Tristar Door Latch Mechanism Binding

Microwave door is difficult to open or sticks; handle feels like it might break.

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Possible Causes

Warped door latch, Misaligned latch hooks, Dirty latch openings, Weak or damaged door springs

How to Fix / Troubleshooting

Safety: Unplug the microwave before working on the door.

Steps to ease door operation:

  • 1. Clean latch area: Wipe the latch openings on the cabinet and the hooks on the door to remove grease and debris.
  • 2. Inspect hooks: Check for slight warping or burrs on the plastic hooks. Replace the latch assembly if deformed.
  • 3. Check alignment: Ensure the door is not sagging. Tighten hinge screws if accessible.
  • 4. Avoid force: Do not yank the handle; this can break it. If the door remains very stiff after cleaning and inspection, replace the latch mechanism.
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Repair Difficulty

Easy 2/5

Required Part

Door Latch Assembly
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