Krone BiG X 770-3 - Setting the Pressure of the Additional Axle on the Pressure Limiting Valve

Start-up – additional axle
494
13.1.3 Setting the Pressure of the Additional Axle on the Pressure Limiting Valve
Fig. 422
• Read off the current pressure in menu 4-1-6 “Traction Drive Diagnostics”, display 2 “Sensor
test additional axle”, see page 336.
• In the diagnostics the “Lower axle” function must be run until the axle is on the ground. On
the display a pressure can be seen which is higher than the set pressure. If the pressure is
not in the stipulated area after releasing the key or after ending the function, see page 97,
must be adjusted.
In case of axle load
2.3 t
2.5 t
2.75 t
Setpoint pressure
78-84 bar
88-94 bar
98-104 bar
• Remove the cap (1).
• Loosen the counter nut and slowly turn the setting screw until the required pressure is set.
• Tighten counter nut and attach the cap (1).
• Perform function test of additional axle, refer to next page.