breaker box humming


Old 02-06-06, 06:20 PM
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breaker box humming

I am working on a 100 amp sq.D breaker box,it seems that the main breaker is getting very hot,and there is a sizzleing sound,I think its the main 100 amp breaker,any Ideas, builderb
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Old 02-06-06, 06:23 PM
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That doesn't sound good. There may be a loose connection. The bus bar may be damaged. There may be a breaker that is not listed for the panel.
Old 02-06-06, 06:52 PM
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breaker box humming

All of the breakers are sq.D breakers,Im just wondering if the breaker panel
is getting old and needs to be replaced? builderb
Old 02-06-06, 06:54 PM
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I'm with John, especially if the main is getting hot.
Have this checked out IMMEDIATELY!

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