Graco Inc 261820 specifications Grounding and Electrical, Requirements

		Basic Troubleshooting
Problem	Cause	Solution
Pressure is set at maximum but	Spray tip is clogged.	Unclog spray tip, see Operation
cannot achieve a good spray pattern.		manual 312001.
	Reversible spray tip is in UNCLOG	Rotate arrow-shaped handle on
	position.	spray tip so it points forward on gun.
	Spray tip is too large for sprayer.	Select smaller spray tip.
	Spray tip is worn beyond capability of	Replace spray tip.
	sprayer.
	Extension cord is too long or not	Replace extension cord. See
	heavy enough gauge.	Grounding and Electrical
		Requirements, page 6.
	Spray gun fluid filter is clogged.	Clean or replace spray gun fluid filter,
		see Operation manual 312001.
	InstaClean fluid filter is clogged.	Clean or replace InstaClean fluid
	(ProX7 and ProX9 Only)	filter, see Operation manual 312001.
	Inlet screen is clogged.	Clean debris off inlet screen.
	Pump valves are worn.	Check for worn pump valves.
		a. Prime sprayer with paint
		b. Trigger gun momentarily.
		When trigger is released,
		pump should cycle momen-
		tarily and stop. If pump con-
		tinues to cycle, pump valves
		may be worn.
	Material is too thick.	Thin material.
	Hose is too long (if extra section is	Remove extra section of hose.
	added).
Spray gun stopped spraying. Pump is	Spray tip is clogged.	Unclog spray tip, see Operation man-
not cycling.		ual 312001.
When paint is sprayed, it runs down	Coat is going on too thick.	Move gun faster.
the wall or sags.
		Choose a tip with smaller hole size.
		Choose tip with wider fan.
		Make sure gun is far enough from
		surface.
When paint is sprayed, coverage is	Coat is going on too thin.	Move gun slower.
inadequate.
		Choose tip with larger hole size.
		Choose tip with narrower fan.
		Make sure gun is close enough to
		surface.

14 312667B