DK00026.fm
REPAIR MANUAL
BRP-Powertrain
Effectivity: 125 MAX/125 Junior MAX/125 Mini
MAX/125 Micro MAX
Edition 2 / Rev. 0
Chapter 4
Page 13
December 01/2010
3) Inspection of cylinder parts
General
3.1) Inspection of cylinder
Instructions See Figure 6.
Graphic Cylinder
Figure 6 K00027
Components, which have reached or exceeded their
wear limits, must be replaced. Components, which
are found to be defective in the context of the visual
inspection and might influence the engine's perform-
ance, must also be replaced.
Step Procedure
1 Remove lime deposits (1) from the water cooling of the cylinder.
2 Clean combustion residues from the exhaust valve and slider duct (2).
3 Clean O-ring groove (3).
4 Inspect all threads.
5 All sealing surfaces must be clean and smooth.
6 Inspect the cylinder bore for abnormal wear.
7 Inspect the impulse bore.
Part Function
1 Possible lime deposits
2 Slider duct
3 Groove for O-ring
4 Impulse bore
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