Advance acoustic Adinity 17ST, Руководство по обслуживанию

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SERVICE MANUAL
ENGLISH
Adinity™ 17 ST / 20 ST / 20 D / X 20 D / X 20 C / X 24 D
9096982000(2)2009-06
45
BRUSHING SYSTEM
CHECK/REPLACEMENT/ADJUSTMENT OF DRIVING BELTS FROM MOTORS TO CYLINDRICAL
BRUSHES (For Adinity™ X 20 C)
Check
Drive the machine on a level loor. 1.
Turn the ignition key (12) to “0”.
2.
Lower the cylindrical brush deck by pressing the pedal (11).
3.
Remove the screws (A) and remove the covers (B). 4.
Visually inspect the belt (C) for integrity, cuts, tears or cracks, otherwise replace it according to the following procedure.
5.
Check the tension of the belt (G) according to the following procedure.
6.
Replacement
If the belt (G) is to be replaced, loosen the nut (D) and move the pulley (K) to loosen the belt. 7.
Tension the belt (according to the following procedure).
8.
Belt tensioning
Check the tension of the belt (C) from motor to brush. The tension is correct:
9.
When pressing the belt in its center with a force of 22 lb (10 kg) (F), the belt bends for 0.20 in (5 mm). •
If necessary, tension the belt according to the following procedure:
Loosen the nut (D) and adjust the position of the pulley (E). When tensioning procedure has been carried out, tighten the nut 10.
(D).
Repeat step 8. 11.
Reset
If Perform steps 3 an d 4 in the reverse order. 12.
B
A
D
E
E
C
F
5 mm
S301548A