Graco Pro Xp H60T10 - Gun Operation Troubleshooting

Troubleshooting
Gun Gun
Gun
Operation Operation
Operation
Troubleshooting Troubleshooting
Troubleshooting
Problem Problem
Problem
Cause Cause
Cause
Solution Solution
Solution
Atomizingairpressuretoohigh.
Closeatomizingairvalvepartway,
ordecreaseairpressureaslow
aspossible;minimum45psi(0.32
MPa,3.2bar)neededatgunfor
fullvoltage.
Excessivesprayfog.
Fluidtoothin.
Increaseviscosityorincrease󰘱uid
󰘱owrate.
Atomizingairpressuretoolow.
Openatomizingairvalvemoreor
increasegunairinletpressure;
uselowestairpressurenecessary.
Spraytipistoolarge.Usesmallertip.SeeSprayTip
SelectionChart,page61.
Poorlymixedor󰘰ltered󰘱uid.Remixorre󰘰lter󰘱uid.
“OrangePeel”󰘰nish.
Fluidtoothick.Reduceviscosity.
Fluidleaksfromthe󰘱uidpacking
area.
Worn󰘱uidneedlepackingsorrod.Replacepackings.SeeFluid
NeedleReplacement,page44.
Airleaksfromthefrontofthegun.
Airvalveisnotseatingproperly.
Replaceairvalve.See
AirValveRepair,page50.
Wornordamaged󰘱uidneedleball.SeeFluidNeedleReplacement,
page44.
Worn󰘱uidseathousing.SeeAirCap,SprayTip,andFluid
SeatHousingReplacement,page
40.
Loosespraytip.Tightenretainingring.
Fluidleakagefromthefrontofthe
gun.
Damagedtipseal.
SeeAirCap,SprayTip,andFluid
SeatHousingReplacement,page
40.
Low󰘱uidsupply.Add󰘱uidifnecessary.
Damagedspraytip.Replace.
Dirtyorcloggedspraytip.
Clean.See
CleantheGunDaily,page30.
Gundoesnotspray.
Damaged󰘱uidneedle.SeeFluidNeedleReplacement,
page44.
Dirtyaircap.Damagedorpluggedaircap.
Cleanaircap.See
CleantheGunDaily,page30.
Poorgrounding.
SeeGrounding,page17.
Excessivepaintwrapbackto
operator.
Incorrectdistancefromguntopart.Shouldbe8–12in.(200–300mm).
363A2495K