Trouble Shooting
Problem | Possible Cause | Correction | |
Won't start or run |
Foreign debris in muffler No Gas Spark plug not connected No Oil |
Check and clean muffler exhaust Add gas to tank. Turn fuel valve on. Connect spark plug wire Check and add oil |
|
Alternator Excitation Failure |
Low speed Faulty capacitor Faulty Windings |
Check rpm and set at nominal value Check and replace Check windings resistance |
|
High no-load voltage |
Speed to High Capacitor with high capacity |
Check and adjust rpm Check and replace |
|
Low no-load voltage |
Speed to low Faulty rotary diodes Breakdown in windings Capacitor with low capacity |
Check and adjust rpm Check and replace Check winding resistance Check and replace |
|
Proper no-load but low loaded voltage |
Low loaded speed Load too big Capacitor with low capacity |
Check and replace Check winding resistance Check and replace |
|
Proper no-load but high loaded voltage | High speed in load condition | Check and regulate rpm | |
Unstable voltage |
Loose contacts Change in engine speed |
Check connections Check and regulate rpm |
|
Tank Expansion | Fuel cap not venting |