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Note: Troubleshooting problems may have similar causes and solutions.
P R O B L E M
Low discharge pressure
Excessive unloader cycling
Air leaks from regulator, o r
regulator does not regulate
pressure
Regulated pressure gauge
reading drops when air
accessory is being used.
Compressor won t sta r t i n
cold temperatures
Overheating
2 0 0 - 2 2 2 8
TROUBLESHOOTING CHART
POSSIBLE CAUSE
Tank petcock is open
Fittings Leak
R e s t r i c t e d a i r i n take
Restricted check valve
Hole in air hose
Tank leaks
Blown seals
Valve leaks
Leaking or worn piston seal
F i t t i n g s l e a k
Dirty or damaged regulator internal
pa r ts .
This is normal
Engine flooded
Compressor too cold
Poor ventilation
Dirty cooling surfaces
Leaking valve
SOLUTION
Close petcock
Check fittings with soapy water. Tighten or reseal leaking fittings. DO NOT
O V E RTIGHTEN.
Clean or replace air filter element.
Remove and clean or replace.
Check and replace if necessary
Immediately replace tank. DO NOT attempt to repa i r.
Replace any faulty seals
Replace worn pa r ts and reassemble with new seals.
Replace piston and cylinder sleeve assemblies.
Check fittings with soapy water. Tighten or reseal leaking fittings. DO NOT
O V E RTIGHTEN.
Clean or replace regulator or internal pa r ts .
If pressure drops too low, adjust regulator while accessory is used.
Remove spark plug and dry it. Reinsta l l .
Move compressor to a warmer location.
Relocate compressor to an area with cool, dry and well-circulated air.
Clean all cooling surfaces of pump and engine thoroughly.
Replace worn pa r ts and reassemble with new seals.
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