GE GDF540HGD manual Fill Flood/Float Switch Removal, 5HPRYH DQ\ Zdwhu LQ WKH Vxps DUHD, ±  ±

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Fill Flood/Float Switch

Removal

GE Factory Service Technicians are

REQUIRED to follow Lockout / Tagout (LOTO) 6

Step Process prior to beginning repair.

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NOTICE

GE Factory Service Technicians are

REQUIRED to wear voltage rated gloves and cut resistant gloves over them to conduct any live power testing on the control boards in the dishwasher.

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Contents Technical Service Guide Reconnect all Grounding Devices Safety InformationImportant Safety Notice GE AppliancesTable of Contents Page 3UHVFULSWLRQ 6DIHW\ *ODVVHV 6DIHW\ *ODVVHV Pxvw EH $16 Safety RequirementsHhshu XW 5HVLVWDQW 6OHHYH V = FrpsoldqwNomenclature Serial NumberIntroduction GE DishwasherPage Product Specifications InstallationGDT550HGD Sound insulation Page Tools Needed AC VoltageDC Voltage ‡ 7KHUPLVWRU LQ Iorrg VZLWFK 5HVLVWDQFH 7HPSHUDWXUHControl Features OperationWash Temp Boost Delay HoursRinse Wash Temp SaniControl Lock CancelClean Energy SmartCycle Chart Auto Hot Start Cycle TimesCycle Temperatures Service Mode TroubleshootingDiagnostic Error Code Display Mode Main Control Service LEDDoor Status Check Displaying Diagnostic Error CodesDiagnostic Error Codes Service Mode Flashing Lights /HYHO Glvkzdvkhu Ohiw WR Uljkw DQG Iurqw WR EDFN Poor WashabilityWater on Floor ‡ RRU NoiseDishwasher Does Not Start \FOHService LED DOO Rwkhu Exwwrqv Uhvsrqg DV Qrupdo Component Locator Views Front ViewSide View Bottom View Sump Components, Top Sump Components, Bottom Junction Box Tub and StructureToe Kick GDT550 Sound insulationGrhq Qxwv WR DFW DV MDP Qxwv Deryh DQG Ehorz WKH Edvh UDLO All Ground Wires Must be Securely AttachedLeveling Legs ±  ± 5HPRYH WKH Udfn DVVHPEO\ Iurp WKH GLVKZDVKHU Upper Rack$ 7 7RU LV Uhtxluhg WR Uhpryh 5DFN DQG 7XE 5ROOHUV ±  ±±  ± Lower RackReversible and Fold Down Tines 7KH Iluvw  * Lvkzdvkhuv Surgxfhg -XO\ ±  ± 5HPRYH Srzhu WR WKH GLVKZDVKHU  5HPRYH WRH NLFN DoorTo remove Door ±  ±±  ±  5HOHDVH WKH  Zluh Wlhv Kroglqj WKH Kduqhvv WR WKH WXE 5HPRYH  ó´ KH Khdg Vfuhzv DW Erwwrp RI GRRU ±  ± Inner Door Vent CoverUse care to prevent damage to the inner door  5HPRYH  ó´ KH Khdg VFUHZV Door GasketTo separate door Potential Ergonomic Risk GE Factory  5HPRYH GRRUTo Diagnose GDF510 Detergent Module Detergent ModuleTo remove the Detergent Module Front Control Door Console 5HPRYH DQG Vhsdudwh GRRU Top Control Door Control PanelPocket Handle  &RQWURO DQG Fryhu Zloo Gurs Grzq Iurp Frqwuro SDQHO7R UHPRYH  5HPRYH DQG Vhsdudwh GRRU Bar HandleLatch strike VFUHZV Front Control UI BoardSS Door Attach Strips  6OLGH WKH Vwuls Lqzdug WR Uhpryh  Frqwuro Top Control UI Control ReplacementMain Control Board ±  ±±  ± To Access Main Control Board7KH Pdlq Frqwuro KDV D Vhuylfh / Zklfk Dlgv GLDJQRVWLFV To remove the sump module Sump ModuleTo Diagnose Main Control Board ±  ± All Safety Shields must be reinstalled ±  ±Wire Routing Latch AssemblyLatch Switch Diagnosis Latch Switch Strip CircuitFill Strip Circuits Fill SystemFill Operation Proper Water Level±  ± Fill Diagnostics ThermistorStrip Circuit Iorru Sodwh DQG Iorrg VZLWFK Fill Flood/Float Switch Removal5HPRYH DQ\ Zdwhu LQ WKH Vxps DUHD ±  ± 5HPRYH  ó KH Khdg Vfuhzv Iurp Eudfnhw WR OHJ DVVHPEO\ Fill Funnel and HoseFill Water Valve  5HPRYH 3RZHU WR LVKZDVKHU  5HPRYH 7RH .LFNCirculation Operation Circulation SpecificationsCirculation System ±  ± To Remove circulation pump motor assembly 5HPRYH WKH GRRU  /RRVHQ WKH Lqohw DQG Rxwohw Zdvk Prwru FODPSV  5HPRYH WKH Vxps PRGXOHWKH Vxps PRGXOH ±  ±Filters Turbidity Sensor DiagnosticsCirculation Turbidity Sensor Turbidity Sensor CalibrationUpper Spray Arm ±  ±Middle Conduit Middle Spray Arm Lower Spray ArmCirculation Diverter ±  ±±  ± \FOH UHSHDWV Circulation Conduit AssemblyTo Remove the Diverter To remove the conduit±  ±  5HPRYH WKH Xsshu VSUD\ DUP 7KH Pdlq Frqgxlw FDQ QRZ EH Uhpryhg Iurp WKH GLVKZDVKHU Drain Cycle Algorithm Drain SystemDrain Operation ±  ±Ulps W\SH Fodpsv Zloo EH Uhsodfhg E\  &ODPS .LW Drain Strip Circuits Drain Pump‡  Vhfrqgv RII ‡  Vhfrqgv RQ To remove or replace the Drain PumpDrain Diagnostics Dry Cycle Operation Dry Cycle SpecificationsDry System To Remove the VentHeater can be removed 2 ways Dry Cycle DiagnosticsHeating Element  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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