Model reference

Whirlpool WDT790SLYM1

Name: Whirlpool WDT790SLYM1
Brand: Whirlpool

Dishwasher

15 documents31 error codes10 service modes

Available documentation

Tech Sheet

Tech Sheet - W10350141 - Rev B (FR)2 pg
Covers this model
Tech Sheet - W10350140 - Rev B2 pg
Covers this model
Whirlpool Dishwasher WDT910SAYM0 Tech Sheet2 pg
Covers this model

Service Manual

Global Wash System 2011 Undercounter Dishwashers Technical Education98 pg
Covers this model
Kenmore Elite 2013 Stainless Steel Tall Tub Dishwashers82 pg
Covers this model

Service Flash

Technical Service Pointer - W10475713 - Rev A (Vent Removed)3 pg
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Tech Tip

Instruction Sheet4 pg
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Instruction Sheet2 pg
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Installation Instructions6 pg
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Installation Guide

Instruction Sheet2 pg
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Installation Instructions48 pg
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Instruction Sheet for Heater Element kit2 pg
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Other

technicalreferencemanual 2211031382 pg
Covers this model
Whirlpool Dishwasher WDT910SAYE0 WDT910SAYH0 WDT910SAYM0 Users Manual W1035035940 pg
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W10460578B9 pg
Covers this model

MyPros+ Max

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Control detected K2 pilot relay stuck

From Tech Sheet W15596341, p.33:

1.Access service mode to confirm the active fault code and read stored error history.

2.Measure control board supply voltage at test points. Expected: 12 VDC and 5 VDC.

3.Inspect all connectors on the main control for corrosion or backed-out pins.

Part WPW10804018

Electronic control board

Error codes (31)

CodeMeaning

1-1Control detected K2 pilot relay stuck closed.1-2Stuck key or short circuit(s) in keypad or in control's input lines that read…10-1Dispenser electrical problem 10-2Vent wax motor electrical problem 10-3Drying fan error 2-1Damaged or corrupted memory on control board or incompatible software…2-2Software or hardware incompatibility problem with control (User Interface).3-1Open or faulty temperature sensor, faulty temperature sensor input on control…3-2Shorted connection or component in Temperature Sensing Circuit, shorted or…3-3OWI sensor failure or failed calibration.4-3Control detected error with wash motor; motor not running.4-4Wash motor failure; loose connection in wash motor circuit and/or open wash…5-1Door switch stuck open 5-2Door switch stuck on 6-1Low/no water (mechanical problem)6-2Fill valve electrical problem 6-3Suds/air in pump 6-4Float switch open 6-6Thermistor/OWI sensor problem detected during fill.6-8Disconnected or damaged flowmeter or salt level sensor problem (water softener…7-1Heater circuit problem 7-2Faulty heater drive circuit on the control or heater circuit short.7-7Flowmeter problem 8-1Drain motor problem 8-2Faulty drain motor drive circuit on the control or drain motor…8-3Drain motor stuck on 8-4Drain motor electrical problem; loose connection in drain motor circuit and/or…9-1Diverter sensor or motor circuit problem 9-2Faulty diverter drive circuit on the control or mechanical binding of diverter…9-3Diverter disc in sump is missing.

View all 31 error codes

9-4Lower spray arm error; mechanical binding or blocking of spray arm; corroded or…

Service modes (10)

Clear Customer Error HistoryDuring Service Diagnostics Cycle interval 20, press Hi Temp key when Hi Temp LED is on during the…
Error Code Reading (during Service Diagnostics)After entering Service Diagnostics Cycle
Error Code Reading (within Service Diagnostics)After entering Service Diagnostics Cycle, interval 25 is display test (all LEDs on). Intervals…
Rapid Advance (during Service Diagnostics)Press the Start/Resume key to advance 1 interval at a time during the Service Diagnostics Cycle.
Rapid Advance ModePress HI TEMP
Rapid Advance Mode (during active cycle)After starting a cycle, press HI TEMP
Rapid Advance Mode (during normal cycle)Press HI TEMP
Sales Demo Mode ClearRun Service Diagnostics Cycle to clear demo mode.
Service Diagnostic CycleRefer to Tech Sheet provided with the dishwasher for specific entry sequence
Service Diagnostics Cycle1

Full entry steps, exit procedures, and test sequences are available in Max.

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