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Model reference

Maytag MMW9730FZ22

Oven

3 documents25 error codes9 service modes

Available documentation

Service Manual

  • Tech Manual92 pg
    Covers this model

Tech Sheet

  • Tech Sheet W11340823 RevA2 pg
    Covers this model

Quick Reference

  • Quick Start Guide3 pg
    Covers this model
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Error codes (25)

CodeMeaning
:Flashing colon indicates a power failure has occurred.F1E0EEPROM Communication ErrorF1E1Upper RTD UncalibratedF1E2Lower RTD UncalibratedF1E4MW relay failure (Relay 4903 on ACU contact welded closed).F1E5Sensor Usage Out of RangeF1E7PCB Thermistor Open or ShortedF1E9WIDE Queue FullF2E0Keypad DisconnectedF2E1Touch panel failure.F2E2Cancel or Off Keypad ErrorF3E0Main Sensor Open or Shorted (Upper)F3E1Main Sensor Open or Shorted (Lower)F4E1Low Fan Speed UnderspeedF4E4Microwave Oven Humidity Sensor Open or ShortedF5E0Door and Latch Switches Do Not AgreeF5E1Latch Not OperatingF6E0Lost Communication with MicrowaveF6E1Over Temperature CookF6E2Over Temperature CleanF8E0Low Fan Speed OverspeedF8E1Microwave Oven Magnetron Thermistor Open or ShortedF8E2High Fan Speed UnderspeedF8E3High Fan Speed OverspeedF9E0Miswired

Service modes (9)

  • Diagnostic ModePress CANCEL > CANCEL > START or OFF > OFF > ON within 5 seconds.
  • Diagnostic SubmenusOnce in Diagnostic mode, press TEMP/TIME '+' or '-' or 'More' or 'Less' keypads or the number 3 or…
  • Diagnostics ModePress CANCEL>CANCEL>START or OFF>OFF>ON within 5 seconds.
  • Faults ScreenFrom within Diagnostics Mode, press Temp/Time +/- or More/Less or number 3/6 keypad until 'Faults'…
  • Self-Diagnostic Test Mode (Touch Panel and ACU Test)["Plug in microwave oven or reconnect power, then press CANCEL button to standby (colon ':'…
  • Semi-Automatic Test ModeFrom within Diagnostics Mode, press Temp/Time +/- or More/Less or number 3/6 keypad until 'Semi…
  • Temperature CalibrationPress Settings or Options keypad until 'Temp Calib' is displayed
  • Test Mode (relay activation)From within Diagnostics Mode, press Temp/Time +/- or More/Less or number 3/6 keypad until 'Test…
  • Touch Panel and ACU Test (Self-Diagnostic / Test Mode)["Plug in microwave oven or reconnect power.","Press CANCEL button to standby (colon ':'…

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