Model reference

Magic Chef 31HN-10K-NJ

Range

2 documents36 error codes8 service modes

Available documentation

Tech Tip

Instruction Sheet - 39795428 pg
Covers this model
Instruction Sheet - 3977700 - Rev A8 pg
Covers this model

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Error codes (36)

CodeMeaning

:Flashing colon indicates a power failure has occurred.20Filling too quickly during cycle 21Losing water during cycle (siphoning)22Losing water during cycle (siphoning)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).F1Water level circuit failure on control board (machine non functional).F1-E0Internal oven control module error.F1-E1Oven user interface (UI) failure.F1-E5Microwave inverter error.F1-E6Microwave inverter PWM error.F12Motor sensor circuit failure on control board (machine functional)F13Blocked coin 2 or coin drop control circuit failure (machine non-functional).F2Touch panel failure.F2-E0Keypad disconnected.F2-E1Key stuck / short-circuited.F2E1Touch panel failure.F3-E0Oven temperature sensor open or shorted (oven cavity).F3HHumidity sensor failure.F4Lid switch circuit failure on control board (machine non functional).F4-E8Inverter and magnetron overheating.F4-E9Microwave cavity temperature sensor error.F4E4Humidity sensor error.F5Blocked coin 1 or coin drop control circuit failure (machine non functional).F5-E0Mismatch between door switch and latch switch status.F5-E1Latch inoperative.F6MW relay failure (Relay 4903 contact may have welded closed).F6-E1Status mismatch between user interface and appliance manager.F6-E4Loss of communication with microwave oven manager.

View all 36 error codes

F7Slow fill detected; fill time greater than 5 minutes (machine functional).F8Slow drain detected; drain time greater than 2 minutes (machine functional).F8E5Exhaust air temperature detection failure.F9Low voltage detected; less than 90 volts AC (machine functional).NTC OPEN, CALL FOR SERVICEHood thermistor (HF NTC) is open circuit.NTC SHORT, CALL FOR SERVICEHood thermistor (HF NTC) is shorted.

Service modes (8)

Diagnostic / Test Mode["Plug in microwave oven or reconnect power.","Press CANCEL button to reach Standby mode (colon ':'…
Diagnostic Mode["Press LOWER OVEN > LOWER LIGHT > OVEN CANCEL in sequence.","Repeat the same 3-button sequence two…
On-Line Check Mode (Service Diagnostics Cycle)1
Operator/Programming ModeEnter operator mode using the service switch.
Self-diagnostic test mode["1
Service Mode (Keypad/LED Test)Close the door, then within 60 seconds press RINSE ONLY and START/RESUME
Touch Panel and Electronic Control Self-Diagnostic Test Mode["1
Washer Diagnostic Mode1

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