Zero Pressure Gauge
A51141-UN-15NOV02
A - Pressure Line
B - Adjusting Screw
With the hydraulic system shut off and the pressure gauge in a vertical position:
Vent the gauge to the atmosphere by disconnecting the pressure line (A).
Use zero adjusting screw (B) to zero the gauge by setting the pointer exactly on the zero mark.
Connect the lines and start up the pressure system.
OUO6023,00016DA-19-20090427