SC Heating Practice Questions - South Carolina Heating Contractor Examination Exam

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Before adding another gas appliance to an existing piping system, IFGC 401.4 requires the installer to do which of the following?

Assume the existing pipe is adequate if it is at least 1/2 inch Check whether the existing piping has adequate capacity for all appliances served, and enlarge the existing system or run separate piping of adequate capacity if it does not Replace every existing regulator regardless of capacity Increase the meter pressure to 5 psi without a review

Correct Answer:

Check whether the existing piping has adequate capacity for all appliances served, and enlarge the existing system or run separate piping of adequate capacity if it does not

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