapter

1. Attach the J22124-91 to the air dryer.
2. Attach the J 22124-B to the J22124-91 with toggle valve on the opposite side of the air compressor. Close the toggle valve.
3. Apply air pressure at the schrader valve. Pressurize until the J 22124-B reads 690 kPa (100 psi).
4. Check the following areas using soap bubbles:
^ Solenoid valve
Replace the air compressor head if leaking.
^ Air dryer to compressor head O-ring
Replace the air dryer if leaking.
^ Air dryer cover
Replace the air dryer if leaking.
^ Air compressor head gasket
Replace the air compressor head if leaking.
^ Air compressor head cover gasket
Tighten the cover bolts to 5.6 Nm (50 inch lbs.) if the head cover gasket is leaking. If the leak persists, replace the air compressor head.