air compressor run and make a big sound

air compressor build pressure but not reach unload pressure label

counsel

belt replacement
electric motor pulley should replacement
pump fly wheel should replacement.
non return valve should replacement
any kind leakage should be treated as well closed .

*counsel

1. electric motor back cover and cooling fan should checked, if damage than changed. if loose than tight screw

2. belt and safety belt cover should be checked, if touch each other than repair, or replace belt .

3. head connecting rod damage , should be overhaul the head

air compressor run but when reload trip the mini breaker.

counsel

mini breaker replace as same amp. written on body .
voltage supply should be 220/230 instant .
if 3 phase motor it should be 380/400 volt
non return valve should replacement
pressure switch blowoff valve replace, if need pressure switch should replacement

italy air compressor

*COUNSEL

1. shaft seal of head should be changed

2. oil lavel should be checked as maintain oil label gauge

3. piston ring should be replacement.

TechAir catelog

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