Heat pump questions - Study guides, Class notes & Summaries

1. An air-to-air heat pump has many of the same components as an air conditioning system. The major difference is that a heat pump also has a (an); - C: reversing valve. 2. What is the difference between "demand defrost" and "timed defrost?" - D: demand defrost only happens when needed, and time defrost is on timed temperature 3. The thermostat that controls the auxiliary electric heat according to the outdoor temperature is called the; - C: outdoor ambient thermostat. 4. The outdoor t...

CETP Pre-Certification Exam Questions With CORRECT ANSWERS Latest 2024 (GRADED) Propane has many advantages as a fuel source, including: A. It burns slowly because of its low pump-octane B. It is stationary and non-portable C. It is a clean-burning, non-toxic fuel D. It leaves a high-residue as it burns If a service technician is asked to perform a task that he or she is not fully trained or qualified for, the best action is to: A. Say nothing, gather up his or her tools and supplies, and...

HVAC NATE Heat Pump Questions with Correct Answers Graded 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 th...

An air-to-air heat pump has many of the same components as an air conditioning system. The major difference is that a heat pump also has an - ans-Reversing valve What is the difference between "demand defrost" and "timed defrost"? - ans-Demand defrost happens only when needed and timed defrost is based on time/temperature. The thermostat that controls the auxiliary electric heat according to the outdoor temperature is called the; - ans-Outdoor ambient thermostat The outdoor...

Massachusetts Oil burner Practice Exam Questions and Answers 100% Pass The cross connection between two supply tanks shall not exceed? - Correct Answer ️️ -660 gallons When is an automatic draft control not required? - Correct Answer ️️ -When the equipment is designed to control the draft. Combustion performance testing can indicate: - Correct Answer ️️ -Improper air oil mixture, too much combustion air, and low pump pressure. If a second oil-burning appliance is installed in...

NATE Heat Pump Questions And Answers

Fire Inspector 1 Study Questions with Complete Solutions What is the minimum acceptable residual pressure in a water supply system that must be available for firefighting? 20 psi What type of sprinkler system is a type of dry system that, when activated, flows water from all heads at the same time because all of the heads are open? deluge What is the starting point used to measure travel distance to an exit? the most remote point subject to occupancy How many sleeping accommodations are requ...

CETP Pre-Certification Review QUESTIONS And Answers WITH VERIFIED SOLUTIONS GRADED A+ Propane has many advantages as a fuel source, including: - ANSWERA. It burns slowly because of its low pump-octane B. It is stationary and non-portable C. It is a clean-burning, non-toxic fuel D. It leaves a high-residue as it burns If a service technician is asked to perform a task that he or she is not fully trained or qualified for, the best action is to: - ANSWERA. Say nothing, gather up his or her...

NATE Heat Pump Questions & answers