Suzuki VLR1800 Service Manual page 291

Rear Cam Chain Drive Sprocket
• Install the rear cam chain drive sprocket (1) onto the
crankshaft.
CAUTION
!
When installing the rear cam chain drive
sprocket, align the wide spline teeth "A" and
"B".
"A"
1
• Temporarily tighten the rear cam chain drive sprocket
bolt (2).
Rear Cam Chain Idler Sprocket
• Turn the crankshaft counterclockwise with the box
wrench and align "R I T" line "A" on the crankshaft with
the index marks "B" of the upper crankcase hole.
CAUTION
!
To adjust the camshaft timing correctly, be
sure to align "R I T" line "A" with the index
marks "B" and hold this position when
installing the cam chain idler sprockets, front
and rear.
"B"
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2
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"A"
• Engage the cam chain No. 1 (1) and No. 2 (2) onto the
rear cam chain idler sprocket (3) and install it to the
upper crankcase.
• Pass the cam chain No. 1 (1) between the rear cam
drive idler sprocket (3) and rear cam chain drive
sprocket (4).
• Align the groove "C" on the rear cam chain idler
sprocket with the embossed line "D" on the upper
crankcase.
2
"C"
Engine Mechanical: 1D-80
"B"
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1
3
"D"
4
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"C"
"D"
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