Blower Study guides, Class notes & Summaries

HVAC Gas Heat certification exam Questions and Answers 100% Pass A gas furnace is to be installed in a garage. The national standards require that the burners and ignition sources must be located ______ above the floor - Correct Answer ️️ -18 inches A good description of how a bi-metal fan switch operates the blower motor on a gas furnace is - Correct Answer ️️ -Temperature on- temperature off Redundant gas valves used on gas furnaces have - Correct Answer ️️ -Dual gas shut o...

What is the first thing a tech should do when arriving at a no combustion call? - Answer- Ask how many times the customer reset the unit. What is the best long term solution for preventing a clogged nozzle? - Answer- -Remove any underground storage tanks. -Install a quality oil filter. -Cut the suction line 10" above the tank outlet to prevent sludge. Hot water and steam valves are interchangeable. - Answer- False When in the presence of a flame, a cad cell normally reads.. - Answe...

GMS 6530/GMS6530 University Of Florida -GMS 6530 (Med Pharm II - Cardio): PROBLEM SET 5 Blood (Anticoagulants and Cholesterol-Lowering Drugs) Questions With Complete Solutions

COMPRESSORS, FANS AND BLOWERS TEST QUESTIONS WITH VERIFIED ANSWERS Multi-staging - Answer-is simply the compression of air or gas in two or more cylinders in place of a single cylinder compressor. It is used in reciprocating compressors when pressure of 300 kPa and above are desire, in order to: Save power Limit the gas discharge temperature Limit the pressure differential per cylinder Prevent vaporization of lubricating oil and to prevent its ignition if the temperature becomes to...

NATE Gas Heating Exam Verified Questions and answers 2023 Latest Update Since 1992, the United States Department of Energy has required that all furnaces sold and installed from that date on must have an AFUE of no less than: A: 70% B: 75% C: 78% D: 80% - correct answer C: 78% Many pre-1992 furnaces have efficiencies around . A: 10% B: 40% C: 60% D: 80% - correct answer C: 60% Today, furnaces with AFUE ratings greater than are available. A: 85% B: 90% C: 100% D: 110% - correct ...

How DC motors operate? Magnetic lines of force are continuous and always form closed loops; Magnetic lines of force do not cross. Armature: (Definition) The rotating windings of a DC motor. The ____ is a movable electromagnet located between the poles of another fixed permanent (field) magnet as shown. Armature A twisting force called ______ must be developed. _____ is produced by mounting a loop in a fixed magnetic field and as long as the fields of the magnet and armatu...

Whistle Blower Act Prohibits discrimination against employees filing complaints under OSHA or for disclosing safety & health issues concerning the workplace All work related fatalities must be reported within? 8 hours Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:02 / 0:15 Full screen All injuries that involve in-patient hospitalization, amputation, eye loss must be reported within 24 hours What is serious physica...

BPI Building Analysist Technician (Health And Safety, Electrical, Blower Door) - Q’s And A’s

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:...

Fans, Blowers, and Compressors Test 2 Questions with Certified Answers Operating Capacity - Answer-The actual flow rate and discharge pressure of a compressor during operation, varies as conditions change Positive Displacement - Answer-A device for raising the compressor pressure of air or gas by trapping a quantity of fluid and reducing its volume by technical action Power Input - Answer-Measured horsepower delivered to the fan shaft Power Output - Answer-Expressed in horsepower and ...