Yamaha Wolverine YX70EPNG, Руководство по обслуживанию

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CAMSHAFTS
5-15
b. Position the mark “a” on the AC magneto ro-
tor with the mark “b” in the AC magneto cov-
er.
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2. Install:
• Timing chain “1”
(onto the camshaft sprockets “2”)
• Exhaust camshaft
• Intake camshaft
NOTICE
ECB02440
Do not turn the crankshaft when installing
the timing chain to avoid damage or improp-
er valve timing.
TIP
When installing the timing chain “1”, make sure
that the holes “a” in the camshaft sprockets “2”
are positioned above the cylinder head mating
surface “b” as shown in the illustration, and the
marks “c” and “d” on the sprockets are aligned
with the cylinder head mating surface “b”.
3. Install:
• Bearing stoppers
• Camshaft cap “1”
NOTICE
ECB02450
• The camshaft cap bolts must be tightened
evenly or damage to the cylinder head,
camshaft cap, and camshafts will result.
• Do not turn the crankshaft when installing
the camshaft cap to avoid damage or im-
proper valve timing.
TIP
Tighten the camshaft cap bolts in the tightening
sequence as shown.
4. Install:
• Timing chain tensioner gasket
• Timing chain tensioner
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a. Remove the timing chain tensioner cap bolt
and gasket.
b. Install a new gasket and the timing chain ten-
sioner “1” onto the cylinder.
TIP
Turn the timing chain tensioner rod fully clock-
wise with a flat-head screwdriver, and then, with
the tensioner rod turned all the way into the tim-
ing chain tensioner housing (with the thin screw-
driver still installed), install the timing chain
tensioner “1” onto the cylinder.
a
b
a
d
c
2
a
2
1
b
c d
T
R
.
.
Camshaft cap bolt
10 Nm (1.0 m·kgf, 7.2 ft·lbf)
T
R
.
.
Timing chain tensioner bolt
10 Nm (1.0 m·kgf, 7.2 ft·lbf)
5
7
8
4
3
1
1
2
6
New