John Deere AC1-CG16H - Manual (Page 24)

Troubleshooting
4 Operator’s Manual
Symptom Problem Solution
unit has no output. Circuit breakers tripped. Reset circuit breakers.
Inadequate cord sets or Check cord sets or extension cords
extension cords. capabilities.
Air leaks from Safety Relief valve. Possible defective Safety Relief Operate Safety Relief valve manually
valves. by pulling on ring. If it still leaks, it
should be replaced.
Excessive air tank pressure. Clean, reset or replace Pilot valve.
Air leaks at pump. Defective gaskets. Tighten bolts on compressor head to
proper torque or replace gaskets.
Air blowing from Air Intake filter. Defective inlet (reed) valve. Contact your John Deere customer
service center.
Moisture in discharge air. Condensation in air tank caused by Run the unit a minimum of one hour
high level of atmospheric humidity or to prevent condensation buildup.
the unit is not run long enough. Drain air tank more often in humid
weather and use an air line filter.
excessive oil consumption or Restricted Air Intake Filter. Clean or replace.
oil in hose.
The unit on unlevel surface. Do not incline the unit more than 0° in
any direction while running.
Crankcase overfilled with oil. Drain oil. Refill to proper level with
SAE-0W non-detergent oil.
Wrong viscosity. Drain oil. Refill to proper level with
SAE-0W non-detergent oil.
Plugged crankcase breather. Clean or replace.
Oil leaks. Tighten bolts on compressor to
proper torque or replace gaskets.
Worn piston rings or scored cylinder. Contact your John Deere customer
service center.
Oil has milky appearance. Water in oil due to condensation. Change oil and move air compressor
to a less humid environment.
unit has no output. Inadequate cord sets or extension cords. Check cord sets or extension cords
capabilities in section Maintenance;
Cable Size in this manual. Consult
your John Deere customer service
center.