How To Determine The Cause Of Pressure Gauge Failure

1. No indication of pressure gauge.

Cause: 1. The cut-off valve on the pressure guide tube is not opened;

2. The pressure guide pipe is blocked;

3, the spring pipe joint in the dirt accumulation and blockage;

4, spring tube split; 5, the center teeth and fan teeth wear too much, and can not mesh.

Second, the pointer jitter.

Reasons: 1, the pressure of the measured medium is large;

2. The installation position of the pressure gauge has large vibration.