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Q. When doing a let-by test, what are you looking for? (Gas utilisation, Level 3- Diploma in...

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Mechanical Engineering

Q. When doing a let-by test, what are you lookingfor?

(Gas utilisation, Level 3- Diploma in Plumbing and Heating)

Answer & Explanation Solved by verified expert
3.8 Ratings (424 Votes)
Examines the gas pressure inside a propertys pipe work is a key part of a letby test It will ensure that there arent any gas leaks in the system Step 1 Connect gas test gauge to gas meterConnect a zeroed gas test gauge to the testing point of your gas meter Step 2 Open supply valveOpen the supply valve of the meter until the pressure increases to approximately 10 mbarThen close the valve Step 3 Observe gas test gaugeWait for    See Answer
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