Nccer hvac level 1 - Study guides, Class notes & Summaries

NCCER HVAC Level 1, Module 8 - Soldering Brazing Exam Questions 2024. What is a neutral flame? Equal parts oxygen and acetylene What is a carburizing flame? A cooler flame used for light brazing. At what PSI does Acetylene become unstable? 15 psi What do you use to light a torch? Cup Striker Why is it dangerous to use a lighter to light a torch? The flame may travel back into the lighter and cause it to explode. How far do you open the acetylene valve on the tank w...

NCCER HVAC Level 1, Module 8 - Soldering BrazingWhat is a neutral flame? Equal parts oxygen and acetylene What is a carburizing flame? A cooler flame used for light brazing. At what PSI does Acetylene become unstable? 15 psi What do you use to light a torch? Cup Striker Why is it dangerous to use a lighter to light a torch? The flame may travel back into the lighter and cause it to explode. How far do you open the acetylene valve on the tank when brazing? 1/2 turn ...

NCCER HVAC LEVEL 1 MODULE 1-5 EXAM QUESTIONS WITH COMPLETE ANSWERS

NCCER HVAC Level 1 Questions with complete solution 2023/2024What is a neutral flame? - correct answer Equal parts oxygen and acetylene What is a carburizing flame? - correct answer A cooler flame used for light brazing. At what PSI does Acetylene become unstable? - correct answer 15 psi What do you use to light a torch? - correct answer Cup Striker Why is it dangerous to use a lighter to light a torch? - correct answer The flame may travel back into the lighter a...

NCCER HVAC Level 1 Question and answers 2023/2024 verified to pass What is a neutral flame? - correct answer Equal parts oxygen and acetylene What is a carburizing flame? - correct answer A cooler flame used for light brazing. At what PSI does Acetylene become unstable? - correct answer 15 psi What do you use to light a torch? - correct answer Cup Striker Why is it dangerous to use a lighter to light a torch? - correct answer The flame may travel back into the li...

NCCER HVAC Level 1, Module 8 - Soldering/Brazing (Review Q&A For NCCER Soldering/Brazing Exam) What is a neutral flame? Correct Ans - Equal parts oxygen and acetylene What is a carburizing flame? Correct Ans - A cooler flame used for light brazing. At what PSI does Acetylene become unstable? Correct Ans - 15 psi What do you use to light a torch? Correct Ans - Cup Striker Why is it dangerous to use a lighter to light a torch...

NCCER HVAC LEVEL 1, MODULE 8 - SOLDERING/BRAZING/32 QUESTIONS AND ANSWERS (A+)

NCCER Module 2 Exam Questions and Answers 100% pass An estimator is preparing a bid for a home remodeling project. She has determined that the new garage needs 324 feet of 2x10 lumber; the new rec room requires 430 feet; and the new upstairs bonus room needs 283 feet. How many feet of 2x10 lumber will be needed? - Answer- 1,037 feet A plumbing contractor bid the rough-in work for a new three story office building based an estimate of 850 hours of a journey-level plumber's time on the job....

NCCER 26405 Fire Alarm System Questions and Answers Rated A+ MOST analog addressable systems operate on a _ two-conductor circuit Cables in a fire alarm system MUST be supported by . the building structure Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:00 / 0:15 Full screen Brainpower Read More According to code, a general evacuation signal should be . Temporal-Three If you cover a sensor during a troubleshooting procedure and it stil...

NCCER Module 2 Exam Questions and Answers 100% pass An estimator is preparing a bid for a home remodeling project. She has determined that the new garage needs 324 feet of 2x10 lumber; the new rec room requires 430 feet; and the new upstairs bonus room needs 283 feet. How many feet of 2x10 lumber will be needed? - Answer- 1,037 feet A plumbing contractor bid the rough-in work for a new three story office building based an estimate of 850 hours of a journey-level plumber's time on the job....