What is a heat exchanger - Study guides, Class notes & Summaries

The following are types of what? LPG, CNG, piped natural gas or solid fuel (coke). - correct answer Portable fueled salamanders/space heaters National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL) for carbon monoxide - correct answer 35 parts per million (ppm) over an 8 hour period What is the third leading cause of fires in buildings under construction ? - correct answer temporary heating What is direct heat flow through matter? - correc...

The following are types of what? LPG, CNG, piped natural gas or solid fuel (coke). - Answer- Portable fueled salamanders/space heaters National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL) for carbon monoxide - Answer- 35 parts per million (ppm) over an 8 hour period What is the third leading cause of fires in buildings under construction ? - Answer- temporary heating What is direct heat flow through matter? - Answer- CONDUCTION What is the ...

BECC TEST 5 - QUESTIONS AND ANSWERS How often do you sample equipment using 2000 series oil? Daily What equipment is used to conduct a flash point test? NAVI flash LO purifier efficiency should be tested after starting and every thereafter? EOOW, 30 min. & 4 hours What provides a standardized oil analysis testing procedure for the Navy, Army, and Air Force? JOAP (Journal Oil Analysis Program) How long are LO logs kept on board? 2 years What is the purpose of the lube oil heater? Circulating ty...

FDNY S-92 Questions and Answers Rated A+ The following are types of what? LPG, CNG, piped natural gas or solid fuel (coke). Portable fueled salamanders/space heaters National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL) for carbon monoxide 35 parts per million (ppm) over an 8 hour period What is the third leading cause of fires in buildings under construction ? temporary heating What is direct heat flow through matter? CONDUCTION What is the transport...

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...

FULL NHIE EXAM PRACTICE - Questions and Answers (Complete Solutions) Where you have found evidence of footing settlement, how can you predict whether there will be further settlement? (a) You can count the number of planes of movement. (b) You can determine the type of foundation material. (c) You cannot predict settlement from a single inspection. (d) You can determine the depth of the footing. You typically identify a Freon leak (a) As an oil stain (b) As refrigerant coming out of the Freon ...

LINDSEY JONES- TMC ACTUAL EXAM QUESTIONS AND ANSWERS 2023 (VERIFIED ANSWERS) 1. Which is the preferred order to manipulate a mechanical ventilator in order to gradually increase alveolar minute ventilation while limiting MAP? ANSWER - Decrease mechanical deadspace, increase VT, increase RR 2. An air-entrainment jet nebulizer is set at 50%. The respiratory therapist analyzes the oxygen coming from the end of the tubing and finds it is 60%. Which of the following most likely explains this ...

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...

What date was the sale of CFC's & HCFC's restricted to technicians certified in refrigerant recovery? - Correct answer-November 14, 1994 Section 608 of the Federal Clean Air Act requires technicians to what? - Correct answer-Recover all refrigerants. The objective of the Clean Air Act is to protect what? - Correct answer-The earth's stratosphere. HFC's - Correct answer-HydroFlouroCarbon's CFC's - Correct answer-ChloroFluoroCarbon's ODP - Correct answer-Ozone Depletion Potential Which in...

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 ...