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Model reference

Amana ML-3/P74502-1M

Microwave

12 documents41 error codes15 service modes

Available documentation

Service Manual

  • Tech manual2 pg
    Covers this model

Tech Sheet

  • Tech Sheet 854025916 pg
    Covers this model
  • techsheet 8540259 reva16 pg
    Covers this model
  • Tech Sheet - 8540259 - Rev A16 pg
    Covers this model
  • Tech Sheet - W11124916 - Rev B4 pg
    Covers this model
  • Tech Sheet - W11124904 - Rev B (EN,FR)4 pg
    Covers this model
  • Tech Sheet W11463268 REVA4 pg
    Covers this model
  • Tech Sheet20 pg
    Covers this model
  • Tech Sheet - W112248122 pg
    Covers this model
  • Tech Sheet2 pg
    Covers this model
  • Tech Sheet W11398326 RevA2 pg
    Covers this model
  • wiring-sheet-W10875373.pdf31 pg
    Covers this model
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Error codes (41)

CodeMeaning
:Power failure indication (flashing colon on display).E3The heater cannot warm the water to the desired temperature within 90 minutes…E6NTC open circuit failure (only alarmed during on-line test).E7NTC short circuit failure (only alarmed during on-line test).Enter clockPower failure has occurred; display flashes 'Enter clock' until CANCEL is…F/01EEPROM errorF/02Pump drive errorF/03Main relays errorF/05Main relays errorF/06Motor Control Unit (MCU) internal failure with repeating under/over voltage or…F/07No water detected entering machine or pressure switch trip not detected after 6…F/09Overflow conditionF/10Motor Control Unit (MCU) heat sink over-temperature failureF/11Pump drive errorF/13Dispenser system errorF/14No water detected entering machine or pressure switch trip not detected after 6…F/15Motor Control Unit (MCU) errorF/20No water detected entering machine or pressure switch trip not detected; the…F/21Long drainF/22Door lock errorF/23Heater failureF/24Water temperature sensor errorF/25Drive motor tachometer errorF/26Door switch errorF/27Overflow conditionF/28Serial communication errorF/29Door unlock errorF/30Dispenser system errorF/31MCU failureF/32Pump drive system error
View all 41 error codes
F/33Pump drive system errorF/34Load inside drum during cleaning washer cycleF/35Drive motor tachometer errorF1E4Microwave ACU PCBA failure.F2E1Stuck key failure on the touch panel.F4E4Humidity sensor error.F8E5Exhaust air temperature detection failure.NTC OPEN, CALL FOR SERVICEHood NTC thermistor has an open circuit condition.NTC SHORT, CALL FOR SERVICEHood NTC thermistor has a short circuit condition.rLLoad inside drum during cleaning washer cycleSdSuds lock

Service modes (15)

  • diagnostic1. Plug in microwave oven or reconnect power, in idle mode, close the door, turn off hood light and…
  • Diagnostic / Self-Diagnostic Test Mode1. Plug in microwave oven or reconnect power. In idle mode, close the door, turn off hood light and…
  • Diagnostic / Test Mode["Plug in microwave oven or reconnect power.","Press CANCEL to enter Standby mode (colon ':'…
  • Diagnostic/Test Mode1. Plug in microwave oven or reconnect power. In idle mode, close the door, turn off hood light and…
  • Manual Diagnostic Test["Washer must be empty and control must be in OFF state.","Close the door.","Select any one key…
  • On-Line Check Mode (Service Diagnostics Cycle)1
  • Quick Entry Diagnostic Test (bypasses error history)["Ensure washer drum is empty.","Close the door.","Press POWER.","Select the CLEAN WASHER…
  • Quick Entry Diagnostic Test (bypasses Service History)["Execute with an empty drum.","Close the door.","Push CONTROL/ON.","Select the DRAIN/SPIN…
  • Quick Entry Diagnostic Test (bypassing error history)1
  • Quick Entry Diagnostic Test (bypassing Service History Mode)["Execute with an empty drum.","Close the door.","Push POWER.","Select the RINSE/DRAIN & SPIN…
  • Quick Entry Diagnostic Test (bypassing Service History)1
  • Service History Mode & Diagnostic Test1. Washer must be empty and control in OFF state. 2. Close the door. 3. Select any one key (except…
  • Service History Mode & Diagnostic Test (Universal Entry)["Washer must be empty and control must be in OFF state.","Close the door.","Select any one key…
  • Service History Mode & Diagnostic Test (Universal)["Washer must be empty and control must be in OFF state.","Close the door.","Press and hold any key…
  • Service Mode (Keypad/LED Test)Close the door, then within 60 seconds press RINSE ONLY and START/RESUME

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

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