Wheel Track Change; Front Wheels Track Of Front Drive Axle In Tractors Equipped With Non-Removable Discs; Toe-In Of The Wheels Of The Front Driving Axle - Zetor FORTERRA HD Series Operator's Manual

WHEEL TRACK CHANGE

Front wheels track of front drive axle in tractors equipped with non-removable discs

Front wheels track
1 924 mm
Tighten the nut of front wheels at a torque of 300 - 350 Nm.
- Nuts tightening front wheels to be tightened at a torque of 300 - 350 Nm.
- After travelling the distance of 100 m with an unloaded tractor, tighten the nuts tightening the front wheels
again to the prescribed torque.
- After loading the tractor, tighten the nuts tightening the front wheels after 3 Mh.
- After 10 Mh, retest the tightening of nuts fixing the front wheels.

Toe-in of the wheels of the front driving axle

Proper toe-in or toe-out (S) of front wheels in a tractor with
front drive axle is measured on wheels´ rim
Toe-in or toe-out is determined by the difference of
measured values.
Tractors with solid front drive axle
b = a + 0 to 2 mm
Tractors with suspension front drive axle
S value changes with height setting of front part of the
tractor (see DRIVING OPERATION chapter).
Front part of tractor in the highest position
F_02_189
b = a - 3.3 to 4.2 mm
Front part of tractor in the medium position
b = a + 0.3 mm
Front part of tractor in the lowest position
b = a + 2.2 to 2.8 mm
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