BRP BOMBARDIER DS250 2006 Shop Manual page 226

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Remove swing arm bolt.
Remove swing arm.
Disassembly
Remove seals on both ends of swing arm.
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Remove swing arm shaft.
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1. Swing arm shaft
2. Bushing
Insert a long steel bar inside swing arm and re-
move bushings.
Inspection
Check swing arm for distortion, rust, cracks, bend
or other damages. Change if necessary.
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Section 08 REAR SUSPENSION AND AXLE
Subsection 01 (REAR SUSPENSION AND AXLE)
Check bushings and shaft for wear or damages.
Replace defective parts.
Check if the seals are brittle, hard or otherwise
damaged.
Assembly
Press new bushings into swing arm.
Insert swing arm shaft.
Install new seals on both ends of swing arm.
Installation
For installation, reverse the removal procedure.
Position drive chain on the front part of swing arm
then install swing arm.
NOTE: Check if the swing arm moves freely.
Grease swing arm pivot with suspension synthetic
grease (P/N 293 550 033).
Install all removed parts.
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