Periodic Maintenance Procedures
Turn the steering stem nut [A] with the steering stem nut
wrench [B] to obtain the proper adjustment.
If the steering is too tight, loosen the stem nut a fraction of
a turn; if the steering is too loose, tighten the nut a fraction
of a turn.
Special Tool - Steering Stem Nut Wrench: 57001-1100
Turn the nut 1/8 turn at a time maximum.
Install the steering stem head and washer.
Torque - Steering Stem Head Nut: 100 N·m (10.2 kgf·m, 73.8
Front Fork Clamp Bolts (Upper): 23 N·m (2.3
kgf·m, 17 ft·lb)
Tighten the two clamp bolts alternately two times to en-
sure even tightening torque.
Check the steering again.
If the steering is too tight or too loose, repeat the adjust-
ment as mentioned above.
Install the removed parts (see appropriate chapters).
Steering Stem Bearing Lubrication
Remove the steering stem (see Steering Stem, Stem
Bearing Removal in the Steering chapter).
Using a high flash-point solvent, wash the upper and
lower tapered rollers in the cages, and wipe the upper
and lower outer races, which are press-fitted into the
frame head pipe, clean off grease and dirt.
Visually inspect the outer races and rollers.
Replace the bearing assemblies if they show wear or
Pack the upper and lower tapered roller bearings [A] in
the cages with grease, and apply a light coat of grease to
the upper and lower outer races.
Install the steering stem (see Steering Stem, Stem Bear-
ing Installation in the Steering chapter).
Adjust the steering (see Steering Adjustment).
Clean the frame with steam cleaner.
Visually inspect the frame and rear frame for cracks,
dents, bending, or warp.
If there is any damage to the frame, replace it.
A repaired frame may fail in use, possibly causing
an accident resulting in injury or death. If the frame
is bent, dented, cracked, or warped, replace it.
PERIODIC MAINTENANCE 2-75