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Friedrich SH20L30-B Fuse
In a wall unit, the fuse works as electricity protector in case of a short or any overloading of the electrical current. Be smart and try to figure out the main reason a fuse get disrupted to check if you missed anything that may be causing it.
How do you know when your main fuse has been blown?
- It is unable to power up even when 120V is delivered to the system
- The fuse appears charred and blown when initially viewed
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