SWM SM 500 R E4 2018 Manual - Uso - Mantenimiento página 124

CHECKING THE WEAR OF CHAIN, PINION AND SPROCK-
ET
Proceed as follows:
- fully stretch the chain with the adjusting screws.
- mark 20 chain links.
- measure the distance "L" between 1st pin center
st
and 21 pin center.
STANDARD WEAR LIMIT
12.5 in. 12.71 in.
1 2 3
L
EN - 46
Check the pinion damages or wear and replace it
should the wear degree be as the one shown in fig-
ure.
Remove the wheel and check the wear of the rear
sproket teeth. The below figure shows the outline
of teeth in normal and excessive wear. Should the
sprocket be badly worn out, replace it by loosening
the six fastening screws to the hub.
WARNING*: Misalignment of the wheel will re-
sult in abnormal wear and may result in an
unsafe riding condition.
21
Normal consumption
Excessive consumption