An up flow furnace - Study guides, Class notes & Summaries

Power Engineering 4th Class - A12 Questions and Answers Rated A+ Natural draft is produced in a boiler furnace when: a. Hot flue gases condense b. Gases in the stack have more mass than an equal column of outside air c. Gases in the stack have less mass than an equal column of outside air d. Hot flue gases contract so that each cubic meter has more mass c If the power is cut off to an automatic gas valve, the valve will: a. Open widely b. De-pressurize the gas train c. Close im...

HVAC Oil Burner Questions and Answers 100% Pass An up flow furnace Has the return air at the bottom Of the six regular grades of fuel oil,The grade most commonly used in residential and light commercial heating systems is No. 2 How much heat is produced when 2 gallons of No. 2 fuel oil is burned? 280,000 What could be the cause of a high steak temperature Too much air How would you prove a furnace was stopped up with soot in the heat exchanger Draft gauge at the inspection do...

Professional Home Inspector Exam 2 NHIE/TREC - Q & A (Complete Solutions) What type of roof requires on interlayment of felt between courses? a. Wood shakes b. Roll roofing c. Wood shingles d. Slate shingles In an older home, a forced hot air furnace is replaced by a heat pump. The heat coming out of the register is: a. Hotter b. Cooler c. Same d. Depends on the air duct layout When inspecting kitchen cabinets: a. Observe that they are securely attached to the wall b. Remove everything from th...

An up flow furnace - Has the return air at the bottom Of the six regular grades of fuel oil,The grade most commonly used in residential and light commercial heating systems is No. - 2 How much heat is produced when 2 gallons of No. 2 fuel oil is burned? - 280,000 What could be the cause of a high steak temperature - Too much air How would you prove a furnace was stopped up with soot in the heat exchanger - Draft gauge at the inspection door What is the function of a heat exchanger - To ex...

Gas Fitter 2 Practice Test Exam 2024 Questions and Answers. A room heater installed in either a sleeping area or public area shall be: A. direct vent only B. equipped with a regulator C. equipped with a fan D. equipped with an on / off switch on the wall - correct answer -B What type of vent must be used when the vent of a wall furnace will be concealed in a partition wall? A. B vent B. L vent C. BH vent D. BW vent - correct answer -D Single wall vent connectors: A. may pass through ...

The inspector is not required to determine ____ ___ of any system or component. - Answer- -Years of age -Life expectancy -Make model Horizontal waste pipe should slope ____ inch per foot - Answer- 1/4" per foot if < 3 inch pipe. 1/8" per foot if > or = to 3 inch pipe Drip screed - Answer- Also called weep screed. Used at the base/bottom of stucco walls to release moisture. Pressure Vacuum Breaker (PVB) - Answer- Used for Backflow Prevention. Lawn Irrigation systems: install...

Gas Fitter 2 Practice Test - Questions and Answers Installation of one 400,000 btu natural draft boiler in a tight enclosure would require an air supply opening of? A. 114 sq in B. 50 sq in C. 58 sq in D 112 sq in With the installation of a 75,000 btu atmospheric hot water tank in a tight house, how much free air is required when using a round duct? A. 11" B. 4" C. 7" D. 3" A portable infrared heater that cannot be interlocked shall be connected to a: A. CO2 monitor alarm B. CO monitor ala...

Gas Fitter 2 Practice Test Exam 2024 Questions and Answers. A room heater installed in either a sleeping area or public area shall be: A. direct vent only B. equipped with a regulator C. equipped with a fan D. equipped with an on / off switch on the wall - correct answer -B What type of vent must be used when the vent of a wall furnace will be concealed in a partition wall? A. B vent B. L vent C. BH vent D. BW vent - correct answer -D Single wall vent connectors: A. may pass through ...

Ohio stationary steam engineer questions and answers already passed Combustion efficiency may be increased by_____ the primary air Preheating What is the purpose of cinder reinjection? increase efficiency 2 forces of equal intensity acting in opposite directions is? tension What is true about the dew poimt of flue gasses dew point is the temp at which the gasses will condense What will not cause high stack temps? plugged dry pipe What is true about smoke smoke consists of unb...

NAPE Third Grade Engineering Review Test Questions with Verified Solutions How Can you lose your license? Drinking on the job, sleeping, negligence, unsafe work, failing to renew license, signing a falsified licensing application. What must you do if you change jobs? You must notify City Hall if you change jobs, change address or retire Why should you do rounds? To find and correct problems, prevent breakdowns, keeping permanent records will make it easier to forecast most breakdown...