Calibrating The Digital Dashboard Travel Speed - Zetor 86 41 forterra turbo Operator's Manual

CALIBRATING THE DIGITAL DASH-
BOARD TRAVEL SPEED
After the assembly, the manufacturer
calibrates the instrument dashboard.
To the repeated calibration proceed:
− After considerable tire wear.
− After mounting new tires.
− After having replaced the dashboard.
PROCEDURE OF CALIBRATION
− At a suitable place, mark out a 100-m
path.
− Inflate the tractor tires to the pre-
scribed pressure – see the table of this
Operating manual.
− Start the engine.
− Place the tractor at the beginning of
the hundred-meter path.
SETTING-UP OPERATIONS
F_02_129
− Simultaneously press down the push-
buttons (A) and (B). Keep the push-
buttons depressed for 7sec. The
dashboard is switched over into the
calibrating mode. On the display is
flashing ,,START,,.
− Press down pushbutton (B) . The dis-
play shows ,,STOP,, flashing.
− Put the tractor into motion by a steady
speed of approx. 10 km/h.
− The display shows the number of
pulses caught with the travel sensor.
− After covering the whole 100-m dis-
tance, stop the tractor at the marked
out end of the path (see Fig. F-02_129).
F_02_130
− Press down pushbutton (B). In this
196
way, the data counted by the travel
sensor on 100m way are stored in the
memory. The instrument dashboard is
calibrated and ready to operate.
F_02_131