BRP Outlander 400 EFI 2008, Руководство по обслуживанию

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Section 03 ENGINE
Subsection 09 (CYLINDER HEAD/CYLINDER)
TIMING CHAIN TENSIONER
Tensioner Removal

WARNING
Chain tensioner is spring loaded. Never per-
form this operation immediately after the en-
gine has been run because the exhaust sys-
tem can be very hot. Wait until exhaust sys-
tem is warm or cold.
Remove:
– Chain tensioner plug
– O-ring
– Spring
– Chain tensioner plunger.
4
R400motr55A
3 2 1
1. Chain tensioner plug
2. O-ring
3. Spring
4. Chain tensioner plunger
Remove chain tensioner housing with its O-ring.
2
R400motr56A
1
1. Chain tensioner screw
2. Chain tensioner housing
Tensioner Inspection
Check chain tensioner plunger no. 4 for free
movement and/or scoring.
Check if possible chain guides for wear. Replace
as necessary.
Check if O-ring no. 5 is brittle, cracked or hard.
Replace as necessary.
Check condition of spring no. 6 . Replace if broken
or worn.
Check the housing no. 9 for cracks or other dam-
ages. Replace it if necessary.
Check if O-ring no. 10 is brittle, cracked or hard.
Replace as necessary.
Tensioner Installation
For installation, reverse the removal procedure.
However, pay attention to the following.
NOTE: Before installing the chain tensioner make
sure, that the camshaft timing gear can be moved
back and forth.
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