4-1
ZHEJIANG KAYO MOTOR CO., LTD.
Exhaust pipe
connect bolt
2
6
1.0-1.4
Above are the torques for important parts, others refer to standard value
Item
Torque
Item
Torque
5mm bolt, nut
0.45-0.60 kgf-m
3mm screw
0.05-0.08 kgf-m
6mm bolt, nut
0.80-1.20 kgf-m
4mm screw
0.10-0.15 kgf-m
8mm bolt, nut
1.80-2.50 kgf-m
5mm screw
0.35-0.50 kgf-m
10mm bolt, nut 3.00-4.00 kgf-m
6mm screw, SH nut
0.70-1.10 kgf-m
12mm bolt, nut 5.00-6.00 kgf-m
6mm flange screw, nut
1.00-1.40 kgf-m
8mm flange screw, nut
2.40-3.00 kgf-m
10mm flange screw, nut 3.50-4.50 kgf-m
5.1.3 Troubleshooting
Engine doesn’t work or start hard
Item
Check/adjust
Trouble
Reason
Carburetor
Remove screw
Full oil
No oil
Oil tank, oil pipe
and air intake pipe,
vapor system pipe,
oil pump, pressure
pipe damaged or
worn, oil filter
Spark
Touch with engine
With flame
No flame
Spark worn or
damaged, CDI,
generator, ignition
coil shortcut, spark
high voltage wire,
main switch
Normal