Ski-Doo Formula S 1998, Shop Manual

Page: 158 / 338

Section 05 TRANSMISSION
Subsection 03 (DRIVE PULLEY)
05-03-9
CLEANING
5,6, Fixed and Sliding Half
Clean pulley faces and shaft with fine steel wool
and dry cloth.
5, Fixed Half and Crankshaft End
Parts must be at room temperature before clean-
ing.
Using a paper towel with cleaning solvent
(P/N 413 7082 00), clean crankshaft tapered
end and the taper inside the fixed half of the
drive pulley, crankshaft threads and retaining
screw threads.
Remove all harden oil deposits that have baked on
crankshaft and pulley tapered surfaces with
coarse or medium steel wool and/or sand paper
no. 600.
Reclean mounting surfaces with paper towel and
cleaning solvent (P/N 413 7082 00).
Wipe off the mounting surfaces with a clean, dry
paper towel.
7,20, Bushing
Only use petrol base cleaner when cleaning bush-
ings.
INSPECTION
Drive pulley should be inspected annually.
16,17, Thrust Washer and Roller
Check roller for roundness of external diameter.
Check thrust washer for thickness wear. Replace
as required.
9,12, Fitting Bolt Ass’y and Flanged
Bushing
Check for wear, replace as required. When install-
ing old style flanged bushing (made of black plas-
tic), use a size “O” (letter) drill bit to ream inside
diameter.
24,25, O-ring and Slider Shoe
Check if O-rings are cracked, cut or crushed. Re-
place as required.
Check slider shoes for wear. Replace if groove is
not apparent on top.
5,29, Fixed Half and Governor Cup
Inspect splines and free play between both parts.
Maximum free-play is 0.5 mm (.020 in) measured
at calibration screw radius. Replace if required.
20, Spring Cover Bushing
Visually inspect coating. Replace if worn.
Under normal use there is no need to replace this
bushing.
Use tools (P/N 529 0313 00 and 529 0312 00) to
remove old bushing.
;
WARNING
This procedure must be performed in a well
ventilated area.
-
CAUTION
Avoid contact between cleaner and crank-
shaft seal because damage may occur.
-
CAUTION
Do not use any other type of abrasive.
-
CAUTION
Mounting surfaces must be free of any oil,
cleaner or towel residue.
-
CAUTION
Do not use acetone to clean bushing.
-
CAUTION
Ensure rollers are in good condition. Re-
place as required.