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Contents Technical Service Guide Safety Information Important Safety NoticeReconnect all Grounding Devices GE AppliancesTable of Contents Page Safety Requirements Hhshu XW 5HVLVWDQW 6OHHYH V3UHVFULSWLRQ 6DIHW\ *ODVVHV 6DIHW\ *ODVVHV Pxvw EH $16 = FrpsoldqwNomenclature Serial NumberIntroduction GE DishwasherPage Product Specifications InstallationGDT550HGD Sound insulation Page AC Voltage DC VoltageTools Needed ‡ 7KHUPLVWRU LQ Iorrg VZLWFK 5HVLVWDQFH 7HPSHUDWXUHControl Features OperationDelay Hours RinseWash Temp Boost Wash Temp SaniCancel CleanControl Lock Energy SmartCycle Chart Auto Hot Start Cycle TimesCycle Temperatures Troubleshooting Diagnostic Error Code Display ModeService Mode Main Control Service LEDDisplaying Diagnostic Error Codes Diagnostic Error CodesDoor Status Check Service Mode Flashing LightsPoor Washability Water on Floor /HYHO Glvkzdvkhu Ohiw WR Uljkw DQG Iurqw WR EDFN Noise Dishwasher Does Not Start‡ RRU \FOHService LED DOO Rwkhu Exwwrqv Uhvsrqg DV Qrupdo Component Locator Views Front ViewSide View Bottom View Sump Components, Top Sump Components, Bottom Tub and Structure Toe KickJunction Box GDT550 Sound insulationAll Ground Wires Must be Securely Attached Leveling LegsGrhq 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 GLVKZDVKHU ±  ±Lower Rack Reversible and Fold Down Tines±  ± 7KH Iluvw  * Lvkzdvkhuv Surgxfhg -XO\ ±  ±Door To remove Door 5HPRYH Srzhu WR WKH GLVKZDVKHU  5HPRYH WRH NLFN ±  ± 5HOHDVH WKH  Zluh Wlhv Kroglqj WKH Kduqhvv WR WKH WXE  5HPRYH  ó´ KH Khdg Vfuhzv DW Erwwrp RI GRRU±  ± Inner Door Vent Cover Use care to prevent damage to the inner door±  ± Door Gasket To separate door Potential Ergonomic Risk GE Factory 5HPRYH  ó´ KH Khdg VFUHZV  5HPRYH GRRUDetergent Module To remove the Detergent ModuleTo Diagnose GDF510 Detergent Module Front Control Door ConsoleTop Control Door Control Panel Pocket Handle 5HPRYH DQG Vhsdudwh GRRU  &RQWURO DQG Fryhu Zloo Gurs Grzq Iurp Frqwuro SDQHOBar Handle Latch strike7R UHPRYH  5HPRYH DQG Vhsdudwh GRRU VFUHZV UI Board SS Door Attach StripsFront Control  6OLGH WKH Vwuls Lqzdug WR Uhpryh  Frqwuro UI Control Replacement Main Control BoardTop Control ±  ±To Access Main Control Board 7KH Pdlq Frqwuro KDV D Vhuylfh / Zklfk Dlgv GLDJQRVWLFV±  ± Sump Module To Diagnose Main Control BoardTo remove the sump module ±  ± All Safety Shields must be reinstalled ±  ±Latch Assembly Latch Switch DiagnosisWire Routing Latch Switch Strip CircuitFill System Fill OperationFill Strip Circuits Proper Water LevelFill Diagnostics Thermistor Strip Circuit±  ± Fill Flood/Float Switch Removal 5HPRYH DQ\ Zdwhu LQ WKH Vxps DUHDIorru Sodwh DQG Iorrg VZLWFK ±  ±Fill Funnel and Hose Fill Water Valve 5HPRYH  ó KH Khdg Vfuhzv Iurp Eudfnhw WR OHJ DVVHPEO\  5HPRYH 3RZHU WR LVKZDVKHU  5HPRYH 7RH .LFNCirculation Specifications Circulation SystemCirculation Operation To Remove circulation pump motor assembly  5HPRYH WKH GRRU±  ±  5HPRYH WKH Vxps PRGXOH WKH Vxps PRGXOH /RRVHQ WKH Lqohw DQG Rxwohw Zdvk Prwru FODPSV ±  ±Turbidity Sensor Diagnostics Circulation Turbidity SensorFilters Turbidity Sensor CalibrationUpper Spray Arm ±  ±Middle Spray Arm Lower Spray Arm Circulation DiverterMiddle Conduit ±  ±±  ± Circulation Conduit Assembly To Remove the Diverter\FOH UHSHDWV To remove the conduit 5HPRYH WKH Xsshu VSUD\ DUP  7KH Pdlq Frqgxlw FDQ QRZ EH Uhpryhg Iurp WKH GLVKZDVKHU±  ± Drain System Drain OperationDrain Cycle Algorithm ±  ±Drain Strip Circuits Drain Pump ‡  Vhfrqgv RII ‡  Vhfrqgv RQUlps W\SH Fodpsv Zloo EH Uhsodfhg E\  &ODPS .LW To remove or replace the Drain PumpDrain Diagnostics Dry Cycle Specifications Dry SystemDry Cycle Operation To Remove the VentDry Cycle Diagnostics Heating ElementHeater can be removed 2 ways  5HPRYH WKH Grru VHH Grru UHPRYDO Dry Cycle Strip Circuits Tub TCO ±  ±Service Control Replacement Page Connectors and Pin Locations Main Board top Main Board bottomSchematics GDF510GDF520 and GDF540 GDT530 and GDT550 GE Dishwasher Warranty For The Period GE Will Replace One Year
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