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Electric heat (Exam Review Questions and Answers )_Make sure electric power at the furnace is turned off - CORRECT ANSWER-What is the first thing a technician should do before working on a funace?
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Electric heat (Exam Review Questions and Answers )_Make sure electric power at the furnace is turned off - CORRECT ANSWER-What is the first thing a technician should do before working on a funace? Current leaks to ground - CORRECT ANSWER-A GFCI detects what? Nichrome - CORRECT ANSWER-The cond...
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