Heating Study guides, Class notes & Summaries

3 basic components of a fire (Ans- Fuel, Heat, Oxygen Toxic materials are released into the air during what processes? (Ans- Demolition and reconstruction When working in areas with loose soot residue, (Ans- Utilize appropriate engineering tools, PPE, AFDs The average size of a smoke particulate is (Ans- .1 - 4 microns Smoke residue is commonly comprised of (Ans- Carbon, Oxides of nitrogen When soot reside combines with moisture or humidity it forms (Ans- Acid residue ...

A CCOT system has a high high side. Technician A says to suspect the thermostatic expansion valve. Technician B says this system contains an orifice tube. Who is correct? - ANSWER-TECH B is correct. A clogged orifice tube will result in high high side pressure. It can become clogged with contaminants, debris from a damaged compressor, or a broken desiccant bag releasing desiccant into the refrigerant. A vehicle's air conditioning performance is reduced at low speeds and stop lights, but cool...

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 ...

AQA GCSE COMBINED SCIENCE: TRILOGY 8464/P/1H Higher Tier Physics Paper 1H Question Paper + Mark scheme [MERGED] June 2022 *junp1h01* IB/M/Jun22/E13 8464/P/1H For Examiner’s Use Question Mark 1 2 3 4 5 6 TOTAL Time allowed: 1 hour 15 minutes Materials For this paper you must have: • a ruler • a scientific calculator • the Physics Equations Sheet (enclosed). Instructions • Use black ink or black ball-point pen. • Pencil should be used for drawing. • Fill i...

Chapter 1: The Airways and Alveoli Test Bank MULTIPLE CHOICE 1. Which of the following structures is responsible for substantially increasing the surface area of the nasal cavity? a. Nasal septum b. Nares c. Turbinates d. Nasal fossae ANS: C The convoluted design of the turbinates greatly increases the surface area of the nasal cavity. DIF: Recall REF: 4 2. What type of epithelium covers the posterior two-thirds of the nasal mucosa? a. Squamous b. Squamous, nonciliated c. Pseudost...

1/2" correct answers Sight Glass Minimum Connection 3/4" correct answers Low Water Cut-off Draw Minimum Connection 1" correct answers Water Column Minimum Connection 3/4" correct answers Control Manifold Minimum Connection 1/4" correct answers Sight Glass Drain Minimum Connection 1" correct answers Bottom Blow-Off Minimum Connection 2 1/2" correct answers Bottom Blow-Off Maximum Connection 2 1/2" correct answers Surface Blow-Down Maximum Connection 3" correct ans...

Esco Heating 208 Exam Questions and Answers

What must you do if you notice code violations in a homeowners house? - Answer Notify them and recommend ways to address them What must be done when performing an annual tune-up on a heating system? - Answer A combustion efficiency test and a copy must be posted on site Whenever a furnace, direct fired hot water heater, or boiler is installed the total installation must be brought into compliance with what requirements BEFORE appliance can be fired? - Answer NFPA 31 When an eme...

Population Health Creating a Culture of Wellness 3rd Edition Nash Test Bank . Instant delivery . 100% Verified .