Kawasaki 840700 AIR Leaks from Safety Relief Valve, AIR Leaks AT Fittings, AIR Leaks in AIR Tank

AIR CONTINUES TO LEAK AT MOTOR / PRESSURE SWITCH RELEASE VALVE AFTER MOTOR STOPS:

PROBABLE CAUSE:	SOLUTION:
Defective pilot valve, the check	Remove, clean or replace.
valve is stuck open.

AIR CONTINUES TO LEAK AT MOTOR / PRESSURE SWITCH RELEASE VALVE WHILE MOTOR IS RUNNING:

PROBABLE CAUSE:	SOLUTION:
Defective motor/pressure switch	Replace.
Check valve stuck in open	Replace check valve.
position.	DANGER– Do not disassemble the check valve
	with tank pressurized. Open tank petcock
	valve to allow air to escape from tank prior to
	servicing.
AIR LEAKS FROM SAFETY RELIEF VALVE:
PROBABLE CAUSE:	SOLUTION:
Possible defective safety	Operate safety relief valve manually by pulling
relief valve.	on ring. If it still leaks, it should be replaced.
Excessive tank pressure.	Defective motor/pressure switch. Replace.

INSUFFICIENT PRESSURE AT AIR TOOL OR AIR ACCESSORY:

PROBABLE CAUSE:	SOLUTION:
Pressure regulator knob is	Adjust pressure regulator knob to proper setting.
not turned to high enough
pressure.
Defective motor/pressure	Replace.
regulator switch.
Restricted air intake filter.	Clean or replace the filter element.
Air leaks.	Check for leaks by applying soap solution to
	all fittings and connections. Bubbles will
	appear at leakage points. Tighten or replace
	leaking fittings or connections as needed.
Hose or hose connections	Replace with larger hose or connectors.
are too small or long.
Air compressor is not large	Check the accessory air requirement. If it is
enough for air requirement.	higher than the CFM or pressure supply of the
	air compressor, you need a larger air
	compressor.
MOISTURE IN DISCHARGE AIR:
PROBABLE CAUSE:	SOLUTION:

AIR LEAKS AT FITTINGS:
PROBABLE CAUSE:	SOLUTION:
Fittings are not tight enough.	Tighten fittings where air can be heard
	escaping. Check fittings with soapy water
	solution. DO NOT OVERTIGHTEN.
AIR LEAKS IN AIR TANK:
PROBABLE CAUSE:	SOLUTION:
Defective or rusted air tank.	Air tank must be replaced. DO NOT ATTEMPT
	TO REPAIR AIR TANK!
AIR BLOWING FROM INLET FILTER:
PROBABLE CAUSE:	SOLUTION:
Damaged inlet (reed) valve.	Contact Consumer Helpline at
	1-800-590-3723.

Condensation in air tank caused by high level of atmospheric humidity or air compressor is not running long enough.

Drain tank after every use. Drain air tank more often in humid weather and use an air line filter.

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