Ski-Doo Formula S 1998, Shop Manual

Page: 152 / 338

Section 05 TRANSMISSION
Subsection 03 (DRIVE PULLEY)
05-03-3
GENERAL
Some drive pulley components (return spring, cal-
ibration disk) can be changed to improve vehicle
performance in high altitude regions. The
High Al-
titude Technical Data booklet (P/N 484 0686 00
and 484 0545 00 for binder) gives information
about calibration according to altitude.
REMOVAL
NOTE: If disassembling drive pulley, first straight-
en tab washer no. 7 then untighten nut no. 8 .
Use clutch holder (P/N 529 0276 00).
Remove retaining screw no. 9 .
TYPICAL
Insert drive pulley puller (P/N 529 0314 00) then
remove drive pulley.
TYPICAL
DISASSEMBLY
Unscrew nut. Remove tab washer.
Check for alignment marks for proper indexing at
reassembly.
1. Alignment marks
Identify blocks no. 1 and their respective positive
positions for reassembly.
-
CAUTION
Such modifications should only be per-
formed by experience mechanics since they
can greatly affect vehicle performance.
;
WARNING
Any drive pulley repairs must be performed by
an authorized Bombardier snowmobile dealer,
or other such qualified person. Sub-compo-
nent installation and assembly tolerances re-
quire strict adherence to procedures detailed.
;
WARNING
Never use an impact wrench to remove or
install the drive pulley.
A05D0JB
529 0276 00
A05D0KA
529 0314 00
A03D2IA
1