Heat anticipator - 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 ...

Electric Heat ESCO - HVAC Excellence Exam Questions and Answers 100% Pass Before working on an electric furnace the tech should - Correct Answer ️️ -Review diagram, remove jewelry, and follow safety procedures. ALL OF THE ABOVE. A GFCI circuit breaker - Correct Answer ️️ -detects current leaks to groound the conductor in an electric heat element is usually made of - Correct Answer ️️ - Nichrome An example of resistive load is - Correct Answer ️️ -crankcase heater an examp...

A fuse is used in an electrical circuit to correct answers Protect the circuit wires from an overcurrent condition How are fuses rated correct answers In amps with a maximum voltage rating What will an ohmmeter measure when testing an open fuse correct answers Infinite resistance What type of sensing element is commonly found in fan and limit controls correct answers Bimetal What is used to sense space temperature in electronic temperature controls correct answers Thermistors What...

Electric Heat ESCO - HVAC Excellence Exam Questions and Answers Before working on an electric furnace the tech should - ANS ️️ Review diagram, remove jewelry, and follow safety procedures. ALL OF THE ABOVE. A GFCI circuit breaker - ANS ️️ detects current leaks to groound the conductor in an electric heat element is usually made of - ANS ️️ Nichrome An example of resistive load is - ANS ️️ crankcase heater an example of an inductive load is - ANS ️️ motor an electric f...

The heat anticipator in a thermostat is adjusted by the millivolts of the secondary circuit: T or F - ANSWER-True In MA 527CMR4.00 all electrical safety switches are wired in series: T or F - ANSWER-True A power venter is an electrically operated mechanical fan to exhaust combustion gas: T or F - ANSWER-True In MA any newly fired oil burner needs to be inspected by the department of public safety: T or F - ANSWER-False To wire an oil burner in MA you must be a licensed electrician: T...

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...

Before working on an electric furnace the tech should - Answer-Review diagram, remove jewelry, and follow safety procedures. ALL OF THE ABOVE. A GFCI circuit breaker - Answer-detects current leaks to groound the conductor in an electric heat element is usually made of - Answer-Nichrome An example of resistive load is - Answer-crankcase heater an example of an inductive load is - Answer-motor an electric furnace is marked 208/230 single phase 60Hz A tech reads 200 vac at the power supply a...

NATE Air Conditioning and Heat Pump Exam Questions and Answers Updated (GRADED A+) The maximum sensible cooling capacity of a heat pump should be within ______% of the calculated sensible heat gain of a structure with a large heating load. - ANSWER- +25% The combined output of a heatpump and its auxiliary heat should not exceed the calculated heat loss of a home by more than ____%. - ANSWER-15% What amount of auxiliary electronic heat is needed when the output of a heat pump on a design d...

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...