BRP BOMBARDIER DS250 2006 Shop Manual page 193

Section 06 TRANSMISSION
Subsection 01 (CONTINUOUSLY VARIABLE TRANSMISSION (CVT))
TYPICAL
1. Faces of drive pulley
Reclean mounting surfaces with paper towel
and cleaning solvent. Use pulley flange cleaner
(P/N 413 711 809).
Wipe off the mounting surfaces with a clean, dry
paper towel.
Only use petrol base cleaner when cleaning bush-
ings inside sliding sheave.
CAUTION: Do not use acetone to clean bush-
ing.
Inspection of Drive Pulley
Drive pulley should be inspected annually.
Roller
Check outer surface of rollers for roundness or flat
surfaces. Replace as required.
vmr2006-082-010_a
1. Contact surface to drive pulley sliding sheave
A. Roller diameter
Measure the roller diameter. If a roller is out of
specification, replace as required.
ROLLER DIAMETER
SERVICE LIMIT
174
Spacer
Check if the outer surface of spacer is worn or
damaged. Replace as required.
Measure the sliding sheave spacer. If the exter-
nal diameter is out of specification, replace as re-
quired.
vmr2006-082-011_a
1. Spacer
A. External diameter of spacer
Sliding Sheave
Check sliding sheave for cracks and sliding con-
tact surface for excessive wear. Replace sliding
sheave if necessary.
Measure bushing diameters of sliding sheave.
Use a dial bore gauge to measure bushing diame-
ter. Measuring point must be at least 5 mm (1/4 in)
from each bushing edge.
19.0 mm
1. Bushing
2. Drive pulley sliding sheave
(.748 in)
A. Bore diameter of bushing
SLIDING SHEAVE SPACER
SERVICE LIMIT
29.962 mm
(1.180 in)
vmr2006-082