Yamaha R1 Series 2015, Руководство по обслуживанию

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CAMSHAFTS
5-20
evenly or damage to the cylinder head,
camshaft caps, and camshafts will result.
• Do not turn the crankshaft when installing
the camshaft to avoid damage or improper
valve timing.
NOTICE
ECA23010
There are two kinds of camshaft cap bolts
with different lengths. Be sure to install each
bolt onto the correct position.
6. Install:
• Timing chain tensioner
•
Timing chain tensioner gasket
▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼
a. Using the valve spring compressor “1”, push
and insert timing chain tensioner rod “2” into
the timing chain tensioner housing.
TIP
Push the timing chain tensioner rod in direction
“a”, and turn the timing chain tensioner body “3”
in direction “b” until it stops.
b. Keep pressing the timing chain tensioner rod,
mount clip “4” into groove “5”, and lock the
timing chain tensioner rod.
c. In the status of step (b), install the rod assem-
bly in the cylinder block.
TIP
Always use a new gasket.
d. Unlock the timing chain tensioner by turning
the crankshaft clockwise, and tension the tim-
ing chain.
▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲
7. Turn:
• Crankshaft
(several turns counterclockwise)
8. Check:
•
Mark “a”
Make sure the mark “a” on the generator rotor
a. Camshaft cap bolt (black): 40 mm (1.57 in)
b. Camshaft cap bolt (silver): 35 mm (1.38 in)
A. Intake side
B. Exhaust side
Valve spring compressor
90890-04019
Valve spring compressor
YM-04019
a b a b
New
Timing chain tensioner bolt
10 Nm (1.0 m·kgf, 7.2 ft·lbf)
LOCTITE®
2
3
1
1
a
b
5
4
T
R
.
.