Gasfitting Exam Questions and Answers 100% Correct
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Course
Gasfitting
Institution
Gasfitting
Gasfitting Exam Questions and Answers 100% CorrectGasfitting Exam Questions and Answers 100% CorrectGasfitting Exam Questions and Answers 100% CorrectGasfitting Exam Questions and Answers 100% CorrectGasfitting Exam Questions and Answers 100% Correct
The volume of gas required for each appliance s...
The volume of gas required for each appliance shall be determined from? -
ANSWER-The appliance rating plate and/or the manufacturer's specifications.
Finished piping and appliance connections shall be checked under? -
ANSWER-Working pressure with either a soap solution or a leak detection
device.
An addition to an existing gas line is not subject to table
6.3 when? - ANSWER-It is 20 feet long or is a welded tie-in.
When a piping system is purged outdoors, the Purge must terminate not
closer than how many feet from a building or air intake? - ANSWER-10 feet
The maximum range of a test gauge shall exceed the test pressure by _____?
but not greater than ______? - ANSWER-15 percent but not greater than 300
percent.
, A 2" NPS welded gas line shall be tested to a pressure of____ or ___ times
maximum operating pressure for ____ minutes? - ANSWER-50 psig or 15
times maximum working pressure for 180 mins.
What is the minimum internal dimension of a BW vent? - ANSWER-2" (50
mm)
What is the minimum effective vent height for a Type B vent? - ANSWER-5'
(1.5M)
What shape may a gas vent be? - ANSWER-Any shape
All gas vents must terminate outdoors? - ANSWER-True
What is the minimum height of a gas vent termination above a flat roof? -
ANSWER-2' (600mm)
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