What two pressures control the operation of an automatic expansion valve?

What will be an ideal response?


They are the spring pressure and evaporator pressure.

Trades & Technology

You might also like to view...

Determine the central angle that cuts off an arc of 22.5 inches on a circle with a 21.0 inch radius.  Express the answer to 1 decimal places and use = 3.14.

Fill in the blank(s) with the appropriate word(s).

Trades & Technology

If combustion air openings pass through horizontal ducts with 4,000 BTU input, how large should the openings measure?

A) 4 sq in B) 2 sq in C) 3 sq in D) 1 sq in

Trades & Technology

If a firebox has a 38" wide opening, how many whole-length firebricks are needed to create the width of the firebox floor, a width allowing the firebrick for the sidewalls to be spaced 38" apart at the front and laid in the shiner position on top of the firebox floor?

What will be an ideal response?

Trades & Technology

In the accompanying figure, the item numbered 2 represents ____.

A. computer-output B. standard-output C. plotted-output D. digital-output

Trades & Technology