Yamaha 1999 XVS1100, Руководство по обслуживанию

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4-35
TIMING GEARS
ENG
NOTE:
NOTE:
NOTE:
REMOVING THE TIMING DRIVE GEAR
Front cylinder
1. Straighten the lock washer tab.
2. Remove:
primary drive gear nut
1
While holding the generator rotor with the
sheave holder, loosen the primary drive gear
nut.
3. Remove:
timing drive gear 2
dowel pins
springs
When removing the timing drive gear, the dowel
pins and springs are scatter and dropping down.
Do not missing them.
Rear cylinder
When removing the rear cylinder timing gear,
repeat the front cylinder timing gear removal
procedure. However, note the following points.
1. Remove:
rotor assembly
dowel pins
springs
timing drive gear
Refer to “GENERATOR AND STARTER
CLUTCH”.
EB401422
CHECKING THE TIMING CHAINS, CAMSHAFT
SPROCKETS, AND TIMING CHAIN GUIDES
The following procedure applies to all of the tim-
ing chains, camshaft sprockets, and timing
chain guides.
1. Check:
timing chain 1
Damage/sitffness Replace the timing chain
and its respective camshaft sprockets as a set.
2. Check:
camshaft sprocket
Damage / wear
Replace the respective
camshaft sprockets and the respective tim-
ing chain as a set.
3. Check:
timing chain guide (exhaust side) 1
timing chain guide (intake side) 2
Damage / wear Replace the defective
part(-s).