Yamaha WaveRunner FX140 Manuel D'entretien page 328

POWR
8 5
6
7
16 10 11 13
14 12
9 15
CAMSHAFTS
4 1 10
2
3 9
6 2 3 7 18
8 4 1 5 17
3. Measure:
• Camshaft runout
Out of specification → Replace.
Maximum camshaft runout:
0.03 mm (0.0012 in)
4. Measure:
• Camshaft-journal-to-camshaft-cap
clearance
Out of specification → Measure the
camshaft journal diameter.
Camshaft-journal-to-camshaft-
cap clearance:
0.05–0.08 mm (0.0020–0.0031 in)
Measurement steps:
• Install the camshaft into the cylinder head
(without the dowel pins and camshaft
caps).
• Position a strip of Plastigauge
the camshaft journal as shown.
• Install the dowel pins and camshaft caps.
NOTE:
• Tighten the intake and exhaust camshaft
cap bolts in the sequence shown.
• Do not turn the camshaft when measuring
the camshaft journal-to-camshaft cap
clearance with the Plastigauge
Camshaft cap bolt:
10 N • m (1.0 kgf • m, 7.2 ft • lb)
• Remove the camshaft caps and then
measure the width of the Plastigauge
1.
5-54
E
® 1 onto
®
.
®