Which of the following is a type of low-ambient temperature head pressure control?
A. CPR.
B. EPR.
C. Fan cycling.
D. Off-cycle defrost.
Answer: C
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With a rise in outdoor temperature, the head pressure will rise.
Answer the following statement true (T) or false (F)
The FMVSS 135 test is designed to reveal weaknesses in brake systems
Indicate whether the statement is true or false
Contractors and technicians performing TAB services typically require certification by an independent TAB standards and certification organization such as:
A) UL or CSA. B) NEBB or AABC. C) The EPA or DOE. D) AHRI or GAMA.
Whenever we use hot water, most of the heat in it is lost as it goes down the drain. Drain-water heat recovery systems can be used to recapture a significant portion of that heat through the use of a ____.
A. GHX B. DRX C. HXS D. GXD