A pressure relief valve is set at 30 psig. The valve is constantly opening and flooding the floor. What should the technician do?
A. Increase the set point of the relief valve to 40 psig.
B. Find the cause of overfiring.
C. Put a bucket under the valve.
D. Both a and c are correct.
Answer: B
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A rear wheel drive vehicle tends to lock up the front wheels when being braked on slippery road surfaces. Technician A says that the metering valve may be defective. Technician B says the proportioning valve may be defective. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
9/16 - 3/8 = __________.
Fill in the blank(s) with the appropriate word(s).
A more accurate rating system for air-conditioning equipment that takes into consideration operation during the complete cycle is the ____ standard.
A. ARI B. ACCA C. SEER D. EER