Removing The Rocker Arms And Camshaft; Checking The Camshafts - Yamaha XVS1100(L) Service Manual

ROCKER ARMS AND CAMSHAFT
EAS00202
REMOVING THE ROCKER ARMS AND CAM-
SHAFT
1. Remove:
NOTE:
Use a slide hammer 3 and weight 4 to remove
the rocker arm shafts.
2. Remove:
NOTE:
Screw a 10 mm bolt 3 into the threaded end of
the camshaft and pull out the camshaft.
EAS00205

CHECKING THE CAMSHAFTS

1. Check:
2. Check:
3. Measure:
4. Check:
4-17
S rocker arm shafts (intake and exhaust) 1
S rocker arms 2
Slide hammer bolt (M8):
90890-01085
Weight:
90890-01084
S camshaft bushing 1
S camshaft 2
S camshaft bushings
Damage/wear ! Replace.
S camshaft lobes
Blue discoloration/pitting/scratches ! Re-
place the camshaft.
S camshaft lobe dimensions a and b
Out of specification ! Replace the cam-
shaft.
Camshaft lobe dimension limit
Intake
a 39.012 mm
b #1: 31.993 mm
#2: 32.027 mm
Exhaust
a 39.045 mm
b 32.100 mm
S camshaft oil passage
Obstruction ! Blow out with compressed air.
ENG