Tires For Non Driven Wheels; Tires For Driving Wheels; Tractor Storage - Zetor 8621 Forterra turbo Operator's Manual

When loading the tractor, the allowed axle load capacity of axles must not exceed the allowed load capacity mentioned in main
technical parameters of the particular type of tractor. Change of tire load from the basic value is mentioned in the following
tables.
Note: values for inflating tires 100% are mentioned in tables of recommended inflating in article Main operating activities
field operation .

TIRES FOR NON DRIVEN WHEELS

Front wheels
Speed Load
km/h capacity %
10 150(200*)
20 135
25 115
30 100
35 90
40 80
* value for front loader only
MAINTENANCE INSTRUCTIONS

TIRES FOR DRIVING WHEELS

Wheels - diagonal tire
Inflating Speed
% km/h
125 10
100 20
100 25
100 30
100 35
100 40
** minimal value for 6 PR
It is not allowed to increase the tire load
capacity by farther increase of inflating
pressure over values mentioned in table
and with reducing the tractor travel
speed except of mentioned cases.
Load Inflating
capacity % %
140** 125
120 100
107 100
100 100
90 100
80 100
186
TIRES FOR DRIVING WHEELS
Wheels - radial tire
Speed Load
km/h capacity %
10 150
20 123
25 111
30 107
35 103
40 100

TRACTOR STORAGE

If the tractor is stored out of operation for
short period, inflate tires to value used
for road transportation. When storage of
tractor for a long period, support the
tractor and reduce the tire pressure to
minimum (wheels must not touch the
ground).
for
Inflating
%
125
100
100
100
100
100