Traditional Culture Encyclopedia - Hotel franchise - Is it normal for the pressure gauge of hotel fire water main to show zero? If it is not normal, what is wrong? How to solve it? How to solve

Is it normal for the pressure gauge of hotel fire water main to show zero? If it is not normal, what is wrong? How to solve it? How to solve

The pressure gauge shows zero, indicating that there is no pressure in the pipeline for several reasons:

There may be no liquid in the pipe, so there is no pressure.

The pressure gauge is broken

There may be a closed control valve in the main pipeline.

Check one by one, and you will find the problem.

Pressure gauge SDMB-303? Xi Anshi normal university tongchuang? Looking for Wang Gong