John Deere AC1-5GS - Manual (Page 12)

12 John Deere Hand Carry Gasoline Air Compressor Manual
TROUBLESHOOTING
SYMPTOM PROBABLE CAUSE REMEDY
Engine will not start. Various engine problems. Refer to the engine manual
accompanying your air compressor.
Noisy operation. Lack of oil in the pump.
Carbon deposits on pistons or
valves.
Bearing, piston or connecting rod
failure.
Add correct amount of oil. Check for
bearing damage.
Remove cylinder head and inspect.
Clean or replace.
STOP THE AIR COMPRESSOR!
Contact John Deere Customer
Service.
Air leaks at connections. Allow air compressor to build pres-
sure to the maximum allowed. Turn
off and brush a soapy water solution
onto all connections. Check connec-
tions for air bubbles. Tighten the con-
nections where leaks are present.
Air leak in air tank.
Defective Pilot Valve.
Air tank must be replaced. Do not
attempt to repair air tank!
Clean or replace.
Insufficient pressure at air tool
or accessory.
Pressure Regulator not turned to
high enough pressure or defec-
tive.
Restricted air intake .
Air leaks or restrictions.
Hose or hose connections are too
small or long.
Slipping belt.
Air compressor is not large
enough for air requirement.
Restriction in Pilot Valve.
Adjust Pressure Regulator to proper
setting or replace.
Clean or replace Air Intake Filter.
Check for leaks and repair.
Replace with larger hose or
connectors.
Tighten or replace.
Check the accessory air requirement.
If it is higher than the CFM or pres-
sure supply to the air compressor, use
a larger air compressor.
Clean or replace.
Pressure drop in air tank or
rapid pressure loss when air
compressor is shut off.
Engine lacks power. Filter element plugged.
Bad Fuel.
Various engine problems.
Clean or replace filter element.
Drain fuel; refuel with fresh gasoline.
Refer to the engine manual
accompanying your air compressor.