SYMPTOM
Air leaks from Pressure Relief
Valve
Air leaks at pump.
Air blowing from Air Intake
Filter.
Moisture in discharge air.
Excessive oil consumption or oil
in hose.
Oil has milky appearance.
Mi-T-M
Hand Carry Gasoline Air Compressor Manual
®
TROUBLESHOOTING
PROBABLE CAUSE
Possible defective Pressure Relief
Valve.
Excessive air tank pressure.
Defective gaskets.
Defective inlet (reed) valve.
Condensation in air tank caused by
high level of atmospheric humidity
or air compressor is not run long
enough.
Restricted Air Intake Filter.
Air compressor on un-level sur-
face.
Crankcase overfilled with oil.
Wrong viscosity.
Plugged oil dipstick vent.
Worn piston rings or scored cylin-
der.
Water in oil due to condensation.
REMEDY
Operate Pressure Relief Valve manu-
ally by pulling on ring. If it still leaks, it
should be replaced.
Clean, reset or replace Pilot Valve.
Torque head bolts: Single Stage =
15 ft./lbs.
Contact Mi-T-M Customer Service.
Run air compressor a minimum of
one hour to prevent condensation
buildup. Drain air tank after every
use. Drain air tank more often in hu-
mid weather and use an air line filter.
Clean or replace.
Do not incline the air compressor
more than 10° in any direction while
running.
Drain oil. Refill to proper level with
SAE-30W non-detergent oil.
Drain oil. Refill to proper level with
SAE-30W non-detergent oil.
Clean.
Contact Mi-T-M Customer Service.
Change oil and move air compressor
to a less humid environment.
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