What is the primary purpose of the low-pressure control in a heat pump?
a. Cycles compressor off on low loads
b. Prevents refrigerant floodback
c. Protects against loss of charge
d. Prevents outdoor coil icing
c
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The first estrus the mare will come into after giving birth is called ____________________.
Fill in the blank(s) with the appropriate word(s).
Compute the following to three decimal places.
A CNG refueling station pump is designated as a P24 filling station. This means ________
A) The CNG is 24% natural gas and 76% propane B) It will take 24 hours to refuel, using the slow-fill method C) The pump can refuel at a pressure of up to 2400 PSI D) The pump can only deliver 24 gallons at a time
Tube cutters are used to ____.
A. cut insulation for tubing B. cut iron pipe used for natural gas or liquified petroleum gas C. cut copper tubing D. cut sheet metal duct