Metal gas connector - Study guides, Class notes & Summaries

What precautions are required when mounting any gas furnace on a wood platform in an attic? Ans: None The gas control valve may be damaged if exposed to an inlet pressure above: Ans: 14 in. W.C. How many elbows and joints should a vent connector have: Ans: As few as possible to reduce resistance of flue gases What conditions, if any may a technician route the exhaust of the furnace into the exhaust vent of the water heater? Ans: Under no conditions may you use the water heater exhaust...

CSIA FINAL EXAM QUESTIONS AND ANSWERS - ALL POSSIBLE QUESTIONS LATEST UPDATED 2024/2025 (GRADED A+) When unlined the smoke chamber walls shall be what thickness: 8" 3. When the opening of the firebox is 6 square feet the extension of the hearth should be: Ans- 20 inches 4. T or F the inner surfaces of the smoke chamber shall not be inclined more than 45 degrees from vertical: Ans- True 5. A level 2 inspection inspection of accessible areas of attics basements and crawlspaces: True 6. The...

G2 Gas Technician Exam Set Prep Solution Questions And Revised Correct Answers PASSED!! The best tool for adjusting and setting the pressure on an appliance regulator: a. Manometer b. Velometer c. Psychrometer d. An analyzer - ANSWER : 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 - ANSWER : Not be used in a concealed location (6.3.9) A corrugated metal g...

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...

What precautions are required when mounting any gas furnace on a wood platform in an attic? - Answer None The gas control valve may be damaged if exposed to an inlet pressure above what? - Answer 14 inch W.C. How many elbows and joints should a vent connector have? - Answer As few as possible to reduce resistance of flue gases. Under what conditions, if any may the technician route the exhaust of the furnace into the exhaust vent of the water heater: - Answer Under no conditions...

The best tool for adjusting and setting the pressure on an appliance regulator: a. Manometer b. Velometer c. Psychrometer d. An analyzer - correct answer -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 answer -Not be used in a concealed location (6.3.9) A corrugated metal gas connector connected to a range must not exceed? a. 6'

G2 Gas Technician Module 14 Revised Already Passed What is a typical electrical connection for a gas range? 120 V 60 HZ, two-wire with a ground. What must a flex connector be connected to? What else must be there? Must be connected to rigid pipe with a shut off valve immediately upstream of the connector. What types of appliances must use a flexible metal connector? Appliances that vibrate, expand and contract or other movements that could damage a rigid connection. What is the maximum length...

When a round flue is used for the lining of a fireplace chimney the proper fireplace opening to flue size ratio should be: Ans- 12:1 2. When unlined the smoke chamber walls shall be what thickness: 8" 3. When the opening of the firebox is 6 square feet the extension of the hearth should be: Ans- 20 inches 4. T or F the inner surfaces of the smoke chamber shall not be inclined more than 45 degrees from vertical: Ans- True 5. A level 2 inspection inspection of accessible areas of attics ba...

What is a typical electrical connection for a gas range? - Answer 120 V 60 HZ, two-wire with a ground. What must a flex connector be connected to? What else must be there? - Answer Must be connected to rigid pipe with a shut off valve immediately upstream of the connector. What types of appliances must use a flexible metal connector? - Answer Appliances that vibrate, expand and contract or other movements that could damage a rigid connection. What is the maximum length of a fle...

NASCLA Accredited Exam - JJ Johnson Contractor Seminar ACTUAL EXAM QUESTIONS AND CORRECT DETAILED ANSWERS What are 4 types of Steel Decking? Composite, Roof, Cellular, and Form What are the lengths of Full sheets of Steel Decking? 12", 18", 24", 30", or 36". All are usually less than 40" Who has full responsibility for Safety on a construction site? The prime contractor Who is responsible to ensure workers have appropriate eye protection? The employer Safety belt lanyard shall...