GE GDF540HGD, GDF510PGD manual Circulation Turbidity Sensor, Filters, Turbidity Sensor Calibration

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Circulation Turbidity

Sensor

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GE Factory Service Technicians are

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Step Process prior to beginning repair.

Turbidity Sensor Calibration

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Turbidity Sensor Diagnostics

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Filters

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Contents Technical Service Guide GE Appliances Safety InformationImportant Safety Notice Reconnect all Grounding DevicesTable of Contents Page = Frpsoldqw Safety RequirementsHhshu XW 5HVLVWDQW 6OHHYH V 3UHVFULSWLRQ 6DIHW\ *ODVVHV 6DIHW\ *ODVVHV Pxvw EH $16Serial Number NomenclatureGE Dishwasher IntroductionPage Installation Product SpecificationsGDT550HGD Sound insulation Page ‡ 7KHUPLVWRU LQ Iorrg VZLWFK 5HVLVWDQFH 7HPSHUDWXUH AC VoltageDC Voltage Tools NeededOperation Control FeaturesWash Temp Sani Delay HoursRinse Wash Temp BoostEnergy Smart CancelClean Control LockCycle Chart Cycle Times Auto Hot StartCycle Temperatures Main Control Service LED TroubleshootingDiagnostic Error Code Display Mode Service ModeDiagnostic Error Codes Displaying Diagnostic Error CodesDoor Status Check Flashing Lights Service ModeWater on Floor Poor Washability /HYHO Glvkzdvkhu Ohiw WR Uljkw DQG Iurqw WR EDFN \FOH NoiseDishwasher Does Not Start ‡ RRUDOO Rwkhu Exwwrqv Uhvsrqg DV Qrupdo Service LEDFront View Component Locator ViewsSide View Bottom View Sump Components, Top Sump Components, Bottom GDT550 Sound insulation Tub and StructureToe Kick Junction Box± ± All Ground Wires Must be Securely AttachedLeveling Legs Grhq Qxwv WR DFW DV MDP Qxwv Deryh DQG Ehorz WKH Edvh UDLO± ± Upper Rack$ 7 7RU LV Uhtxluhg WR Uhpryh 5DFN DQG 7XE 5ROOHUV 5HPRYH WKH Udfn DVVHPEO\ Iurp WKH GLVKZDVKHUReversible and Fold Down Tines Lower Rack± ± ± ± 7KH Iluvw * Lvkzdvkhuv Surgxfhg -XO\± ± DoorTo remove Door 5HPRYH Srzhu WR WKH GLVKZDVKHU 5HPRYH WRH NLFN 5HPRYH ó´ KH Khdg Vfuhzv DW Erwwrp RI GRRU 5HOHDVH WKH Zluh Wlhv Kroglqj WKH Kduqhvv WR WKH WXE± ± Use care to prevent damage to the inner door Inner Door Vent Cover± ± 5HPRYH GRRU Door GasketTo separate door Potential Ergonomic Risk GE Factory 5HPRYH ó´ KH Khdg VFUHZVFront Control Door Console Detergent ModuleTo remove the Detergent Module To Diagnose GDF510 Detergent Module &RQWURO DQG Fryhu Zloo Gurs Grzq Iurp Frqwuro SDQHO Top Control Door Control PanelPocket Handle 5HPRYH DQG Vhsdudwh GRRUVFUHZV Bar HandleLatch strike 7R UHPRYH 5HPRYH DQG Vhsdudwh GRRU 6OLGH WKH Vwuls Lqzdug WR Uhpryh Frqwuro UI BoardSS Door Attach Strips Front Control± ± UI Control ReplacementMain Control Board Top Control7KH Pdlq Frqwuro KDV D Vhuylfh / Zklfk Dlgv GLDJQRVWLFV To Access Main Control Board± ± To Diagnose Main Control Board Sump ModuleTo remove the sump module ± ± ± ± All Safety Shields must be reinstalledLatch Switch Strip Circuit Latch AssemblyLatch Switch Diagnosis Wire RoutingProper Water Level Fill SystemFill Operation Fill Strip CircuitsStrip Circuit Fill Diagnostics Thermistor± ± ± ± Fill Flood/Float Switch Removal5HPRYH DQ\ Zdwhu LQ WKH Vxps DUHD Iorru Sodwh DQG Iorrg VZLWFK 5HPRYH 3RZHU WR LVKZDVKHU 5HPRYH 7RH .LFN Fill Funnel and HoseFill Water Valve 5HPRYH ó KH Khdg Vfuhzv Iurp Eudfnhw WR OHJ DVVHPEO\Circulation System Circulation SpecificationsCirculation Operation 5HPRYH WKH GRRU To Remove circulation pump motor assembly± ± ± ± 5HPRYH WKH Vxps PRGXOHWKH Vxps PRGXOH /RRVHQ WKH Lqohw DQG Rxwohw Zdvk Prwru FODPSVTurbidity Sensor Calibration Turbidity Sensor DiagnosticsCirculation Turbidity Sensor Filters± ± Upper Spray Arm± ± Middle Spray Arm Lower Spray ArmCirculation Diverter Middle Conduit± ± To remove the conduit Circulation Conduit AssemblyTo Remove the Diverter \FOH UHSHDWV 7KH Pdlq Frqgxlw FDQ QRZ EH Uhpryhg Iurp WKH GLVKZDVKHU 5HPRYH WKH Xsshu VSUD\ DUP± ± ± ± Drain SystemDrain Operation Drain Cycle AlgorithmTo remove or replace the Drain Pump Drain Strip Circuits Drain Pump‡ Vhfrqgv RII ‡ Vhfrqgv RQ Ulps W\SH Fodpsv Zloo EH Uhsodfhg E\ &ODPS .LWDrain Diagnostics To Remove the Vent Dry Cycle SpecificationsDry System Dry Cycle Operation 5HPRYH WKH Grru VHH Grru UHPRYDO Dry Cycle DiagnosticsHeating Element Heater can be removed 2 ways± ± Dry Cycle Strip Circuits Tub TCOService Control Replacement Page Main Board top Main Board bottom Connectors and Pin LocationsGDF510 SchematicsGDF520 and GDF540 GDT530 and GDT550 For The Period GE Will Replace One Year GE Dishwasher Warranty