Porter-Cable C3550 instruction manual Pressure reading

PROBLEM	CAUSE	CORRECTION
Pressure reading	It is normal for “some”	If there is an excessive amount
on the regulated	pressure drop to occur.	of pressure drop when the
pressure gauge		accessory is used, adjust the
		regulator as instructed in the
(if equipped)
		Operation section.
drops when an
		NOTE: Adjust the regulated
accessory is
		pressure under flow conditions
used.
		(while accessory is being
		used).
Air leak from	Possible defect in safety	Operate safety valve manually
safety valve.	valve.	by pulling on ring. If valve still
		leaks, it should be replaced.
Compressor is	Prolonged excessive use of	Decrease amount of air usage.
not supplying	air.	Check the accessory air
enough air to	Compressor is not large
operate	enough for air requirement.	requirement. If it is higher than
accessories.		the SCFM or pressure 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 air	Dirty air filter.	Clean or replace. See Air Filter
intake		paragraph in the Maintenance
		section.
Regulator knob	Damaged regulator	Have checked by a Trained
has continuous		Service Technician.
air leak.
Regulator will	Damaged regulator	Have checked by a Trained
not shut off air		Service Technician.
outlet.

D28914 22- ENG