Q: Why is there water in the air output?
A: Common causes:
Clogged coalescing filter (replace every 2,000 hours)
Dryer malfunction (check refrigerant levels or thermostat)
Ambient humidity >80% (install auxiliary desiccant dryer)
Q: The pressure gauge fluctuates abnormally. How to fix this?
A: Potential solutions:
Clean/replace the pressure relief valve.
Inspect the unloader valve for sticking.
Reset the pressure switch (adjust to 145–175 psi range).