When pumping down a residential central air conditioning system, which valve should be front seated?

A. liquid line
B. discharge line
C. suction line
D. all of the above


Answer: A

Trades & Technology

You might also like to view...

?Which method offers the ability to transfer printed designs to irregular surfaces?  

A. ?letterflex B. ?plating C. ?letterpress D. ?engraving

Trades & Technology

Cuando se calculan los requisitos de servicio de un edificio en particular, el primer paso lógico en cualquier cálculo es:

a. aplicar todos los factores de demanda. b. calcular la carga total del motor. c. determinar todas las cargas continuas. d. calcular la superficie del piso del edificio.

Trades & Technology

A(n) __________ is the time, from the application of pesticide until harvest, required to render the product safe to eat

Fill in the blank(s) with correct word

Trades & Technology

Which of these brake fluids has the highest boiling point?

A) DOT 5.1 B) DOT 3 C) DOT 4 D) None of these

Trades & Technology