Create successful ePaper yourself
Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.
MAINTENANCE INSTRUCTIONS<br />
CHECK OF OIL LEVEL IN<br />
HYDROSTATIC STEERING TANK<br />
Carry out checks every day before start<br />
of operation, on the tractor standing on a<br />
horizontal surface. Open the bonnet,<br />
screw out the gauge rod, wipe if with a<br />
cloth and screw in. The screw it again<br />
and check the level that shall not be under<br />
the lower gauge mark. Refill oil as<br />
necessary after removal of the tank lid.<br />
E719 G750 E721<br />
REPLACEMENT OF OIL AND HYDRO-<br />
STATIC STEERING FILTRATION<br />
CARTRIDGE<br />
1. Put a suitable container under<br />
the hydrostatic steering tank.<br />
2. Screw out the drain screw in the tank<br />
bottom.<br />
3. Drain oil.<br />
4. Screw out the tank lid nut.<br />
5. Remove hydrostatic steering tank lid.<br />
6. Replace the filtration cartridge.<br />
7. Reinstall the tank lid.<br />
8. Lok its position by the nut.<br />
9. Screw in the drain screw.<br />
10. Disconnect both hoses from the<br />
working cylinder and drain tube<br />
from the tank (put containers<br />
under working cylinder hoses and<br />
under the drain tube).<br />
11. Start the engine and at idle speed<br />
(max. 10 sec) turn the steering wheel<br />
2-3 times to both sides to push off oil<br />
from the control unit and piping.<br />
12. Secure the tractor against any<br />
movement and lift the front axle.<br />
13. Put a container under the<br />
working cylinder and rotate<br />
(manually) wheels to push out<br />
oil from the working cylinder.<br />
14. Reconnect all joints.<br />
15. Fill the tank with oil and bleed the hydrostatic<br />
steering circuit.<br />
161
Change language