Graco Inc 5430, 5435, 310584D Troubleshooting, Technical Data, Problem Cause Solution, Spray Gun

T1-TITANIUM NON-HVLP SPRAY GUN

Troubleshooting

WARNING

Follow Pressure Relief Procedure, page 3, before troubleshooting or servicing. Read warnings, page 2.

Problem	Cause	Solution
	Normal pattern	No action necessary

Right
	Dirty or damaged air cap or fluid nozzle.	Rotate air cap 180°.
		If pattern follows air cap, problem is in air cap. Clean and
		inspect. See page 4. If pattern is not corrected, replace air
		cap.
Wrong		If pattern does not follow the air cap, the problem is with the
		fluid nozzle. Clean and inspect the nozzle. See page 4. If the
Heavy top or
		pattern is not corrected, replace nozzle.
bottom pattern
	Pressure too high for viscosity of material	a. Reduce air pressure and increase fluid pressure.
	being sprayed.	b. Increase material viscosity
		c. Correct pattern by narrowing fan size with spray width
		adjustment knob.
Wrong
Split pattern
	Dirty or distorted air horn holes.	Rotate air cap 180°.
		If pattern follows air cap, problem is in air cap. Clean and
		inspect. See page 4. If pattern is not corrected, replace air
		cap.
Wrong
Will not spray.	Fluid adjustment knob (16) turned too far	Adjust knob (16) to the counterclockwise.
	clockwise.
	a. Fluid pressure too high for viscosity of	a. Reduce fluid pressure.
	material being sprayed.
	b. Air pressure too low.	b. Increase air pressure.
	c. Gun held too close to surface.	c. Hold gun about 6-8 inches (150-200 mm) from surface.
Wrong
Heavy pattern or
orange peel

Technical Data

Maximum Air and Fluid Inlet Pressure: 100 psi (0.7 MPa, 7 bar)

Air Consumption:

•Part No. 5430: 11 CFM at 50 psi (345 kPa, 3.4 bar)

•Part No. 5435: 13.8 CFM at 50 psi (345 kPa, 3.4 bar)

Wetted Parts: stainless steel, carbon steel, aluminum, PTFE, low density polyethylene

Weight: 1 lb. 3 oz. (0.54 kg)

Spray Gun

•1/4 npsm (R1/4-19) air inlet

•3/8 npsm (R3/8-19) fluid inlet

5 310584D