Appliance regulator - Study guides, Class notes & Summaries

CSIA Certification Questions and Answers 100% Pass Draft is measured by... inches in water column Definition of Draft Difference of pressure INSIDE and OUTSIDE the venting system Easiest solution to "back puffing" stove? Give it more air What has the greatest effect on FLOW? Size of venting system passageway A masonry chimney is required by what to have a cleanout if the flue previously vented a solid or liquid fuel appliance? NFPA 54 (National Fuel Gas Code) High efficie...

G2 Exam Prep UPDATED Exam Questions and CORRECT Answers The best tool for adjusting and setting the pressure on an appliance regulator: a. Manometer b. Velometer c. Psychrometer

a vacum pump should be connected - Correct answer-as far away from the pump as possible a high capacity vacuum pump and short, large diameter hoses will - Correct answerdramatically reduce emissions, pressure drop, and evacuation/dehydration time ozone contains three - Correct answer-oxygen atoms one chlorine atom can destroy - Correct answer-100,000 ozone molecules CFC's do not dissolve in water and do not breakdown into other compounds that dissolve in water - Correct answer-CFC's cann...

Gas Fitting Review Questions and Answers 100% VerifiedGas Fitting Review Questions and Answers 100% VerifiedGas Fitting Review Questions and Answers 100% VerifiedGas Fitting Review Questions and Answers 100% VerifiedGas Fitting Review Questions and Answers 100% Verified Why would a gas fitter complete a house depressurization test? - ANSWER-Spillage from a category one appliance is suspected A natural gas pressure regulator installed outdoors should have the vent: - ANSWER-Piped to a safe lo...

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...

G2 Exam Quiz Bank (2024/ 2025 Update) Questions and Verified Answers| 100% Correct| Grade A Q: The STACK EFFECT in a water heater is usually caused by Answer: Short draws of water from the heater Q: A 120v power supply for a residential electrical circuit is taken from the Answer: - Load side of one branch circuit breaker and a neutral lug Q: The minimum allowable distance to be maintained from a 50,000 btuh water heater flue outlet gas regulator Answer: 3' ...

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...

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...

G2 Questions and Answers with Verified Solutions What is the min. diameter for a leak test gauge? 3" Amp meter can read? Conductor magnetic field. What would the primary voltage to the furnace be? 120/1/60 What is the function of the intermittent pilot? Stays on during the main burner operation. What is the millivolt power output of a closed circuit thermocouple? 10 - 15 mv dc A pilot with a lazy yellow flame indicates? Orifice is too large. For flame rectification the most important part...

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 - 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 - Answer-D Single wall vent connectors: A. may pass through floors, ceilings or roofs provided a metal thimble is used B. may pass throug...