Yamaha Waverunner FX 160, Service Manual

Page: 348 / 774

5-61
E
POWR
CAMSHAFTS
T
R
.
.
Timing chain tensioner bolt:
10 N • m (1.0 kgf • m, 7.2 ft • lb)
• Remove the screwdriver, make sure the
timing chain tensioner rod releases, and
then tighten the cap bolt to the specified
torque.
T
R
.
.
Cap bolt:
10 N • m (1.0 kgf • m, 7.2 ft • lb)
4. Turn:
• Drive coupling
(several turns counterclockwise)
5. Check:
Turn the drive coupling counterclock-
wise, and then check if cylinder #1 is at
TDC of the compression stroke with a
dial gauge.
• Camshaft punch marks
a
Make sure that the camshaft punch
marks are aligned with the arrow marks
b
on the camshaft caps.
Out of alignment
→
Adjust.
Refer to the installation steps above.
6. Measure:
• Valve clearance
Out of specification
→
Adjust.
Refer to “POWER UNIT” in Chapter 3.