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Model reference

Amana AMH20

Microwave

7 documents16 error codes10 service modes

Available documentation

Tech Sheet

  • Tech Sheet - 1602743615 pg
    Covers this model
  • Commercial Microwave—Technical Information16 pg
    Covers this model
  • Commercial Microwave—Technical Information16 pg
    Covers this model
  • Commercial Microwave—Technical Information14 pg
    Covers this model
  • Tech Sheet - 1602346414 pg
    Covers this model

Service Manual

  • Service Manual - MENUMASTER Commercial Microwave Oven53 pg
    Covers this model
  • Service Manual - 1602346353 pg
    Covers this model
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Diagnose your Amana AMH20.

  • Step-by-step diagnostics from the service manual
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Error codes (16)

CodeMeaning
Err1Checksum failure on the power board.Err2Hardware problem on the power board.Err3Hardware problem related to keyboard.Err4Wrong jumper setting on the power board.Err5Shorted keypad detected (also triggered if touch panel is pressed for more than…Err6Options scrambled on the power board.Err7Problem with RTD (Resistance Thermal Device); additional digit indicates…Err7 0Problem with RTDErr7 1Problem with RTDErr7 2Problem with RTDErr70RTD uncalibrated.Err71RTD shorted.Err72RTD open.Err8Over temperature condition detected.Err9Over temperature with current less than 2 amps.HOTOver temperature during cook time; magnetron TCO has tripped

Service modes (10)

  • Convection Temperature Calibration["Door must be closed and unit must be in STANDBY mode.","Press HIDDEN PAD.","Press pads 1, 3, 5…
  • Convection Temperature Calibration Mode["Door must be closed and unit must be in STANDBY mode.","Press HIDDEN PAD.","Press pads 1, 3, 5…
  • Microwave Power Test (Service Test - Microwave)["Oven must be in STANDBY mode.","Close the door.","Press Hidden Pad, 1, 3, 5, 7, 9.","Press 3 to…
  • Microwave Service Test (Power Output Test)["Oven must be in STANDBY mode.","Close the door.","Press Hidden Pad, 1, 3, 5, 7, 9.","Press 3 to…
  • Microwave Service Test (Power Test)["Oven must be in STANDBY mode.","Close the door.","Press Hidden Pad, 1, 3, 5, 7, 9.","Press 3 to…
  • Options Mode["STANDBY must display
  • Power Test Mode["Oven must be cold before performing this test.","Fill plastic container to the bottom of the 1000…
  • Service Test["Turn OFF oven by pressing PREHEAT ON/OFF (oven must be in STANDBY mode).","Press HIDDEN PAD…
  • Service Test Mode["Unit must be in STANDBY mode.","Close the oven door.","Press Hidden Pad.","Press 1, 3, 5, 7…
  • User Options Mode["STANDBY must display

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

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