Yamaha F225A Service Manual page 139

4. Install the camshaft caps, and then
tighten the bolts to the specified torques
in two stages and in the sequence
shown.
5. Install the timing chain tensioners 1, and
then tighten the bolts to the specified
torque in the sequence shown.
69J3D11
NOTE:
• Install the camshaft caps in the proper posi-
tion as shown and with the stamped num-
bers facing upside down.
• Apply engine oil to the camshaft cap bolts
before installation.
Camshaft cap bolt:
1st: 8 N·m (0.8 kgf·m, 5.8 ft·lb)
2nd: 17 N·m (1.7 kgf·m, 12 ft·lb)
Timing chain tensioner bolt:
12 N·m (1.2 kgf·m, 8.7 ft·lb)
6. Install the new gaskets and exhaust cov-
ers, and then tighten the bolts to the
specified torques in two stages and in the
sequence shown.
Exhaust cover bolt:
1st: 6 N·m (0.6 kgf·m, 4.3 ft·lb)
2nd: 12 N·m (1.2 kgf·m, 8.7 ft·lb)
Cylinder head
5-42
1
2
3
4
5
6
7
8
9