Yamaha F200B, Service Manual

Page: 328 / 579

7-69
POWR
Power unit
Tightening procedure when using new cylin-
der head bolts:
Tightening procedure when reusing the cylin-
der head bolts:
TIP:
• Make sure to install the cylinder head gas-
kets (PORT and STBD) onto the proper cyl-
inder heads.
• In the 6th stage, mark the M10 bolts 5 and
the cylinder heads with identification marks
a
, and then tighten the bolts 90° from the
mark.
4. Install new filters
8
and the OCVs
9
,
and then tighten the OCV bolts 0 to the
specified torque.
5. Install the engine hangers
A
, and then
tighten the engine hanger bolts B to the
specified torque.
6. Install the fuel rails. See “Installing the
fuel injector” (6-46).
Cylinder head bolt
5 1
–
8
(M10):
1st: 30 N·m (3.0 kgf·m, 22.1 ft·lb)
2nd: 60 N·m (6.0 kgf·m, 44.3 ft·lb)
3rd: Loosen completely
4th: 30 N·m (3.0 kgf·m, 22.1 ft·lb)
5th: 60 N·m (6.0 kgf·m, 44.3 ft·lb)
6th: 90°
Cylinder head bolt
6
and
7 9
–
A
(M8):
1st: 14 N·m (1.4 kgf·m, 10.3 ft·lb)
2nd: 28 N·m (2.8 kgf·m, 20.7 ft·lb)
Cylinder head bolt
5 1
–
8
(M10):
1st: 27 N·m (2.7 kgf·m, 19.9 ft·lb)
2nd: 54 N·m (5.4 kgf·m, 39.8 ft·lb)
3rd: Loosen completely
4th: 27 N·m (2.7 kgf·m, 19.9 ft·lb)
5th: 54 N·m (5.4 kgf·m, 39.8 ft·lb)
6th: 90°
Cylinder head bolt
6
and
7 9
–
A
(M8):
1st: 14 N·m (1.4 kgf·m, 10.3 ft·lb)
2nd: 28 N·m (2.8 kgf·m, 20.7 ft·lb)
OCV bolt
0
:
7 N·m (0.7 kgf·m, 5.2 ft·lb)
Engine hanger bolt
B
:
12 N·m (1.2 kgf·m, 8.9 ft·lb)
A
B
9
8
0