AZ ROC C-39 Air Conditioning And Refrigeration Practice Questions - Arizona ROC C-39 CR-39 R-39R Air Conditioning And Refrigeration Examination Exam

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When mounting a Thermostatic Expansion Valve (TEV) sensing bulb on a horizontal suction line with an outside diameter of 1-1/8 inches, what is the proper clock position for the bulb attachment?

At the 4 o'clock or 8 o'clock position Directly on top of the pipe at the 12 o'clock position Directly at the bottom of the pipe at the 6 o'clock position Outside the insulated sleeve exposed to ambient air

Correct Answer:

At the 4 o'clock or 8 o'clock position

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