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HVAC NATE Gas Heat Exam Prep (Latest 2024/ 2025 Update) 100% Correct Questions and Verified Answers| Grade A Q: When starting up a dual system, the temperature rise method for determining airflow cannot be used with compressor cycle of the heat pump because: Answer: The capacity of the system varies too much with outdoor temperature. Q: The flame pattern a technician would expect to see on a properly operating single stage gas furnace equipped with "in shot" type burner is a:...

HVAC NATE Heat Pump UPDATED ACTUAL Exam Questions and CORRECT Answers On an R-22 system, line diameters and lengths are typically specified for a vapor pressure drop that does not exceed what? - CORRECT ANSWER - 6-7PSI or 6F What is the primary purpose of using flux when soldering copper or brass parts? - CORRECT ANSWER - Prevent Oxidation

HVAC NATE Gas Heat Exam (New 2024/ 2025 Update) Questions and Verified Answers 100% Correct | A Grade QUESTION A damaged section of double wall vent pipe is to be replaced with a section produced by a different manufacturer: Answer: The installer should check the new section for compatible locking joints. QUESTION If too much primary air is used the flame will: Answer: Lift off the burner. QUESTION What is the problem when a flame on a high efficien...

On an R-22 system, line diameters and lengths are typically specified for a vapor pressure drop that does not exceed what? - answer-6-7PSI or 6F What is the primary purpose of using flux when soldering copper or brass parts? - answer-Prevent Oxidation The water that results from a defrost cycle of an air to air heat pump(runoff) must? - answer-Drain off and away from the outdoor coil. Why must the runoff be drained off and away from the outdoor coil? - answer-Exc...

HVAC NATE Heat Pump/ 171 Q&A/ Already Graded A+ Terms like: On an R-22 system, line diameters and lengths are typically specified for a vapor pressure drop that does not exceed what? - Answer: 6-7PSI or 6F What is the primary purpose of using flux when soldering copper or brass parts? - Answer: Prevent Oxidation The water that results from a defrost cycle of an air-to-air heat pump(runoff) must? - Answer: Drain off and away from the outdoor coil. Why must the runoff be drained o/’...

HVAC NATE Heat Pump Exam 2024...

HVAC NATE Heat Pump/ 171 Q&A/ Already Graded A+ Terms like: What is the absolute pressure at sea level if a gauge pressure is 35 psig? - Answer: 49.7psia 100,000 BTUH output furnace. Return air temp is 65F. Supply air is 135F. What is the CFM? - Answer: 1323CFM What is the best method of repair when a residential supply diffuser is noisy because of a loose vane? - Answer: Replace the diffuser. When performing preventive maintenance on a heat pump what should the technician check ...

On an R-22 system, line diameters and lengths are typically specified for a vapor pressure drop that does not exceed what? 6-7PSI or 6F What is the primary purpose of using flux when soldering copper or brass parts? Prevent Oxidation The water that results from a defrost cycle of an air to air heat pump(runoff) must? Drain off and away from the outdoor coil. Why must the runoff be drained off and away from the outdoor coil? Excessive ice can build up on the bottom of the coil and ca...

HVAC NATE HEAT PUMP QUESTIONS AND ANSWERS 2024

HVAC NATE Heat Pump Questions with 100% Correct Answers | Latest Version 2024/2025 | Expert Verified | Ace the Test