lavina LB36G-S User Manual page 30

Superabrasive
7.6 TENSIONING AND REPLACING THE FAN BELT
Take out the vacuum cleaner bag (Fig. 7.6.1). Unscrew the fastening screws of the back cover and lay it hang down
(Fig. 7.6.2) (Fig. 7.6.3). Unscrew the fastening screws of the two back spoilers (Fig. 7.6.4) , and remove the spoilers.
(Fig. 7.6.5). Loosen the four bolts (Fig. 7.6.6),(Fig. 7.6.7),(Fig. 7.6.8), loosen the nut (2) and fasten the belt (screw
bolt (1)) (Fig. 7.6.6),(Fig. 7.6.9),(Fig. 7.6.10). At the end fasten the nut (2) (Fig. 7.6.10).
Figure 7.6.1
Figure 7.6.4
Replacing the belt is possible after dismounting the main belt (Section 7.4).
ATTENTION:
NEVER "OVER" TENSION THE BELT, THE BELT WILL BE DESTROYED AND IT WILL NEVER RECOVER ITS ORIGINAL TENSION
The belt tension can be tested with an OPTIKRIK 0 in position (А). Тhe tension of the existing belt must be 70N. The tension of
the new belt must be 91N.
7.7 SEPARATING THE HEAD FROM THE CARRIAGE
Please note that the propane cylinder has to be removed and stored outside before
any maintenance or reparation is done.
Remove the front cover as per section (7.3). Loosen the motor base plate (Fig. 7.4.6),
release the tension device (Fig. 7.4.7), and take out the belt (Fig. 7.4.8). Dismount fan
belt as per section (7.6). Unscrew the nuts of the two pins and dismount the carriage
(Fig. 7.7) (Fig. 5.1).
Owner's Manual – LAVINA® LB36G-S
Figure 7.6.7
Figure 7.6.9
30
Figure 7.6.2
Figure 7.6.5
5/2018
Figure 7.6.3
Figure 7.6.6
Figure 7.6.8
Figure 7.6.10
Figure 7.7