Appliance shut off valve - Study guides, Class notes & Summaries

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 ...

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 ...

S12 SPRINKLER TEST, S13 STANDPIPE TEST, SPRINKLERS WITH ALL 400 QUESTIONS AND VERIFIED CORRECT ANSWERS NEWEST TOP VERSION WITH PROFESSIONALS EVALUATION|NEW AND ADVANCED fire pump - ANSWER- a provider of liquid flow and pressure dedicated to fire protection. A fire pump is a part of a fire sprinklers system water supply and can be powered by electric, diesel or steam. connected to public water source or tank. provides higher pressure to sprinkler system Glass bulb sprinkler - ANSWER- op...

On a pilot what causes a lazy yellow flame? - Dirty lint screen Primary air opening Orifice too big Main functions of a gas regulator? - Reduce and maintain downstream pressure.Pressure to appliance can be adjusted.Smooth and even flow. What does the measuring element do? - Measures downstream pressure. What is the restricting element? - Increases or decreases gas flow Loading element does what? - set operating pressure. What is the closing force in a regulator? - The downstream outlet g...

G-3 Exam Questions and Answers Graded A The term "Symptom" is used in manufacturer's literature to describe: Abnormal operation of the equipment Venting and Air Supply requirements are under section: 8 Equipment wiring diagrams indicate which of the following: Supply Voltage, Internal Wiring, Location of Controls, Field Wiring All furnace appliance manufacturer's literature give the name of the manufacturer, the : Btuh input, fan size, CFM, voltage, fuse size, and the physical dimensions ...

G2 Gas Technician Module 10 Questions and Answers Already Passed The working pressure differential between the gas meter outlet and the appliance regulator inlet at furthest appliance from meter Define pressure drop 0.5" w.c. What is the Max pressure drop >7" w.c. NG 1" w.c. What is the Max pressure drop 7" - 14" w.c. NG After piping system is installed and before any appliance is connected to it. When do you do a high pressure test? 1. Isolate the piping system 2. Cap or plug ope...

The best tool for adjusting and setting the pressure on an appliance regulator: a. Manometer b. Velometer c. Psychrometer d. An analyzer correct answers Manometer 3/8 NPS black iron pipe shall? a. Not be used for propane b. Not be used in a concealed location c. Not be used for natural gas d. Not be used for indoors correct answers Not be used in a concealed location (6.3.9) A corrugated metal gas connector connected to a range must not exceed? a. 6' b. 5' c. 3...

Journeyman Oil Burner Technician 1&2 Oils (Up To 15 GPH) Exam Questions and Answers How long is the emergency replacement chimney forum good for and who's responsibility is art to see that it is replaced? - Answer ️️ -90 days What needs to be preformed before all new heat installations? - Answer ️️ -Heat loss and Load calculations a fill pipe should be how many feet from any building opening? - Answer ️️ -2 feet What must be done when preforming an annual tune-up on a heating...

Journeyman Oil Maine Fuel Board Rules 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 re...

G2 Gas Technician Module 15 A Revised Already Passed What are the two main purposes of gas pressure regulators? To reduce and maintain the downstream pressure and to provide pressure to appliances or burners What are the four categories of a gas pressure regulators? First stage/Service Regulator, Line Pressure Regulator, Appliance Regulator What is lock up pressure and how do you check it? The pressure under which downstream pressure will stabilize after burner shuts down, Check it by closing ...