Rocker Arm/Shaft Inspection; Push Rod Inspection - Honda TRX500FM Service Manual

INSPECTION
ROCKER ARM /SHAFT
Check the rocker arms and shafts for wear or damage.
If the rocker arm follower is worn or damaged , check
the push rod and oil passage.
Measure the each rocker arm shaft 0 .0 .
SERVICE LIMIT: 11 .92 mm (0.469 in)
Measure each rocker arm I.D.
SERVICE LIMIT: 12.05 mm (0.474 in)
Subtract the rocker arm shaft 0 .0 . from the
corresponding rocker arm 1.0. to obtain the rocker arm·
to-shaft clearance.
SERVICE LIMIT : 0.08 mm (0.003 in)
PUSH ROD
Check the push rods for wear or damage.
If the push rod is worn or damaged . check the cam
followe r and camshaft (page 10-20).
CYLINDER HEAD REMOVAL
Remove the following:
- throttle
body
(page 7·23)
- exhaust system (page 2·14 )
- thermostat (page 8-8)
- upper engine hanger nut and boll (frame side) [11
- upper engine hanger bolts (engine side) [2]
- engine hanger bracket 13J and mounting rubbers [4]
- cylinder head cover (page 10· 7)
- spark plug [1]
- ECT sensor [2J and O-ring
Disconnect the water hose
(3J
from the cylinder head.
CYLINDER HEADNALVE
10-9