How to Zero a Dry Vacuum Gauge

Products featured in this video:
PRM Vacuum Gauge 0 to -60”WC - 2.5 Inch Chrome Case, Brass Internals 1/4 Inch NPT Back Mount: shop.prmfiltra...
In this video, Mike from PRM Filtration goes over how to zero, or reset a liquid filled gauge by venting it. This simple process is sometimes required after these products are shipped via plane, as they experience a change in altitude and pressure.
This product and many more are available from PRM Filtration at shop.prmfiltra...

[@benconeuniforms]

What if there is no adjustment screw? How do you zero it then?

[@mikeellington3272]

All of our dry gauges have an adjustment screw. If it is a liquid filled gauge you will have to "burp" the gauge. Here is the video for liquid filled gauges: kzbin.info/www/bejne/lX3YmGeLlrN8g8U