Question

question 33 which of the following components would be found on a heat pump but not on a central air conditioning system compressor expansion device reversing valve indoor coil outdoor coil

Explanation:

A heat - pump can heat and cool. A reversing valve changes the refrigerant flow direction for this dual function. Central air - conditioning systems only cool and don't need a reversing valve. Compressor, expansion device, indoor and outdoor coils are common to both.

Answer:

reversing valve