CRANKCASE/CRANKSHAFT /TRANSMISSION/BALANCER
Attachment,
42
x
47
mm
Pilot,
20 mm
Pilot, 30 mm
07746-0010300
07746-0040500
07746-0040700
<0
Qj
0
Pilot, 17
mm
Pilot,
22 mm
Pilot, 25 mm
07746-0040400
07746-0041000
07746-0040600
e
(j
0
I
TROUBLESHOOTING
Excessive
noise
•
Worn crankshaft main journal bearings
•
Worn
or damaged connecting rod bearings
•
Worn connecting
rod
small end
•
Worn
balancer
bearings
•
Improper balancer installation
•
Worn, seized or chipped transmission gear
•
Worn or
damaged
transmission bearing
Transmission jumps
out of gear
•
Worn gear dogs
•
Worn gear shifter groove
•
Bent shift fork shaft
•
Broken shift drum stopper arm
•
Broken shift drum stopper arm spring
•
Worn or bent shift forks
•
Broken gearshift spindle return spring
Hard to
shift
•
Improper clutch operation
•
Incorrect transmission oil weight
•
Incorrect
clutch
adjustment
•
Bent shift fork
•
Bent
fork
shaft
•
Bent fork claw
•
Damaged shift
drum
guide grooves
•
Bent
shift spindle
Engine vibration
•
Excessive crankshaft runout
•
Improper balancer timing
12-5