?How aretheR-1234yf recovery/recycling/recharge equipment requirements different from R-134a?

What will be an ideal response?


?The refrigerant equipment for R-1234yf meets the same stringent charging and recover requirements as the R-134a J2788 systems but also includes the mandatory use of a refrigerant identifier prior to recovery of refrigerant.

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Which of the following terms describes an intermediate horizontal member of a window frame?

A) Mullion B) Stile C) Rail D) Jamb E) Muntin

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_____ were a mainstay for Native Americans

a. Musk ox b. Mule deer c. White-tailed deer d. Buffalo

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In an induced-draft gas furnace, the first component to energize on a call for heat is:

A) The indoor blower. B) The gas valve. C) The induced-draft blower. D) The hot surface igniter.

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A thermostatic expansion valve controls refrigerant flow to the evaporator based on ____.

A. rate of liquid vaporization B. evaporator suction line superheat C. external equalizer pressure D. all of the above

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