Yamaha PZ50W Service Manual page 195

a
a
L
a
b
5-26
CAMSHAFTS
3. Install:
• Dowel pins
• Intake camshaft cap
• Exhaust camshaft cap
NOTE:
Install the camshaft caps with the arrow mark a
pointing towards the right side of the engine.
4. Install:
• Camshaft cap bolts
Camshaft cap bolt:
9 Nm (0.9 m · kg, 6.5 ft · lb)
NOTE:
Tighten the camshaft cap bolts in stages and in a
crisscross pattern, working from the inner caps out.
CAUTION:
• Lubricate the camshaft cap bolts with the
engine oil.
• The camshaft cap bolts must be tightened
evenly or damage to the cylinder head, cam-
shaft caps, and camshafts will result.
• Do not turn the crankshaft when installing the
camshaft to avoid damage or improper valve
timing.
5. Install:
• Timing chain tensioner gasket 1
• Timing chain tensioner 2
Timing chain tensioner bolt:
12 Nm (1.2 m · kg, 8.7 ft · lb)
NOTE:
• Be sure to install the timing chain tensioner gas-
ket so that its section with the "L" mark a is pro-
truding from the lower left side of the timing chain
tensioner.
• The arrow mark b on the timing chain tensioner
should face up.
6. Turn:
• Crankshaft
(several turns counterclockwise)
ENG
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