Heat pump HVAC Exam Questions and Answers

Heat pump HVAC Exam Questions and Answers This component of a heat pump system holds some of the charge of the system out of circulation during the heating cycle. - Answer️️ -Charge Compensator What is the temperature in degrees fahrenheit of R-22 at a prerssure of 317 psig? - Answer️️ -135 When a vapor refrigerant is at its saturation point, adding more heat will cause the refrigerant to condense. - Answer️️ -False The Charge Compensator stores refrigerant in the heating mode. It will be empty in the cooling mode. - Answer️️ -True 24 in x 20 in Return Grille Air Velocity = 400 FPM What is the CFM through the grille? When using decimals, round to the nearest hundreth. - Answer️️ -1133.33 his component of a heat pump system protects the compressor from liquid migration during the off-cycle. - Answer️️ -Crankcase heater In the heating mode, the refrigerant is metered through the expansion device at the ____________ coil. - Answer️️ -outdoor If you slow down the airflow across an evaporator coil, you can remove more moisture from the air. - Answer️️ -True The metering device that can control the evaporator superheat is called the: - Answer️️ -Thermostatic Expansion Valve In the Heating Mode, the outdoor coil operates as a(n) __________. - Answer️️ - Evaporator ypically, the minimum air flow for heat pump applications is __________________. - Answer️️ -400 cfm/ton The four-way valve (reversing valve) will send the hot discharge gas to the indoor coil in the _________. - Answer️️ -Heating Mode The temperature at which condensation forms is called the _________________ temperature. - Answer️️ -dew point In the cooling mode, the four-way valve (reversing valve) will send the hot discharge gas to which coil? - Answer️️ -Outdoor Coil Duct Size = 18 in x 20 in Air Velocity = 560 FPM What is the CFM through the duct? When using decimals, round to the nearest hundreth. Just type the number, no commas! - Answer️️ -1400 In the cooling mode, the refrigerant is metered through the exp