Porter-Cable C6110 Replace or Clean Check Valve, Do not drill into, weld or otherwise

PROBLEM	CAUSE		CORRECTION
Air leaks at	Check valve seat	A defective check valve results in
or inside	damaged.	a constant air leak at the pressure
check valve		release valve when there is pressure in
		the tank and the compressor is shut
		off. Replace check valve. Refer the To
		Replace or Clean Check Valve in
		the Service and Adjustments section.
Air leaks at	Defective pressure	Contact a Trained Service Technician.
pressure switch	switch release valve.
release valve
Air leaks in air	Defective air tank.	Air tank must be replaced.
tank or at air		Do not repair the leak.
tank welds				Risk of bursting.
		Do not drill into, weld or otherwise
		modify air tank or it will weaken. The
		tank can rupture or explode.
Air leaks	Leaking seal.	Contact a Trained Service Technician.
between head
and valve plate
Pressure	It is normal for "some"	If there is an excessive amount of
reading on	pressure drop to occur.	pressure drop when the accessory
the regulated		is used, adjust the regulator as
pressure gauge		instructed in the Operation section.
drops when		NOTE: Adjust the regulated
an accessory		pressure under flow conditions
is used		(while accessory is being used).
Air leak from	Possible defect in	Operate safety valve manually
safety valve	safety valve.	by pulling on ring. If valve still
		leaks, it should be replaced.
Compressor is	Prolonged excessive	Decrease amount of air usage.
not supplying	use of air.
enough air	Compressor is not	Check the accessory air requirement. If
to operate	large enough for	it is higher than the SCFM or pressure
accessories	air requirement.	supplied by your air compressor,
		you need a larger compressor.
	Hole in hose.	Check and replace if required.
	Check valve restricted.	Remove and clean, or replace.
	Air leaks.	Tighten fittings.
	Restricted air intake filter.	Clean or replace air intake filter. Do not
		operate the air compressor with the
		filter removed. Refer to the Air Filter
		paragraph in the Maintenance section.
Restricted	Dirty air filter.	Clean or replace. See Air Filter
air intake		paragraph in the Maintenance section.
Regulator knob	Damaged regulator.	Replace.
has continu-
ous air leak.
Regulator will	Damaged regulator.	Replace.
not shut off
air outlet.

18- ENG­