Removing The Timing Drive Gears; Checking The Timing Chains, Camshaft - Yamaha XVS1100(L) Service Manual

TIMING GEARS
REMOVING THE TIMING DRIVE GEAR
Front cylinder
1. Straighten the lock washer tab.
2. Remove:
S primary drive gear nut 1
NOTE:
While holding the generator rotor with the
sheave holder, loosen the primary drive gear
nut.
3. Remove:
S timing drive gear 2
S dowel pins
S springs
NOTE:
When removing the timing drive gear, the dowel
pins and springs are scatter and dropping down.
Do not missing them.
Rear cylinder
NOTE:
When removing the rear cylinder timing gear,
repeat the front cylinder timing gear removal
procedure. However, note the following points.
1. Remove:
S rotor assembly
S dowel pins
S springs
S 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:
S timing chain 1
Damage/sitffness ! Replace the timing chain
and its respective camshaft sprockets as a set.
2. Check:
S camshaft sprocket
Damage/wear ! Replace the respective
camshaft sprockets and the respective tim-
ing chain as a set.
3. Check:
S timing chain guide (exhaust side) 1
S timing chain guide (intake side) 2
S Damage/wear ! Replace the defective
part(-s).
4-35
ENG