User Manual

13. Engine stops suddenly
Trouble cause and its feat
1. Crankshaft can't be rotated after the
engine shtops
( 1) Crankshaft jammed with bushing
(2) Piston jammed with cylinder liner
2. Crankshaft can be rotated easily
( 1) Air trapped in fuel systemp
(2 ) Fuel system choked
(3 ) Air filter choked
14. Charged dynamo out of order
Trouble cause and its feature
1. Can't be charged at all
( 1) Open circuit or .short circuit" circuit
cnnecting wrong
(2) Dynamo claw loosened, rotor circuit
opened,brus contacted badly
(3 )
Dynamo silicon parts out of order
2. Insufficient charging or charging un-
steadily
( 1 ) Brush contacts badly, insufficient
spring pressure, oil dirt
on slip ring
(2) Transmitting V - belt loosened
(3 ) Some silicon parts open circuited
3. Abnormal sound when working
( 1) Dynamo bearing worn out
(2) Installed improperly
(3 ) Shout circuit inside the stator coil or
parts shout circuited
· 60·
Remedy
1.
( 1) Inspect, replace parts
(2) Inspect, replace parts
2.
( 1) Blowout air
(2)Clean
(3 ) Maintenance the air filter
Remedy
1.
( 1) Check the circuit connecting
(2) Repair or check
(3) Replace
2.
( 1) Check and repair
(2)Adjust the tension of V'- belt
(3) Replace
3.
(1) Replace
(2) Adjust
(3) Repair