Automotive Technology
Automotive Technology
7th Edition
ISBN: 9781337794213
Author: ERJAVEC, Jack.
Publisher: Cengage,
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Chapter 55, Problem 7MC

The high-side pressure on a system with a cycling clutch and pressure cycling switch is 145 psi, the low-side pressure is 28 psi, and the ambient temperature is 78 ° F . What do these gauge readings indicate?

a. The system is undercharged.

b. The system is overcharged.

c. The system is normal.

d. The evaporator pressure regulator is bad.

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