Yamaha WaveRunner FX Cruiser SHO, Service Manual

Page: 189 / 433

5-64
E
POWR
1
2
3
4
5
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8
9
Valve clearance adjustment
NOTE:
To measure the valve clearance, refer to
“ Valve clearance measurement ” in Chapter 3.
1. Adjust:
• Valve clearance
Adjustment steps:
1. Remove the camshaft.
Refer to “ Camshaft removal. ”
2. Remove the valve lifter
1
and valve pad
2
.
NOTE:
Make a note of the position of each valve lifter
1
and valve pad
2
so that they can be
installed in their original positions.
3. Select the proper valve pad from the fol-
lowing table.
NOTE:
The thickness
a
of each valve pad is marked
in hundredths of millimeters on the side that
touches the valve lifter.
4. Round off the original valve pad number
according to the following table.
5. Select the new valve pad number from the
valve pad selection table.
6. Apply the valve pad and valve lifter with
engine oil.
7. Install the selected valve pad
2
and the
valve lifter
1
.
Valve pad thickness
range
Available valve pads
Nos.
120 – 230
1.20 –
2.30 mm
23 thicknesses in
0.05 mm increments
Last digit Rounded value
0, 1, 2 0
4, 5, 6 5
8, 9 10
1
2
1 2
148
a
M
1
2
E
Camshaft