Monogram Microwave – Error Codes & Guides

F7

Microwave Error Code F7 – Door Switch Fault

What Does Monogram Microwave Error Code F7 Mean? Error code F7 on a Monogram microwave indicates a door switch fault. Microwaves use multiple interlock switches to confirm the door is fully closed before allowing magnetron operation. If one or more…

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F8

Microwave Error Code F8 – Relay Drive Circuit Failure

What Does Monogram Microwave Error Code F8 Mean? Error code F8 on a Monogram microwave indicates a relay drive circuit failure on the main control board. The relay that controls power to the magnetron or other high-voltage components has developed…

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F9

Microwave Error Code F9 – Magnetron Overheating

What Does Monogram Microwave Error Code F9 Mean? Error code F9 on a Monogram microwave indicates magnetron overheating. The thermal cutout or thermoprotector on the magnetron tube has tripped due to the magnetron operating above its safe temperature threshold. The…

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LOC

Microwave LOC – Control Lock Active

What Does Monogram Microwave LOC Mean? LOC displayed on a Monogram microwave indicates the control lock (child safety lock) is active. All keypad buttons are disabled to prevent accidental operation. This is not an error — it is a safety…

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E1

Microwave Error Code E1 – Power Level Sensor Fault

What Does Monogram Microwave Error Code E1 Mean? Error code E1 on a Monogram microwave indicates a power level sensor or inverter feedback fault. On inverter-based Monogram microwaves, the inverter board continuously monitors magnetron output. E1 appears when the feedback…

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F11

Microwave Error Code F11 – Control-to-Display Communication Error

What Does Monogram Microwave Error Code F11 Mean? Error code F11 on a Monogram microwave indicates a communication error between the main control board and the secondary display/keypad board. These two boards continuously exchange data to coordinate user input with…

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