When the heat load on the evaporator increases, the automatic expansion valve:

A) Closes to keep the pressure from increasing.
B) Does nothing because AEVs are not modulating devices.
C) Sends a signal to the electronic control board indicating the change.
D) Opens to feed more refrigerant.


A

Trades & Technology

You might also like to view...

What is the equivalent impedance, in rectangular form, of the series combination of 1<0°> and 1<90°>?

A. 1 + j B. 2 ?2j C. 1 ? j D. 0 E. 2 + 2j

Trades & Technology

Where was the X Window system originally developed?

What will be an ideal response?

Trades & Technology

Which of the following CANNOT be measured using a feeler gauge?

A) Piston ring gap B) Connecting rod side clearance C) Piston ring side clearance D) Valve guide clearance

Trades & Technology

Stem girdling in trees is a problem because:

A. the xylem is crushed so transpiration stops. B. the stem is wrapped too tightly and cannot respire. C. carbohydrates cannot get to the roots. D. it weakens the stem causing it to break.

Trades & Technology