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Model Number Locations
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Sample Model Number Tags
Model numbers can be made up of numbers (1005400, for example) or a combination of letters and numbers (LAT1000AAE). The model number will most likely appear on either a paper sticker or a metal plate. Your appliance's model number tag may look similar to the sample model number tags shown here (model number highlighted in yellow):
Model has been saved to My Models. If you're not signed in, your lists are available on this device and will expire within 30 days.
Model has been saved to My Models.
This is a multi-use and multi-appliance screw. It can be used on a microwave, refrigerator, range/oven, air conditioner, dehumidifier, washer, or dryer. The measurements of this screw are 8 x 1/2 inch...
In your microwave, the diode allows current to flow one-way only, converting alternating current to direct current. If you notice that your microwave does not heat properly, you may need to replace th...
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1 question answered by our experts.
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Roslyn Goodman
November 23, 2025
Microwave on but no heat.
For model number M170B
Hello Roslyn, thank you for contacting us. Based on our understanding of the issue, we would suggest checking the high-voltage diode, part number PS11747959, to solve the problem. A faulty high-voltage diode can most probably cause this issue. We hope this helps!
I looked up the #1 reason for no heat for my microwave on the site , and using my model number found that 92% of the time it was the Black Sleeve Diode. Ordered the $15 part, and installed it within 30 minutes. Most of the time was used for removing the built in microwave and removing the cover. Replaced the diode by finding it on the
... Read morediagram that I printed from this site (free). Very relieved that we don't need to have our custom cabinetry re-sized to accommodate a new microwave. Thank you!
Unscrewed the cover of the microwave replaced the blown fuse with the new fuse, plugged in the microwave and tested all functions and everything worked fine. Thx for quick delivery.
