Yamaha F150B Service Manual - page 247
7-34
Exhaust cover
0
1
2
3
4
5
6
7
8
9
10
A
Removing the exhaust cover
1.
Remove the cover a and thermostat b.
2.
Remove the exhaust cover bolts in the
sequence numbers (a, b, · · ·).
Checking the exhaust cover anode
1.
Check the anodes. Clean if there are
scales, grease, or oil. NOTICE: Do not
oil, grease, or paint the anodes, other-
wise they will be ineffective.
2.
Replace the anodes if excessively
eroded.
Checking the PCV
1.
Remove the PCV a.
2.
Check the PCV a for wear or damage.
Replace if necessary.
3.
Check the grommet b for deformation.
Replace if necessary.
4.
Check the spring c for fatigue or
deformation. Replace if necessary.
Installing the PCV
Install a new gasket a and the PCV b, and
then tighten the bolts.
Installing the exhaust cover
1.
Install a new gasket and the exhaust
cover, and then tighten the bolts to the
specified torques in 2 stages and in the
sequence numbers (a, b, · · ·).
2.
Install a new gasket a, thermostat b,
cover c, and then tighten the bolts d to
the specified torques in 2 stages.
a
b
a
b
c d
e
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Exhaust cover bolt:
1st: 6 N·m (0.6 kgf·m, 4.4 ft·lb)
2nd: 12 N·m (1.2 kgf·m, 8.9 ft·lb)
a
b
c
LT
572
LT
a
b
b
a
b
c
d
e
f
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