Error code reference

Maytag Microwave Error Code Err7

Error with RTD circuit. Power level 0 = uncalibrated, 1 = shorted RTD circuit, 2 = open RTD circuit.

SourceMaytag Commercial Microwave - Tech Sheet: Component Testing (ACE/UCA Series)p. 10

Diagnostic procedure

The full Err7 procedure

Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.

MyPros+ · DiagnosticsStep 1 preview

First diagnostic step

Unplug oven for 1 minute, reconnect power, and retest. If fault persists, replace H.V. board or check RTD and wiring to H.V. board.

SourceMaytag Commercial Microwave - Tech Sheet: ACE530/UACE530 Seriesp. 10

Unlock with pass

More steps, wiring diagram references, and verified part numbers

Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.

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Where this code is documented

5 manuals in the MyPros+ library document this code for Maytag microwave.

Models covered by the manuals that document this code

More models are covered than are listed here.

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The full Err7 procedure

Where this code is documented

Models covered by the manuals that document this code

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