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LG LSN305HV Fuse
In a wall unit, the fuse performs as electrical protection in the rare circumstances of an electrical short or possible overloading of the electrical current. It is always best to find out why a fuse goes out to check if you missed anything that may be causing it.
Main clues the internal fuse has been blown
- The internal fuse appears charred and probably blown at first
- The wall unit will not turn on even though 120V is coming into the unit
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