Mi-T-M
®
Gasoline Air Compressor Manual
TROUBLESHOOTING
syMPtoM
Air leaks from Safety 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.
PRobable cause
Possible defective Safety Relief
Valve.
Excessive air tank pressure.
Defective gaskets.
Defective inlet (reed) valve.
Condensation in air tank caused
by high level of atmospheric hu-
midity or air compressor is not run
long enough.
Restricted Air Intake Filter.
Air compressor on unlevel sur-
face.
Crankcase overfilled with oil.
Wrong viscosity.
Plugged oil dipstick vent.
Plugged crankcase breather.
Oil leaks.
Worn piston rings or scored cyl-
inder.
Water in oil due to condensation.
ReMeDy
Operate Safety Relief Valve manually
by pulling on ring. If it still leaks, it
should be replaced.
Clean, reset or replace Pilot Valve.
Torque head bolts: Single Stage= 17
ft./lbs. Two Stage= 33 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.
Clean or replace.
Torque head bolts: Single Stage= 17
ft./lbs. Two Stage= 33 ft./lbs.
Contact Mi-T-M Customer Service.
Change oil and move air compressor
to a less humid environment.
