Tag Axles - Ford 1833 Series User Manual

OPERATION

Tag Axles

System description
Axle raising feature in 6x2, 8x2C and 8x2S
Series trucks with mechanical suspension is
controlled by the equipped AutoDrop
(Automatic
Axle Lowering) System. Axle positions are
4
checked by the system in terms of vehicle
safety and performance in case of driving
conditions of your vehicle such as ignition on,
park brake, vehicle speed conditions.
Pressing the Button While Axle is Lowered
If the system allows, relevant axle is raised,
icon is displayed on the Function menu of the
instrument panel and the light on the button is
illuminated.
If the system does not allow, relevant axle is
not raised, warning message is displayed on
the Information menu of the instrument panel
and the light on the button is not illuminated.
Not allowed conditions:
Park Brake
In order to improve the performance of park
brake, system lowers the tag axle if it is raised
or does not allow it to be raised if it is already
on the ground while the park brake is active.
A warning message shall be displayed on the
instrument panel in this case.
WARNING
This applies to tag axle only, it does not apply
to self-steered axle.
WARNING
Air pressure available in the vehicle shall be
over 6 Bars in order to release the park brake.
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Vehicle Speed
Axle raising functions are cancelled for safety
reasons if the vehicle speed is over 30 km/h.
Axle raised is lowered again for traction assist.
In this case, when the button is pressed
to raise the axle, the axle positions do not
change and a warning message is displayed
on the instrument panel.
Axle Weights
When the vehicle is loaded over the limits
allowed for axles loads, axle(s) which have
been raised before are automatically lowered
or if they are lowered, they are not allowed to
be raised.
System calculates the weights per axles as
per the information taken from the sensors
connected to the vehicle. Therefore, weight
limits specified for each axle are controlled