Replace a worn or misaligned interlock with this microwave door interlock assembly. It aligns and supports the door switches so the control accurately senses a fully closed door, restoring safe, reliable operation.
- Interfaces with the door latch hooks to actuate the safety door switches
- Ensures the microwave only runs when the door is fully closed
- Useful when the original interlock is cracked, loose, or out of alignment
What's included: 1 door interlock assembly Install notes:
- Disconnect power before service; microwaves can retain dangerous high voltage even when unplugged
- Access is typically behind the control panel; over-the-range units may need to be taken down for service
- Mount securely and verify the door latch hooks smoothly actuate the switches
- After reassembly, test door closure and start/stop operation before regular use
Do-It-Yourself Stories from Customers like You
Open/close door error message Whirlpool WMH53520CS 5 microwave would not turn on John T. • Merrimac , MA • January 14, 2019
Replaced lower door interlock bracket, cam(which was redesigned), spring(I believe this was the problem) and switch. When the door opens the spring moves the cam which releases the switch"on" Button which turns on the interior light when you close the door, the latch which protrudes out from door pushes into the cam which rotates to turn off the light switch and enables operation of the microwave. Old design cam would push past the light switch and the weakened spring would not push it back...
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