CB-800
CB-1000
2.7.8.1 C
HANGING
THE
BRUSH
DRIVE
V-
BELT
1.
Fully extend the support wheel by turning
the pressure adjustment control knob
9
in
Fig. 1
to the
left
. Pull the support
wheel downwards out of the frame.
2.
Unscrew the two M6 screws on the caliper of
the pressure adjustment control knob
9
in
Fig. 1.
3.
Remove
the front plastic cover
11
in
Fig. 1
4.
Remove the brush drive belt
1
in
Fig. 29
from the pulleys and rollers and replace it with a new one.
5.
Fit
the front plastic cover
11
in
Fig. 1
. Insert
the pressure adjustment control knob
into the support wheel housing and
screw the caliper on with the two M6 screws.
6.
Slide the support wheel from the bottom into the frame. Screw
the pressure adjustment control knob
into the support
wheel by turning it to the
right
.
2.7.8.2 C
HANGING
THE
GEARBOX
DRIVE
V-
BELT
1.
Remove the front plastic cover
10
in
Fig. 1
2.
Remove both rear plastic covers
2
and
5
in
Fig. 7
(see
Chap. 2.5.6 Travel Speed Selection
).
3.
Remove the brush drive V-belt
1
in
Fig. 29
from the drive pulley on the engine.
4.
Loosen tensioning pulley
1
on the engine plate –
Fig. 28
5.
Gearbox drive belt
2
in
Fig.
Remove the
from the pulleys and replace it with a new one.
6.
Tension and tighten the belt tensioner
1
in
Fig. 28
.
7.
Reinstall the V-belt of the brush drive
1
in
Fig. 29
and
reinstall both covers
2
and
5
in
Fig. 7
.
2.7.8.3 R
EPLACING
THE
AXLE
DRIVE
V-
BELT
Due to the weight of the machine, carry out the replacement with the assistance of another person to support the machine
after the removal of its wheels and axle.
1.
Remove both rear plastic covers
2
and
5
in
Fig. 7
(see
Chap.2.5.6 Travel Speed Selection
).
Then
per
Fig. 30
2.
Remove the axle drive V-belt
7
from the axle pulleys and gearbox pulleys and slide it towards the left side of the machine.
3.
Remove both wheels
1
and
2
from the axle
3
.
4.
Remove the metal sheet axle covers
4L
4P
– M6 screws. Pull the cover
4L
out of the hook of connecting bar
5
.
5.
Remove the nuts
6
securing the bearing housings on both sides of the axle
3
and lower it.
6.
Remove the V-belt
7
and fit a new one.
7.
Secure the axle back to the frame; place the left axle sheet metal cover on the hook of the connecting bar and bolt both covers
to the frame; fit and secure both wheels on the axle per
Fig. 9
; fit the belt on both pulleys per
Chap.2.5.6 Travel Speed
; reinstall both plastic covers
2
and
5
in
Fig. 7
.
8.
Adjust the travel pulley per the procedure in
Chap.2.7.7.2 Travel pulley adjustment
.
37
re
vi
ze
1
2/
20
21
