CF MOTO CF500-5, Service Manual

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6 Engine Removal, Inspection & Installation
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6
Tooth contact inspection
After adjusting the backlash, check the tooth
contact according to the following procedures
Remove drive and driven bevel
gear shafts from crankcase;
Clean and degrease every tooth of
drive and driven bevel gear;
Coat the driven bevel gear
with machinist’s layout dye or paste;
Install drive and driven bevel gear;
Rotate the driven bevel gear several turns
in both directions
Remove drive and driven bevel gear shafts
and check the coated teeth of the drive bevel
gear
;
Contact 1 tooth top Incorrect
Contact2 tooth middle Correct
Contact3 tooth bottom Correct
If tooth contact is correct(Contact2, continue
next procedure;)
If tooth contact is incorrect
(
1and 3
),
adjust
the thickness of washer of drive gear. Repeat
above steps to check tooth contact until
correct.
Adjustment
At tooth top 1 Increase
thickness
After adjusting the tooth contact,
the backlash must be checked again;
If the backlash is adjusted
but tooth contact is still out
of specification, replace the
drive and driven bevel gears;
Both tooth contact and backlashshould
be within the required specification.
Tooth contact Washer adjustment
At tooth bottom3 Decrerase thickness
Note: