Zetor FORTERRA HSX 120 Operator's Manual page 200

CALIBRATION OF TRAVEL SPEED OF
DIGITAL DASHBOARD
Dashboard is calibrated after the assem-
bly at the production plant.
Do the repeated calibration:
− After significant wear of tyres
− When mounting new tyres
− When replacing dashboard
CALIBRATION PROCEDURE
− Mark a track of 100 m at a suitable lo-
cation
− Inflate the tyres of the tractor to pre-
scribed pressure, see tables of this In-
structions manual
− Start the engine
ADJUSTMENT
F_02_129
− Bring the tractor to the beginning of the
100-metre track
− Press button (A) and button (B) simul-
taneously. Keep the buttons pressed
down for 7 sec. There will be a sound
signal and on the display a sign will be
displayed "Road Constant" / "Self
Learning"
− Release both buttons (A) and (B
− Start driving the tractor at a constant
speed of approximately 10 km.h
− After travelling the entire distance of
100 m, stop the tractor at a designated
end of track (see fig. F_02_129)
− press (A) button.
− If the calibration had been faultless,
there will be a acoustic sign and
"Pulse" text will be displayed.
FH12N011
− After 3 sec, calibration value will be
− After another 2 sec, calibration is fin-
− If "Error" / "Out of Range!!!" is dis-
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199
displayed on a display
ished automatically, dashboard is cali-
brated and ready for operation
played, it means that the calibration
has not been completed and it is nec-
essary to repeat it.
FH12N012