Graco 261800 specifications Troubleshooting

Page 32

 

 

Troubleshooting

 

 

 

Problem

Cause

Solution

 

 

 

 

 

 

Pump does not prime.

In Immersion Mode suction tube is

Make sure suction tube is immersed

 

not immersed

in paint.

 

 

 

 

Suction tube is leaking.

Tighten suction tube connection.

 

 

Inspect for cracks or vacuum leaks.

 

 

 

 

Pump does not prime with fluid.

Remove suction tube from paint.

 

 

Prime pump with water or sol-

 

 

vent-based flushing fluid.

 

 

 

Spray gun stopped spraying.

Spray tip is clogged.

Unclog spray tip, page 14.

 

 

 

Pump cycles but does not build up

Pump is not primed.

Prime pump.

pressure.

 

 

Inlet screen is clogged.

Clean debris off inlet screen.

 

 

 

 

 

In Immersion Mode suction tube is

Make sure suction tube is immersed

 

not immersed in paint.

in paint.

 

 

 

 

Hopper or paint pail is empty.

Refill hopper or paint pail. Reprime

 

 

sprayer.

 

 

 

 

Suction tube is leaking.

Tighten suction tube connection.

 

 

Inspect for cracks or vacuum leaks. If

 

 

cracked or damaged, replace suction

 

 

tube.

 

 

 

Pump cycles, but paint only dribbles

Pressure is set too low.

Slowly turn AllControl to Hi Spray to

or spurts when spray gun is trig-

 

increase pressure setting.

gered.

 

 

Spray tip is clogged.

Unclog spray tip, page 14.

 

 

 

 

 

Spray gun fluid filter is clogged.

Clean or replace gun fluid filter.

 

 

 

 

Spray tip is too large or worn.

Replace tip.

 

 

 

Spray pattern is inconsistent or is

Pressure is set too low.

Slowly turn AllControl to HI SPRAY to

leaving stripes.

 

increase pressure setting.

 

 

 

 

Spray tip is worn beyond capability of

Replace spray tip.

 

sprayer.

 

 

 

 

 

Paint is too thick.

Thin paint slightly with compatible

 

 

solvent or water.

 

 

 

Pressure is set at maximum but can-

Spray tip is too large for sprayer.

Select smaller spray tip.

not achieve a good spray pattern.

 

 

Spray tip is worn beyond capability of

Replace spray tip.

 

 

sprayer.

 

 

 

 

 

Extension cord is too long or not

Replace extension cord. Grounding

 

heavy enough gauge.

and Electrical Requirements, page 4.

 

 

 

 

Spray gun fluid filter is clogged.

Clean or replace spray gun fluid filter.

 

 

 

 

Inlet screen is clogged.

Clean debris off inlet screen.

 

 

 

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, coat is not

Coat is going on too thin.

Move gun slower.

covering.

 

 

 

Choose tip with larger hole size.

 

 

 

 

 

 

 

Choose tip with narrower fan.

 

 

 

32

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Contents Project Painter 5 Airless Sprayer Fire and Explosion Hazard Equipment Misuse Hazard Thermal Overload InstallationGrounding and Electric Requirements Component Identification Project PainterE1 M Trigger Lock Pressure Relief ProcedureGetting Started Hopper Method Primary Spray Method AllControl SettingsSetup Priming and Flushing Storage Fluid Hopper Method Oil- or Water-based MaterialsPRIME/CLEAN GUN Direct Immersion Setup Alternate Spray Method Priming and Flushing Storage Fluid Direct Immersion Method Install Tip and Guard Adjusting Pressure Spraying TechniquesUnclogging Spray Tip Preventing Excessive Tip WearChoosing the Correct Tip for the Job Tip SelectionSelecting Tip Hole Size CoatingsTip Fan Width 12 Part Mm from Surface Reversible Tip Selection ChartUnderstanding Tip Number Aiming Gun Getting Started With Basic TechniquesTriggering Gun Rolling Rolling Techniques Ceilings, Walls and WoodworkShutdown & Cleaning After Hopper Method Applications Relieve pressure,Relatively clear and all Power Flush PRIME/CLEAN GUN and Hose Pail Flushing Pull and hold gun trigger Turn AllControl to Open Turn off garden hose. Close Power Flush attachment Cleaning Roller Long Term Storage StorageShort Term Storage Stowing Sprayer Troubleshooting Problem Cause SolutionTroubleshooting Thermal Overload, Maintenance and Service Caring for SprayerPaint Hoses TipsTechnical Data Graco Standard Warranty For Graco Canada Customers