1986 Ski-Doo Factory Shop Manual, Page 244Get this manual
Section 03 TRANSMISSION Sub-section 01 (PULLEY GUARD)
PULLEY GUARD
DISASSEMBLYASSEMBLY ADJUSTMENT
Elan &Alpine only
The length of the uncompressed retaining pin spring should not be less than 47 mm (1 718") For additional information (ex exploded view) refer to the 1986 correspondent parts
WARNING: Engine should be running only when belt guardandor pulley guard are well secured in
An uncompressed front guard spring should not be less than 20 mm (13116") When assembling adjust length as illustrated below_
INSPECTION
All models
Check pulley guard mounting bosses, clips and retainers for weaL
ElanAlpine models
Check the spring loaded retaining pin for free operation, Replace any damaged parts, Prior to Installation, ensure that pulley guard and frame bracket are 90 with frame