BOMBARDIER ski-doo Tundra Scandic 2004 Series, Shop Manual, Page: 276 / 427

Section 05 TRANSMISSION
Subsection 07 (CHAINCASE)
05-07-6
MMR2004-127_05_07A.FM
26, Conical Spring Washer
Install washer with its concave side towards
sprocket.
4, Upper Sprocket Castellated Nut
Torque to 60 N•m (44 lbf•ft).
Install new cotter pin in the position shown.
CAUTION: When removing a cotter pin always
replace with a new one.
CAUTION: Cotter pin will rub on chaincase cover
if installed otherwise.
1. New
2. Fold cotter pin over castellated nut flats only
18, Circlip
CAUTION: It is of the utmost importance to in-
stall the circlip otherwise damage to the chain-
case components may occur.
DRIVE CHAIN ADJUSTMENT
NOTE: Brake disc key must be in good condition
before checking chain free play.
10, O-Ring
Replace both O-rings no. 10 on tensioner adjust-
ment screw. Fully tighten tensioner adjustment
screw
by hand , then back off only far enough for
hair pin to engage in locking hole.
This initial adjustment should provide 3 - 5 mm
(1/8 - 13/64 in) free-play when measured at the
outer circumference of the brake disc.
CAUTION: Free-play must not exceed 5 mm
(13/64 in), readjust if necessary.
21, Chaincase Oil
Pour 250 mL (8.5 fl. oz) of synthetic chaincase oil
(P/N 413 803 300) into chaincase.
Check oil level with the dipstick then add if re-
quired. Remove metal particles from magnet.
TYPICAL
1. Dipstick
NOTE: Chaincase must be in its proper position
when checking oil level.
ADJUSTMENT
Pulley Alignment
Refer to PULLEY DISTANCE AND ALIGNMENT.
Track Tension and Alignment
Refer to TRACK.
A03D14A
A02D08A
1
2
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WARNING
If the specified free-play is not reached with
the tensioner screw fully tightened, replace
chain and check the condition of sprockets.
A03A03A
1