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Model reference

Miele M8260-1 Microwave

24" microwave — model notes, common issues and related Miele oven service.

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Reviewed by Miele Repair Editorial Team · Last reviewed October 21, 2026

At a glance

Overview

Miele Repair Editorial Team Written by Miele Repair Editorial Team Editorial Team Published October 21, 2026 Updated November 2, 2026 Technically reviewed October 21, 2026
Model number M8260-1
Appliance category Microwave

The M8260-1 is a discontinued 24-inch Miele microwave, and its age makes the safety side of any visit more important. Sparking inside the cavity, a keypad that stops responding or a turntable that will not turn all deserve prompt attention, and the microwave should not be run while sparking is happening. Heat that never arrives while the turntable spins is another common complaint. Older microwaves are still worth repairing when the cavity and the core heating parts are sound. Across the metro areas we cover, a clear description of the problem helps us plan safely. When you book, describe the symptom, enter the model number M8260-1 as printed on the rating label, and say whether any sparking has happened.

M8260-1 is a Miele 24" microwave. It is no longer sold new, but units in homes are still serviced. The model number is printed on the rating label, usually on the frame around the door opening, visible with the door open; match it letter for letter before booking, because a single letter can change parts.

Known problems

Common issues for this model

Keypad not responding

No heat while the turntable runs

Sparking inside the cavity

Turntable or light not working

Helpful notes

Troubleshooting resources

Note whether the light and turntable still work when it fails to heat.

Model-information disclaimer.

Confirm your exact model number and specifications with your appliance documentation before booking a repair. Model pages are for identification and compatibility reference.

FAQ

Frequently asked questions

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At a glance

ModelM8260-1
Appliancediscontinued 24-inch microwave
Common symptomssparking in the cavity, unresponsive keypad, turntable not turning, no heat
What you can checkNote whether any sparking has happened and read the model number from the rating label on the frame around the door opening. Do not run it while sparking.
When to call a technicianStop using it and call a technician if sparking occurs. Sparking, a dead keypad, a stuck turntable or no heat all deserve prompt attention.

Specifications

DimensionsThis is a nominal 24-inch built-in microwave.
PowerMicrowave cooking output is 900 W.
InstallationAfter transport, the manual requires the unpacked microwave to stand for approximately two hours before electrical connection.
FeaturesEleven automatic programs are provided. The door is hinged on the left. An automatic keep-warm function is provided.
ControlsElectronic dial controls select time and power output. A program memory supports sequences of up to three stages.

What sets the M8260-1 apart

Electronic dial controls set time and power, which suits a cook who prefers turning a knob to pressing keys. A three-stage program memory chains heating steps, so a defrost can flow straight into a reheat. The door is hinged on the left, which matters when the cabinet opening sits in a particular corner. Eleven automatic programs and a keep-warm function handle routine jobs without extra setup.

Service notes for the M8260-1

A technician looks at the waveguide cover and the cavity for food residue when sparks appear, because a cracked or dirty cover lets energy arc. A turntable that stops while the magnetron still heats points to the turntable drive and its coupling. A keypad that does not respond is tested against the membrane and the control board. The owner can safely note whether sparks came from metal, whether a wire rack was used, and whether the unit was recently moved, since the manual asks for about two hours of standing after transport. Unplug the microwave before wiping the cavity floor.

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(844) 459-5005
Phone (844) 459-5005
Email info@mieleservicecenter.support
Hours Mon–Sat: 8:00 AM – 7:00 PM
Service area Serving Miami, New York, Houston, Los Angeles and San Diego metro areas.
Response time Same-day and next-day appointments in most areas.