Nate heat pump service - Study guides, Class notes & Summaries

HVAC NATE Heat Pump /171 Questions with Correct Answers Assured A+. On an R-22 system, line diameters and lengths are typically specified for a vapor pressure drop that does not exceed what? -Ans 6-7PSI or 6F 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 ...

HVAC NATE Heat Pump /171 Questions with Correct Answers Assured A+. On an R-22 system, line diameters and lengths are typically specified for a vapor pressure drop that does not exceed what? -Ans 6-7PSI or 6F 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 ...

HVAC NATE Heat Pump Exam Questions and Answers 100% Pass 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...

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...

HVAC NATE Heat Pump Exam Question With Solutions On an R-22 system, line diameters and lengths are typically specified for a vapor pressure drop that does not exceed what? - ANS 6-7PSI or 6F 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...

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 practice) Final Exam Questions with Correct Answers A Graded Mixed refrigerant should - CORRECT ANSWER-They're not easy to reclaim or separate should be labeled and sent to recycling plant can be returned for recycling plant charge a substantial fee for destroying What refrigerant is a HFC - CORRECT ANSWER-R 134 a An azeotrope refrigerant is a mixture of - CORRECT ANSWER-2 or more refrigerants that behave like a single refrigerant What is the highest SHARE safety st...

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

HVAC NATE Heat Pump Exam Questions and Answers 100% Pass 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...