Powermate KV5248069 - Manual (Page 24)

24 200-2633
PROBLEM POSSIBLE CAUSE SOLUTION
Excessive current draw Low voltage/motor overload Check that power supply is adequate and that compressor is on a
trips circuit breaker dedicated circuit.
Drive belt too tight Readjust belt tension.
Restricted air passages Inspect and replace transfer tubes or check valve, as required.
Compressor stalls Low voltage to motor Furnish adequate power.
Bad check valve Replace the check valve.
Seized pump Contact authorized service center.
Low discharge Air leaks Tighten or replace leaking fittings or connections. Do not overtighten.
pressure
Leaking valves Contact authorized service center.
Restricted air intake Clean or replace air filter element(s).
Blown gaskets Contact authorized service center.
Worn piston rings or cylinder Contact authorized service center.
Compressor pump Loose motor pulley or pump Retighten pulley and flywheel. Check alignment.
knocking flywheel
Low oil level in pump crankcase Keep oil at proper level at all times.
Excess carbon on valves or top of Contact authorized service center.
piston
Oil in discharge air Worn piston rings or cylinder Contact authorized service center.
Restricted air intake Clean or replace the air filter element(s).
Oil level too high Reduce to proper level.
Overheating Poor ventilation Relocate compressor to an area with cool, dry, well circulated air,
at least 12 in. from nearest wall.
Dirty cooling surfaces Clean all cooling surfaces thoroughly.
Excessive belt wear Pulley out of alignment Realign pulley with compressor flywheel.
Improper belt tension Readjust.
Pulley wobbles Replace the pulley and check for a damaged crankshaft or flywheel.
Compressor won’t start Too much back pressure in tank Open petcock when starting motor.
in cold temperatures
40W oil in crankcase 10W-30 All weather air compressor oil is recommended for general use.
Compressor too cold Move compressor to a warmer location.
Note: Troubleshooting problems may have similar causes and solutions.
TROUBLESHOOTING CHART