Assembling The Timing Chain Cover; Installing The Rocker Arms And Rocker Arm Shafts; Installing The Timing Chain Cover - Yamaha R1 Series 2015 Service Manual

EAS31744

ASSEMBLING THE TIMING CHAIN COVER

1. Install:
• Oil seal "1"
New
TIP
Install the oil seal with a socket "2" that matches
its outside diameter.
Installed depth "a"
4.0–4.5 mm (0.16–0.18 in)
1
2. Install:
• Washer
• Circlip
New
EAS31657
INSTALLING THE ROCKER ARMS AND
ROCKER ARM SHAFTS
1. Install:
• Rocker arm
• Rocker arm shaft "1"
• Rocker arm shaft bolt "2"
• Straight plug "3"
TIP
• Align the end surface "a" of the rocker arm
shaft with the surface "b" of the cylinder head.
• After installing the rocker arm shaft bolt, make
sure that the rocker arm shaft turns smoothly.
Rocker arm shaft bolt
6 Nm (0.6 m·kgf, 4.3 ft·lbf)
LOCTITE®
Straight plug (rocker arm shaft)
10 Nm (1.0 m·kgf, 7.2 ft·lbf)
LOCTITE®
2
a
3
EAS31715

INSTALLING THE TIMING CHAIN COVER

1. Install:
• Timing chain cover
• Timing chain cover bolt
2. Tighten:
• Timing chain cover bolt
Timing chain cover bolt
*
Following the tightening order, loosen the bolt
one by one and then retighten it to the specific
torque and the specific angle.
TIP
Tighten the timing chain cover bolts in the tight-
ening sequence as shown.
5
5-18
CAMSHAFTS
b
a
1 2
1 2
New
1st: 6 Nm (0.6 m·kgf, 4.3 ft·lbf)
*
2nd: 3.0 Nm (0.30 m·kgf, 2.2
ft·lbf)
Specified angle 90
1
4
1 3
1 3
2
3