Timing Chain / Tensioner; Removal - BOMBARDIER Johnson 90 Service Manual

POWER UNIT
TIMING CHAIN / TENSIONER
TIMING CHAIN / TENSIONER
Removal
Prior to thls servlce work:
• Remove power unit. (See page 6-5 to 6-10)
1 Crankshaft / Orive gear
2 Driven gear / Timing sprocket
3 Timing chain
4 Timing chain guide
5 Timing chain tensioner
6 Timing chain tensioner adjuster
7 Oil pump drive sprocket
8 Exhaust camshaft and timing sprocket
9 lntake camshaft and timing sprocket
1. Turn crankshaft in its normal running direction
(®
direc­
tion) until No. 1 cylinder reaches top dead center.
NOTE:
To bring No. 1 cylinder to top dead center, turn crankshaft to
locate match mark (key) @ position at the top as shown in
figure.
I
. &
CAUTION
1
When timlng chaln has been removed, never turn crank­
shaft or camshaft.
lmD
5034238: Crankshaft holder
a:
Match mark (key) on crank shaft
R: Engine normal running direction
6-17