Camshaft Inspection; Camshaft Installation - Honda MUV700 big red Service Manual

INSPECTION
Re fer Cyllnder/
Check the sprocket tee th for wear or damage.
Piston seC/Ion for
lenSloner lifler
inspectIOn (page
10-71.
Turn the camshaft holder to check each bearing.
Replace the camshaft assembly if the bearing does
not turn smoothly and quietly .
Check the cam surfaces for scoring, scratches or evi-
dence of insufficient lubrication.
Measure each cam lobe height.
SERVICE LIMITS; IN: 34.4488 mm (1.35625 in)
EX; 34.7335 mm (1.36746 in)
Check the decompressor cam operation.
Press on the decompressor cam as shown.
As you p ress on one side, the decompressor cam
sh ould lock above the base of the exhaust cam lobe.
As you press on other side, the decompressor cam
lobe should extend below the base of the exhaust
cam lobe.
INSTALLATION
Careful/yrotare the
Turn the crankshaft clockwise using the recoil
crankshaft while
starter and align the "T " mark on the flywheel with
holding the cam
the index mark i n the crankcase cover.
chain to avoid
Jammmg the cam
chain against the
timing sprocket of
the crankshaft
Ret ract the tensioner lifter shaft and secure it with
the stopper tool (page 9-16).
Install the dowel pins if they are removed.
Install the camshaft holder B onto the camshaft
assembly.
CYLINDER HEADIVALVE/CAMSHAFT
DEC:OMPRE·SS()R CAM
"T" MARK
INDEX MARK
HOLDER B
DDINEL PINS
9-17