H32
Panasonic Door Open Alarm Circuit Fault

H32 error, alarm sounds frequently even when door is closed

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Possible Causes

Intermittent door switch, weak door magnet, warped door gasket causing poor closure, miscalibrated control PCB door input

How to Fix / Troubleshooting

Safety: Unplug the freezer before adjusting hinges or removing trims.

Steps:

  • 1. Check door seal: Close the door on a sheet of paper at several points. If the paper pulls out easily, the gasket is not sealing and the door may not fully close.
  • 2. Inspect gasket: Look for tears, hardened sections, or deformation. Warm the gasket gently with a hair dryer and reshape it to improve sealing.
  • 3. Hinge adjustment: Tighten loose hinge screws and adjust the door so it closes squarely against the cabinet.
  • 4. Door switch test: As in H31, verify the door switch operates reliably with a magnet and that the interior light turns off when the door is closed.
  • 5. Replace components if needed: Install a new Panasonic door gasket, magnet, or switch if any are defective.
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Repair Difficulty

Easy 2/5

Required Part

Door Gasket
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