Standing pressure and working pressure

[plumbing1981]

Hello

I cant remember if its the standing pressure or working pressure that has to be 21mb + or - 2 on the gauge, can anyone remind me? cheers

 

[SimonJohns]

Working 21mBar +/- 2


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[Reg Man]

Working 21mBar +/- 2


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Standing pressure normally about 24/25mbar no more than 30mbar.

 

[Billy Bob Bob]

probably someone learning show some understanding op would help to clarify, a gsr engineer should not need to ask,but a trainee would,and this forum is used by many as a reliable source of information