34
Troubleshooting Information
KMR 1250 B, LPG, D
Check sweeping pattern
–
Close dust pickup hatch.
–
Drive mobile sweeper onto dusty surface,
and set parking brake.
–
Lower brush roller (lever in center position),
and allow to run in place for a few seconds.
–
Raise brush roller and, with coarse debris
hatch open, reverse a few feet.
Note:
Sweeping pattern width should be between
30 and 50 mm (1.18-1.97 in). Parallel devia-
tion should be less than 15 mm (0.60 in).
Modify sweeping pattern
The sweeping pattern is modified by means of
the central adjustment screw:
–
To increase pattern contact area: Turn out
adjusting screw counterclockwise (+).
–
To increase pattern contact area: Turn in
adjustment screw clockwise (–).
Setting sweeping pattern
Modifying sweeping pattern
Set correct sweeping pattern
A wedge-shaped sweeping pattern may be set
by adjusting brush roller suspension on the fork
head (1). This may be accomplished by manip-
ulating the fork head on either left-hand or right-
hand side, or on both sides.
Brush Roller – Poor Performance
-
+
30-50 mm
1
Checking sweeping pattern
1
Fork head
