95
16. TROUBLESHOOTING
IGNTION SYSTEM
Battery
Ignition system
Improperly charged battery
Faulty igniter unit
Faulty battery
Faulty pick up coil
Fuse
Broken magneto
Burnt out, improper connection
woodruff key
Spark plug
Switch
Improper plug gap
Faulty main switch
Worn electrodes
Faulty “ENGINE STOP”
Wire between terminals broken
switch
Improper heat range
Faulty brake switch
Faulty spark plug cap
Wiring
Ignition coil
Loose battery terminal
Broken or shorted primary/
Loose coupler connection
secondary coil
Improperly grounded
Faulty high tension cord
Broken wire harness
Broken ignition coil body
POOR IDLE SPEED PERFORMANCE
Carburetor
Air cleaner
Loose or clogged pilot jet
Clogged air cleaner element
Damaged carburetor joint
Ignition system
Improperly tightened carburetor
Fault spark plug
Joint clamp hose
Fault high tension cord
Improperly adjusted idle speed
Fault igniter unit
(Pilot screw),(Throttle stop screw)
Fault pick up coil
Improperly adjusted throttle cable
Fault ignition coil
Flooded carburetor
Valve system
Auto choke
Improperly adjusted
Faulty start plunger
valve clearance
Improper wax operation
Summary of Contents for M150
Page 10: ...10 3 SAFETY WARNING 1 6 ...
Page 11: ...11 3 SAFETY WARNING 2 3 ...
Page 12: ...12 3 SAFETY WARNING 4 5 ...
Page 13: ...13 3 SAFETY WARNING 7 8 ...
Page 68: ...68 ...
Page 99: ...99 17 Tool ...
Page 102: ...102 19 WIRNING DIAGRAM ...