Troubleshooting - GMC GAC1500 Original Instructions Manual

Troubleshooting

Problem Possible cause Solution
Compressor motor does not start Air compressor storage tank filled Depressurise tank using the release valve
Operate the air compressor at maximum pressure, turn off. Apply soap
solution to the connection points, and observe for leaks. Tighten leaking
Air compressor storage tank is unable to sustain pressure Air leaks at hose connection points.
connection points.
If problem persists, contact a qualified GMC technician
GB
Oil level low Immediately switch off the air compressor and fill with approved oil
Air compressor is producing increased sound levels/vibration/metal-
lic knock
Bearing, piston or valve damage Contact a qualified GMC technician
Oil level too high Keep the oil level as specified in 'Filling with motor oil'
Excessive oil consumption
Crankcase Breather (3) blocked Remove and clean using a suitable cleaning product
Piston Ring/Cylinder worn Contact a qualified GMC technician
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