6.5 REPLACEMENT OF THE SMALL WHEELS
FOR THE DRIVE BELT
Remove the collector channel [see 5.3].
For greater operating convenience it is recommend-
ed that the transmission belt is slackened off; this is
done by ...
➤
In mechanical transmission models:
In
mechanical transmission models: engaging the
parking brake.
➤
In hydrostatic transmission models:
grasp-
ing the two branches of the belt (2), pulling it just
enough to free it from the pulley throat (3), over-
coming the resistance of the tension regulator
guide pulley.
The two wheels
(3)
are held onto the frame by two
nuts
(4)
, with a spacer in between
(5)
.
When reassembling, there should be kept in mind
that:
– thetall spacer
(5a)
is to be fitted beneath the
right-hand wheel
(3a)
;
– the short spacer
(5b)
is to be fitted beneath the
left-hand wheel
(3b)
;
When reassembly is completed, tighten the nuts
(4)
to the amounts shown.
At the end...
Adjust the drive engagement [see 4.3].
Refit the collector channel [see 5.3].
Tightening torque
4
Nuts for small wheels...................... 25 ÷ 30 Nm
4/2007
5a
5b
3a
3b
4
5
3
1
2
1
© by GLOBAL GARDEN PRODUCTS
N...92
WORKSHOP MANUAL
REPLACEMENT OF THE SMALL WHEELS
FOR THE DRIVE BELT
6.5
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