| Problem | Possible Cause | Solution |
| Slow build-up of pressure | Loose belt / worn piston rings | Tighten or replace belt, replace rings if worn |
| Belt slipping | Worn belt or pulley misalignment | Replace belt, align pulleys |
| Oil leaks | Worn seals / overfilled oil | Replace seals, keep oil at correct level |
| Overheating | Overworked / poor ventilation | Reduce duty cycle, improve cooling |
| Excessive vibration | Loose mounting bolts / imbalance | Tighten bolts, check for worn components |
FAQs
How tight should the belt be?
Firm but with a slight flex when pressed.
How often should I change oil?
Every 3 months or 300 hours of use.
Can I store the compressor outside?
No, keep it dry and protected to prevent rust and electrical damage.
Is belt noise normal?
A slight whir is normal; squealing means the belt needs adjustment or replacement.