Nordson Encore HD Customer Product Manual
Also see for Encore HD: Product manualCustomer product manualCustomer product manualProduct manualCustomer product manual
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Contents
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Troubleshooting5-10Part 1604870-05 2018 Nordson CorporationCorrective ActionPossible CauseProblem4. Loss of wrap, poortransfer efficiencyNOTE: Before checking possible causes, check the help code on thesystem controller and perform the corrective actions recommended in thissection.Low electrostatic voltage Increase the electrostatic voltage.Poor electrode connection Remove the nozzle and electrodeassembly. Clean the electrode andcheck for carbon tracking or damage.Check the electrode resistance. Ifthe electrode assembly is good,remove the gun power supply andcheck its resistance. Refer to yourspray gun product manual forinstructions.Poorly grounded parts Check the conveyor chain, rollers,and part hangers for powder buildup.The resistance between the partsand ground must be 1 megohm orless. For best results, 500 ohms orless is recommended.5. No kV output from thespray gun (displayshows 0 kV when guntriggered), but powderis sprayingNOTE: Before checking possible causes, check the help code on thecontroller and perform the corrective actions recommended in this section.Damaged gun cable Perform the Gun Cable ContinuityChecks as described in your spraygun manual. If an open or short isfound, replace the cable.Spray gun power supply shorted Perform the Power SupplyResistance Test as described in thepump control unit manual.6. Powder build up onthe electrode tipInsufficient electrode air wash flow Adjust the electrode air wash needlevalve on the pump control panel toincrease the electrode air wash flow.7. No kV output from thespray gun (displayshows voltage or Aoutput), but powder issprayingNOTE: Before checking possible causes, check the help code on thecontroller and perform the corrective actions recommended in this section.Spray gun power supply open Perform the Power SupplyResistance Test as described in yourspray gun manual.Damaged gun cable Perform the Gun Cable ContinuityTest as described in your spray gunmanual.If an open or short is found, replacethe cable.Continued... |
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