NV C-1F Heating And Air Practice Questions - Nevada C-1F Heating, Cooling And Circulating Air Contractor Examination Exam

After a fuel-gas piping system is pressurized, the accepted field method to locate a leak is which of the following?

Pass an open flame along each joint until the flame lengthens Strike each fitting with a hammer and listen for a change in pitch Open every appliance valve and smell for odorant at the burner Apply a noncorrosive leak-detection solution and watch for bubbles

Correct Answer:

Apply a noncorrosive leak-detection solution and watch for bubbles

Access more questions from this quiz

Continue to NV C-1F Heating and Air Practice Questions - Nevada C-1F Heating, Cooling and Circulating Air Contractor Examination Exam for more practice questions and the full quiz experience.

Access More Questions