Yamaha YZF-R1B 2012 Service Manual page 126

Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keys
b. Turn the crankshaft 105 degrees in clock-
wise and align the pickup rotor T mark "a"
and crankcase mating surface "b".
c. Measure the valve clearance #1 with a
thickness gauge "1".
Thickness gauge
90890-03180
Feeler gauge set
YU-26900-9
d. Turn the crankshaft 270 degrees in clock-
wise and position the pickup rotor I mark
"a" downward.
b. 270°
email: info@motomatrix.co.uk
PERIODIC MAINTENANCE
e. Measure the valve clearance #3 with a
thickness gauge.
Thickness gauge
90890-03180
Feeler gauge set
YU-26900-9
f. Turn the crankshaft 180 degrees in clock-
wise and position the pickup rotor T mark
"a" upward.
b. 180°
g. Measure the valve clearance #2 with a
thickness gauge.
Thickness gauge
90890-03180
Feeler gauge set
YU-26900-9
h. Turn the crankshaft 90 degrees in clock-
wise and position the pickup rotor T mark
"a" opposite side of TDC.
b. 90°
i. Measure the valve clearance #4 with a
thickness gauge.
3-7