Yamaha MT-01 Service Manual page 227

Manuals by Motomatrix / www.motomatrix.co.uk
ECA14630
CAUTION:
• Do not pump the valve lifter excessively.
• Kerosene is highly flammable.
1. Kerosene
2. Valve lifter
b. Install the valve lifter into the engine.
ECA14650
CAUTION:
Be sure to install the valve lifter in its appro-
priate position.
c. Start the engine and warm it up.
d. Stop the engine.
e. Remove the camshaft sprocket cover.
f. Rotate the camshaft until the punch mark "1"
on the camshaft driven gear aligns with the
punch mark on the camshaft drive gear as
shown. This is the condition in which piston
#1 is at top dead center (TDC).
NOTE:
The crankshaft can be rotated smoothly when
the spark plugs are removed.
EWA12880
WARNING
Be careful since the engine is hot.
g. With piston #1 at TDC, count the indicated
number of gear teeth and place marks "2"
through "5" on the camshaft driven gear as
shown. When these marks align between the
centers of the camshaft drive and driven
gears, the corresponding valve lifter is at its
highest point.
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1. Piston #1 TDC punch mark
2. Cylinder-#2 intake valve at its highest point
3. Cylinder-#1 exhaust valve at its highest point
4. Cylinder-#1 intake valve at its highest point
5. Cylinder-#2 exhaust valve at its highest point
h. Rotate the crankshaft until the mark (on the
camshaft driven gear) for the valve lifter to be
bled aligns with the camshaft drive gear as
shown.
Example:
For bleeding the cylinder-#2 intake valve lift-
er, align mark "2" as shown.
5-28
CAMSHAFTS