Yamaha WaveRunner FX160 Wartungshandbuch Seite 402

POWR
H
F B
8 6 2
9 3 1
C A
I
CRANKCASE
J
D
4 0
5 7
E
G
5. Tighten:
• Crankcase bolts 1– 0
NOTE:
• Do not reuse crankcase bolts 1– 0.
• The tightening procedure of crankcase bolts
1– 0 is angle controlled, therefore tighten
the bolts using the following procedure.
Tightening steps:
• Tighten the bolts in the tightening
sequence cast on the crankcase.
Crankcase bolt 1–0:
1st:
7.8 N • m
(0.78 kgf • m, 5.6 ft • lb)
• Loosen and retighten the crankcase bolts
in the proper tightening sequence as
shown.
Crankcase bolt 1–0:
2nd:
Loosen completely
3rd:
15 N • m (1.5 kgf • m, 11 ft • lb)
• Tighten the crankcase bolts further to
reach the specified angle 49° in the
proper tightening sequence as shown.
Crankcase bolt 1–0:
Final:
Specified angle 49 ± 5°
WARNING
When the bolts are tightened more than
the specified angle, do not loosen the
bolt and then retighten it.
Replace the bolt with a new one and per-
form the procedure again.
5-88
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