NV C-37 Solar Practice Questions - Nevada C-37 Solar Contractor Examination Exam

Before opening a C-37 collector loop or servicing the circulator, what energy-control step is required?

Leave the pump in automatic so it can cool the loop Lock out and tag the pump electrical supply, allow the loop to cool, and relieve pressure Bypass the T&P valve so the system cannot discharge Short the differential-control sensors together

Correct Answer:

Lock out and tag the pump electrical supply, allow the loop to cool, and relieve pressure

Access more questions from this quiz

Continue to NV C-37 Solar Practice Questions - Nevada C-37 Solar Contractor Examination Exam for more practice questions and the full quiz experience.

Access More Questions