Hartford Industrial Co., Ltd.
NO
CG
3.Reason a breakdown
Page
3-4
3.4 Poor high speed running
Possible cause
Check
Possible reason
Correct
Check ignition
timing
Check fuel flow to
carburetor
Normal
Incorrect
Insufficient
flow
Check rotation of camshaft
Normal
Slack present
Start engine
1.CDI faulty
2.AC generator faulty
3.Spark plug fouled or fuel
mixture incorrect
1.Not enough fuel in tank
2.Fuel line or filter
blocked
3.Fuel cap vent blocked
1.Chain adjustment
incorrect
2.Slack present
3.Shaft or bearings
damaged or faulty
4.Insufficient engine oil