Model reference
Maytag SZH20
Microwave
1 document13 error codes4 service modes
Available documentation
Service Manual
- Service Manual - MENUMASTER Commercial Microwave Oven53 pg
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Error codes (13)
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…Err70RTD 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 trippedService modes (4)
- Convection Temperature Calibration["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…
- Service Test["Turn OFF oven by pressing PREHEAT ON/OFF (oven must be in STANDBY mode).","Press HIDDEN PAD…
- User Options Mode["STANDBY must display
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