148
CHANGE OF WHEEL TREAD
POSSIBLE WHEEL TREADS AT FRONT DRIVING AXLE OF TRACTORS Z 86
41,
Z 9641, Z 10641 AND Z 11641
Tires
12,4-24 13,6-24 12,4-28 14,9-24
Front wheel treads (mm) Rim position
1565∗ 1630∗
- -
1620 - - -
1715 1700
1715∗ 1710∗
1770 1780 1760 1770
1865 1850 1865 1860
1920 1930 1915 1915
2015 2000 2015 2010
∗ - standard tread
Recommended treads are highlighted in bolts
Tighten nuts of front wheels by
torque 270 - 300 Nm.
Changing of rim and disc position sets
the wheel tread.
First of all fix the tractor against
possible movement, lift the axle
by lifting jack and support it.
- Unscrew nuts of bolts connecting the
disc with rim and remove screws with
washers.
- Change the wheel tread by setting the
rim into the required position.
- Reassemble screws with washers
and lock them by nuts. Tighten nuts
by torque 270 - 300 Nm.
- Retighten screws to the prescribed
level after each loosening of rim
connection.
- Retighten connections again to the
prescribed torque after driving the
distance 100 m with unloaded tractor.
- Retighten connections after 3 hours
with loaded tractor.
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