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How to prepare a gas test gauge for use

Shop for Gas Testing Equipment
Some gas test gauges are supplied pre-filled with indicating fluid. However, some models require you to fill the u-tube of the gauge with manometer fluid or water. Some gas test gauges are supplied pre-filled with indicating fluid. However, some models require you to fill the u-tube of the gauge with manometer fluid or water.

How to fill the u-tube of your gauge

Step 1 Remove the sealing cap from the top of the u-tube.

Step 1- Remove sealing cap

Remove the sealing cap from the top of the u-tube.

Step 2 Carefully pour the selected indicating fluid into the u-tube until the fluid level is at the 0 mbar mark on the scale.

Step 2 – Fill u-tube with indicating fluid

Carefully pour the selected indicating fluid into the u-tube until the fluid level is at the 0 mbar mark on the scale.

Step 3 Adjust the scale by sliding it up or down using the zero adjuster until the fluid levels on both legs of the tube are precisely aligned with the 0 graduation. Your gas test gauge is now ready to use.

Step 3 – Zero gauge

Adjust the scale by sliding it up or down using the zero adjuster until the fluid levels on both legs of the tube are precisely aligned with the 0 graduation.

Your gas test gauge is now ready to use.