Troubleshooting
Electrical ElectricalElectricalTroubleshooting Troubleshooting
Troubleshooting
Problem Problem
ProblemCause Cause
CauseSolution Solution
Solution
ESOn/OffswitchisOFF(O).TurnON(I).
Gunairpressuretoolow(ES
indicatorisamber).
Checkairpressuretogun;
minimum45psi(0.32MPa,3.2
bar)neededatgunforfullvoltage.
Atomizingairpressuretoohigh.Decrease.
Incorrectdistancefromguntopart.Shouldbe8-12in.(200-300mm).
Poorlygroundedparts.Resistancemustbe1megohmor
less.Cleanworkpiecehangers.
Faultygunresistance.See
TestGunResistance,page31.
Lowuidresistivity.See
CheckFluidResistivity,page26.
Fluidleaksfromthepacking(2c)
andcausesashort.
SeePackingRodRepair,page40.
Poorwrap.
Faultyalternator.SeeAlternatorRemovaland
Replacement,page44.
ESOn/OffswitchisOFF(O).TurnON(I). ESorHzindicatorisnotlit.
Nopower.Checkpowersupply,alternator,
andalternatorribboncable.See
PowerSupplyRemovaland
Replacement,page43and
AlternatorRemovaland
Replacement,page44.
Operatornotgroundedorisnear
ungroundedobject.
SeeGrounding,page21. Operatorgetsmildshock.
Gunnotgrounded.SeeCheckGunElectrical
Grounding,page25,and
TestGunResistance,page31.
Operatorgetsshockfrom
workpiece.
Workpiecenotgrounded.Resistancemustbe1megohmor
less.Cleanworkpiecehangers.
3A2494D 35