




The faulty door switch fails to send the 'door closed' signal to the control board, preventing the motor and heating circuit from energizing. Replacing DC64-00828B restores the start interlock.
A shorted or stuck switch continuously signals 'door closed' even when the door is open, causing the drum to keep tumbling. A new switch restores proper open-door cutoff.
Samsung dryers display these door-related fault codes when the control board cannot confirm a secure door latch via the switch signal. Installing a new DC64-00828B clears the error.
The interior drum light or door-open indicator stays permanently on or off regardless of door position when the switch contacts have failed, indicating the switch needs replacement.
💡 Pro Tip: How to Tell Your Door Switch Has Failed
Your part is likely the culprit if you notice any of the following:
⚠️ Dryer will not start at all even though the door appears fully closed
⚠️ Dryer keeps running continuously after you open the door
⚠️ Control panel displays error codes dC, dF, dE, or d0
⚠️ Door indicator light stays on or off regardless of door position
To confirm failure: with the dryer unplugged, remove the switch and use a multimeter set to continuity mode. With the plunger released (door open), test between the common terminal (silver, pin 1) and the normally-closed terminal (outer brass, pin 3) — you should read continuity. Press the plunger (simulating door closed) — continuity should transfer to the normally-open terminal. No change in either state = switch is defective and must be replaced.
📦 What's in the Box
✅ 1× DC64-00828B Dryer Door Switch — White, AC125V/250V 7.5/5A, 4.4×4.4×1.2 cm
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Disclaimer: Compatibility information, part numbers, and model fitment data on this page are sourced from manufacturer databases and third-party references. While we strive for accuracy, please verify your appliance model number before ordering. Heima is not responsible for errors or omissions in compatibility listings.
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