To increase the operating superheat on a thermostatic expansion valve:
A) The adjusting stem should be turned clockwise.
B) The adjusting stem should be turned counterclockwise.
C) The sensing bulb should be moved farther away from the evaporator.
D) The power head should be tightened one quarter turn on the valve.
A
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If an appliance has a demand load higher than 60 amperes, then what happens to the load?
What will be an ideal response?
Determine the number of degrees through which the minute hand moves from 7:10 to 8:05.
Fill in the blank(s) with the appropriate word(s).
Which type of fastener is used with a cotter pin?
A) Taper pin B) Clevis pin C) Roll pin D) None of these
A refrigeration cycle in which the entire process takes place above the critical point is called a:
A) Sub-critical system. B) Trans-critical system. C) Super-critical system. D) Non-critical system.