Installation; Fan Belt Replacement And Deflection Adjustment - BOMBARDIER ski-doo Tundra Scandic 2004 Series Shop Manual

Support fan housing no. 12 with a ring. With a punch,
working all around bearing no. 10 inner race, drive
bearing out of fan housing. Keep shims for instal-
lation.
1
A23C07A
1. Ring supporting fan housing
Remove circlip no. 11 then remaining bearing.
To install, press one bearing in place then install
circlip and shims. Press the other bearing from op-
posite side until it is flush with housing. Press fan
shaft from engine side of fan housing. Check for
free rolling action.

INSTALLATION

At assembly, apply a light coat of Loctite 243 (blue)
on screw no. 1 threads.
A gasket must be placed on both sides (inner and
outer) of intake and exhaust holes of cylinder cowl
nos. 4 and 5.
Reinstall fan protector no. 18 properly.
WARNING
Always reinstall fan protector after servicing.
FAN BELT REPLACEMENT AND
DEFLECTION ADJUSTMENT
Remove muffler, rewind starter and on so equipped
models connecting flange. Following procedure de-
scribed above.
MMR2004-117_04_08A.FM
Subsection 08 (AXIAL FAN COOLING SYSTEM)
Using fan holder tool (P/N 420 876 357), remove fan
nut.
Remove fan with pulley half.
A03C22A
1. Remove fan with pulley half
Remove fan belt.
Leave shims and second half pulley in place. Refer
to the following photo.
A03C23A
1. Keep shims
2. Leave second half pulley in place
Section 04 ENGINE
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04-08-3