Code question

[codequestion]

Does anyone know nec 2014 code which article and section in which it says to clean nuts and bolts for electrical connection in existing equipment before installing new feeder or circuit breaker or any connections or any conductor(s)?

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[jumper]

Does anyone know nec 2014 code which article and section in which it says to clean nuts and bolts for electrical connection in existing equipment before installing new feeder or circuit breaker or any connections or any conductor(s)?

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See if 110.12(B) answers your question.