Zetor FORTERRA HSX Series, Operator'S Manual, Page: 125 / 222

Work with automatic disengagement of PTO shaft clutch
F18N050
Switch on automatic deactivation of the clutch of PTO shaft using the button (A) when the tractor is going or
standing with the engine running. The activation of the function of automatic deactivation of the clutch of PTO
shaft is indicated by the symbol
A (1) on the display of the instrument panel (B). After activation of the
function with the switch (A), the rear PTO shaft is standing which is indicated by the fact that revolutions of
the PTO shaft (C) are not shown on the display of the instrument panel and the value (3) is higher than the
value OF LIMIT (2).
Starting of the rear PTO shaft
The rear PTO shaft starts to rotate if the arms of the rear three-point hinge are in a position lower than the
set value of ON LIMIT (the value (3) is lower than the value ON LIMIT (4)) and the tractor travels with
a speed higher than 0.3 km/h. When the rear PTO shaft starts to rotate, the number of revolutions of the rear
PTO shaft (D) is shown on the instrument panel display.
Stopping of the rear PTO shaft
The rear PTO shaft is stopped if the arms of the rear three-point hinge are in a position higher than the set
value of OF LIMIT (the value (3) is higher than the value OF LIMIT (2)). When the rear PTO shaft is stopped,
it is indicated by the fact that revolutions of the PTO shaft (C) are not shown on the display of the instrument
panel.
Restarting of the rear PTO shaft
For subsequent rotation of the rear PTO shaft you must proceed in accordance with Starting of the rear
PTO shaft .
If the tractor is stopped during Stopping of the rear PTO shaft and the tractor stands for more than three
minutes, automatic switching off of the rear PTO shaft is deactivated and simultaneously the rear PTO shaft
drive is switched off. The symbol A and/or the icon of the rear PTO shaft are not shown on the display of the
instrument panel (E) and the rear PTO shaft does not start to rotate even if the conditions for Starting of the
rear PTO shaft are met.
If this situation occurs, the rear PTO shaft must be activated in accordance with Activation of the rear PTO
shaft - independent revolutions - common working mode and automatic deactivation of the clutch of
PTO shaft must be reactivated by the button (A).
DRIVE OF AGRICULTURAL MACHINERY
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