Crankcase - Buell X1 2002 Service Manual

HOME

CRANKCASE

GENERAL
CAUTION
If engine is removed from chassis, do not lay engine on
primary side. Placing engine on primary side will dam-
age clutch cable end fitting. If fitting is damaged, clutch
cable must be replaced.
Remove engine from chassis to repair rod bearings, pinion
shaft bearing or sprocket shaft bearing. See
MOTORCYCLE FOR ENGINE
It is recommended procedure to overhaul engine if removed.
This includes inspecting and repairing cylinder heads, cylin-
ders, gearcase and transmission.
ADJUSTMENT/TESTING
Flywheel End Play
Before completely disassembling crankcases, check flywheel
end play.
1. After engine has been removed from chassis, securely
fasten it to a stand or workbench.
2. Remove gearcase cover. See
AND CAM GEARS.
3. See Figure 3-75. Attach a dial indicator to gear side
crankcase with indicator stem on end of gearshaft.
4. To obtain an accurate flywheel end play reading, preload
sprocket shaft bearings. Create a suitable tool by weld-
ing two handles to an old engine sprocket nut. Install the
nut and sprocket. Tighten to 190-210 ft-lbs (258-285
Nm).
5. Check flywheel end play.
a. Rotate and push on sprocket shaft while reading
dial indicator.
b. Then rotate and pull on sprocket shaft while reading
dial indicator.
c. Replace bearing inner shim (See
ference (end play) in indicator readings is not 0.001-
0.005 in. (0.025-0.127 mm). Choose shim from
Table 3-11.
NOTE
Use a thinner shim for less end play; use a thicker shim for
more end play.
3-50
3.3 STRIPPING
REPAIR.
3.16 GEARCASE COVER
Figure 3-78.) if dif-
b0292x3x
Figure 3-75. Checking Flywheel End Play
Table 3-11. Flywheel End Play Shims
PART
NUMBER
IN.
9155 0.0975-0.0985
9142 0.0995 - 0.1005
9143 0.1015-0.1025
9144 0.1035 - 0.1045
9145 0.1055 - 0.1065
9146 0.1075 - 0.1085
9147 0.1095 - 0.1105
9148 0.1115 - 0.1125
9149 0.1135 - 0.1145
Table 3-12. Gearshaft Bearings
PART
NUMBER
24647-87
24650-87
24659-87
24660-87
3.17
THICKNESS
MM
2.4765-2.5019
2.5273-2.5527
2.5781-2.6035
2.6289-2.6543
2.6797-2.7051
2.7305-2.7559
2.7813-2.8067
2.8321-2.8575
2.8829-2.9083
COLOR
Blue
Red
White/Grey
Green
2002 Buell X1: Engine