6767
Adjust Safety Pressure of Adjust Safety Pressure of Overflow ValvOverflow Valvee
The default safety pressure of overflow valve in the system is 18.0MPa. It has been set beforeThe default safety pressure of overflow valve in the system is 18.0MPa. It has been set before
the delivery and users do not need to adjust. Here below states the adjusting method of thethe delivery and users do not need to adjust. Here below states the adjusting method of the
safety pressure.safety pressure.
Procedure:
Procedure:
––
Remove the oil choking of the Remove the oil choking of the pressure hole.pressure hole.
–– Connect the oil pressure gauge to the pressure hole.Connect the oil pressure gauge to the pressure hole.
–– Take out the cap of the overflow valve.Take out the cap of the overflow valve.
–– Loosen the nut of the Loosen the nut of the main safety valve.main safety valve.
–– Adjust the pressure and the boltAdjust the pressure and the bolts with a hexagon wrench. The pressure of main safets with a hexagon wrench. The pressure of main safety valvey valve
increases when adjusting the screws clockwise; and the increases when adjusting the screws clockwise; and the pressure decreases when adjustingpressure decreases when adjusting
the screws the screws countercloccounterclockwisekwise
––
Adjust the presAdjust the pressure to the resure to the requested rangquested range.e.
–– Once completed, apply back the fastened nut and the Once completed, apply back the fastened nut and the oil choking and clean it up.oil choking and clean it up.
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