5-23
CYLINDER HEADENG
NOTE:
NOTE:
NOTE:
EAS00222
REMOVING THE CYLINDER HEAD
1. Remove:
intake camshaft
exhaust camshaft
Refer to “REMOVING THE CAMSHAFTS”.
2. Remove:
cylinder head nuts
cylinder head bolts
Loosen the nuts in the proper sequence as
shown.
Loosen each nut 1 / 2 of a turn at a time. After all
of the nuts are fully loosened, remove them.
EAS00227
CHECKING THE CYLINDER HEAD
1. Eliminate:
combustion chamber carbon deposits
(with a rounded scraper)
Do not use a sharp instrument to avoid damag-
ing or scratching:
spark plug bore threads
valve seats
2. Check:
cylinder head
Damage / scratches Replace.
3. Measure:
cylinder head warpage
Out of specification Resurface the cylin-
der head.
Maximum cylinder head warpage
0.10 mm (0.0039 in)
a. Place a straightedge
1 and a thickness
gauge
2 across the cylinder head.
b. Measure the warpage.
c. If the limit is exceeded, resurface the cylinder
head as follows.
d. Place a 400 600 grit wet sandpaper on the
surface plate and resurface the cylinder
head using a figure-eight sanding pattern.
To ensure an even surface, rotate the cylinder
head several times.
ProCarManuals.com
5-38
STARTER CLUTCH AND GENERATORENG
NOTE: REMOVING THE GENERATOR
1. Remove:
rider seat
fuel tank
Refer to “SEATS” and “FUEL TANK” in chapter
3.
2. Remove:
left side cowling
bottom cowlings
Refer to “COWLINGS” in chapter 3.
3. Drain:
engine oil
Refer to “CHANGING THE ENGINE OIL” in
chapter 3.
4. Remove:
plug
generator rotor cover
1
While pushing generator rotor, remove the
generator rotor cover.
Loosen each bolt 1 / 4 of a turn a time, in stages
and in a crisscross pattern.
After all of the bolts are fully loosened, remove
them.
5. Remove:
generator rotor and starter clutch assembly
1.
6. Remove:
idler gear shaft bolt
1
idler shaft
idler gear
2
ProCarManuals.com
