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ADJUSTMENTS<br />
E769 E770 E771<br />
CALIBRATION OF TRAVEL SPEED OF<br />
DIGITAL DASHBOARD<br />
Dashboard is calibrated after the assembly<br />
in production plant.<br />
Do the repeated calibration:<br />
After significant wear of tyres<br />
When assembling new tyres<br />
When replacing the dashboard<br />
CALIBRATION PROCEDURE<br />
On an appropriate area, mark a track<br />
of 100 m length<br />
Inflate the tyres of the tractor to the<br />
prescribed pressure, see tables of this<br />
Operator´s Manual<br />
Start the engine<br />
Locate the tractor at the beginning of<br />
the hundred-metre track<br />
Press the (A) and (B) buttons simultaneously.<br />
Keep the buttons pressed for<br />
7 sec. There will be an acoustic signal<br />
and in “c-n-t” inscription starts flashing<br />
on the display.<br />
Release both buttons (A) and (B), “cn-t”<br />
inscription stops flashing<br />
Start the tractor in a balanced speed of<br />
10 km.h -1<br />
After travelling the whole distance of<br />
100 m, stop the tractor on a marked<br />
end of the track (see fig. E769)<br />
Press (B) button.<br />
If calibration has been completed without<br />
errors, there will be acoustic signal<br />
and “Pulse” inscription will appear on<br />
the display<br />
After 2 sec, calibration value will appear<br />
on the display.<br />
After another 2 sec, the calibration is<br />
automatically completed, dashboard is<br />
calibrated and ready for operation.<br />
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