SC Heating Practice Questions - South Carolina Heating Contractor Examination Exam

A fuel-fired heating appliance shall not be converted to a different fuel except under which condition?

Any technician may drill the orifices 10 percent larger in the field The conversion is approved and performed in accordance with the manufacturer's instructions, and the input is not increased or decreased beyond the limit rating for the installation altitude The serving gas supplier verbally authorizes any available propane kit Conversion is allowed only on unlisted appliances

Correct Answer:

The conversion is approved and performed in accordance with the manufacturer's instructions, and the input is not increased or decreased beyond the limit rating for the installation altitude

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