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Test furnace unit for proper operation |
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Prior to removing the furnace for cleaning, verify proper voltage and LP gas pressure to the furnace |
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Turn off LP gas supply at the tank |
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Remove the furnace for the RV and plug the LP gas line |
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Disassemble and inspect the following: |
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Electrode assembly - Clean and adjust |
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Main burner and main burner orifice - Clean |
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Inspect blower wheel |
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Printed circuit board - Test module board |
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Check all electrical connections |
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Clean and inspect combustion chamber |
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Clean and inspect vent tubes and outer casing |
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Inspect fan motor |
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Reassemble furnace |
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Test unit for proper operation |
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Reinstall furnace in RV |
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Test for LP leaks |
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Perform coach test of thermostat |