Nate air to air heat pump - Study guides, Class notes & Summaries

The primary function of a reversing valve is to... Switch between heating and cooling A typical 4 way reversing valve has 3 ports on one side of the valve body, and a single port on the opposite side of the valve body. To what is this single port connected? The discharge line Of the three ports on one side of the reversing valve's body, to what is the center port connected? The accumulator If a heat pump system is low on charge, then the reversing valve... Is less likel...

NATE air to air heat pump 4 heat pumps

NATE Heat Pump Exam Questions With Correct Answers Updated 2024/2025 (VERIFIED A+) The water that results from a defrost cycle of an air to air heat pump(runoff) must? -Ans Drain off and away from the outdoor coil. Why must the runoff be drained off and away from the outdoor coil? -AnsExcessive ice can build up on the bottom of the coil and can reduce capacity. What is the component that reduces sound transmission and prevents water leaks of a package heat pump installed on a roof? -Ans Cur...

NATE Heat Pump Exam Questions and Answers Latest Updated 2024/2025 (GRADED A+) Charging a heat pump with refrigerant is best accomplished in the mode. A: Heating mode B: Cooling mode C: Defrost mode D: Emergency heating mode: B: Cooling mode 2. Heat pumps can provide both heating in the winter and cooling in the summer. In which mode is the heat pump more efficient? A: Heating mode B: Cooling mode C: Defrost mode NATE Heat Pump Exam Questions and Answers Latest Updated 2024/2025 (GRA...

NATE Heat Pump Exam Questions With Correct Answers Latest Updated 2024/2025 (GRADED A+) Which of the following components is exclusive to the heat pump? A: Condenser B: Oil separator C: Reversing valve D: Accumulator: C: Reversing valve 4. Which of the following airflow rates is the most reasonable for a heat pump system operating in the heating cycle? A: 200 cfm per ton B: 300 cfm per ton C: 400 cfm per ton 3 / 15 D: 450 cfm per ton: D: 450 cfm per ton 5. During the heat pump's coo...

NATE Heat Pump Exam Questions and Answers Latest Updated 2024/2025 (GRADED A+) Charging a heat pump with refrigerant is best accomplished in the mode. A: Heating mode B: Cooling mode C: Defrost mode D: Emergency heating mode: B: Cooling mode 2. Heat pumps can provide both heating in the winter and cooling in the summer. In which mode is the heat pump more efficient? A: Heating mode B: Cooling mode C: Defrost mode NATE Heat Pump Exam Questions and Answers Latest Updated 2024/2025 (GRA...

Practice Exam for NATE Heat Pump Final Questions and Answers R-22 vapor line diameters and lengths are typically specified for a... - CORRECT ANSWER-Vapor pressure drop that does not exceed a 6-7psi or 6 degrees F The primary purpose of using flux when soldering copper or brass parts is... - CORRECT ANSWER-To prevent oxidation The water that results from a defrost cycle of an air to air heat pump(runoff) must... - CORRECT ANSWER-Drain off and away fro the outdoor coil to prevent excessi...

NATE air to air heat pump 4 heat pumps Exam with correct answers

HVAC NATE Heat Pump Exam Questions With Correct Answers Updated 2024/2025 (Graded A+) What is the primary purpose of using flux when soldering copper or brass parts? -Ans Prevent Oxidation The water that results from a defrost cycle of an air to air heat pump(runoff) must? -Ans Drain off and away from the outdoor coil. Why must the runoff be drained off and away from the outdoor coil? -AnsExcessive ice can build up on the bottom of the coil and can reduce capacity. What is the component th...

NATE CORE STUDY GUIDE(correct answers)to passWhich of the following is not the product of incomplete combustion: Oxides of nitrogen An oil trap is required at the base of the discharge line of the vertical riser is _____ or above 8 feet A diode allows current to flow in one direction: True 1 Watt = _____ Btu 3.41 Current in a closed circuit is limited by which of the following: resistance An oil separator is located in the _____: Discharge line ___...