Zetor 3321 SUPER, Operator'S Manual

Page: 97 / 233

96
REAR WHEEL TREAD
A 130 A 131
REAR WHEEL TREAD SETTING
On the base of rear tire width, the rear
wheel tread can be set within the
following range by 75 mm:
1350 to 1800 mm - Z 3321, Z 3341, Z
4321, Z 4341, Z 5321, Z 5341, Z 6321, Z
6341, Z 7321, Z 7341
Standard rear wheel tread 1500 mm is
set at the factory on models Z 3321 to Z
7341.
Rear wheel tread 1350 can be mini mally
set for following tires (12,4-28; 12,4-32;
13,6-36).
REAR WHEEL TREAD SETTING
The rear wheel treads are adjustable by
step 75 mm and are set by changing of
rim and disc position. Tread setting is
done with lifted tractor rear part to en-
able rear wheel free turning.
Don
’
t forget to block front wheels
against movement before lifting.
Tighten all screws connecting the disc
and rim by torque 225 - 250 Nm and
nuts of studs connecting the disc and
shaft by torque 400 - 470 Nm after tread
setting.
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