'61HN252' by American Honda Motor Co. - Page 368 of 540
http://services.honda.com/ServiceManual/SVC_MNL/61HN253/61HN2...
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3/9/2008 11:14 PM
[2005-2008] [TRX500 FA/FGA]
FRONT DRIVING MECHANISM
GEAR TOOTH CONTACT PATTERN
CHECK
Clean sealing material off the mating surfaces of the
Keep dust and dirt
LEFT SHIM
differential case and cover, being careful not to
out of the case and
damage them.
cover.
Apply thin coat of Prussian Blue to the pinion gear
teeth for a tooth contact pattern check.
Install the left ring gear shim onto the differential
assembly.
Apply Prussian Blue
Install the differential assembly into the gear case.
RIGHT SHIM
Install the right shim onto the differential assembly.
DIFFERENTIAL ASSEMBLY
Install the case cover and tighten the bolts in several
It is important to
BOLTS
steps until the cover evenly touches the gear case.
turn the pinion gear
Then, while rotating the pinion gear, tighten the
while tightening the
bolts to the specified torque in a crisscross pattern
bolts. If the ring
in several steps.
gear shim is too
thick, the gears will
TORQUE: 10 mm bolt: 49 N·m (5.0 kgf·m, 36 lbf·ft)
lock after only light
8 mm bolt: 25 N·m (2.6 kgf·m, 19 lbf·ft)
tightening.
CASE COVER
Remove the oil filler cap.
NORMAL:
Rotate the ring gear several times in both directions
of rotation.
Check the gear tooth contact pattern through the oil
filler hole.
The pattern is indicated by the Prussian Blue
applied to the pinion.
Contact is normal if the Prussian Blue is transferred
FACE
FACE
HEEL
to the approximate center of each tooth, but slightly
to the heel side and to the flank side.
If the patterns are not correct, remove and change
FLANK
TOE FLANK
the pinion shim with one of an alternate thickness.
Coast side
Drive side
17-20