MUSTART
Overheated Supply Plug / Poor Outlet Contact
Charger’s plug at the wall outlet (NEMA 14‑50, 6‑50, etc.) becomes hot or shows signs of melting after repeated use.
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Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
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Possible Causes
Worn or low‑quality receptacle contacts, loose wiring at outlet, continuous operation near maximum current, corroded plug blades on MUSTART cord
How to Fix / Troubleshooting
Safety warning: This is a serious fire hazard. Do not continue using a hot or melted outlet.
- Stop using outlet: Unplug the MUSTART charger and do not use that receptacle until it is inspected.
- Visual inspection: Look for browning, melting, or cracking around the outlet and plug blades.
- Electrician service: Have a licensed electrician replace the receptacle with a high‑quality, properly rated unit and verify tight connections and correct wire gauge.
- Inspect plug: If the charger’s plug blades are discolored or pitted, the input power cord/plug assembly may also need replacement.
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Repair Difficulty
Medium
3/5
Required Part
Input Power Cord/Plug or Wall Receptacle (External)
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