grand dink 125 mmc 1 Manuale-dofficina : Pagina 27

          1. GENERAL INFORMATION                                                         GRAND DINK 125/150

 STARTER MOTOR
 1. Starter motor won`t turn
 Inspection/Adjustment                      Symptom                       Probable Cause
 Check operation of
 stop switch by                                                          Burned out fuse
 applying brake                                                          Weak or dead battery
                         Stoplight comes on      Stoplight does not      Faulty stop switch
                                                 come on                 Loose or disconnected
 Check battery circuit                                                   connectors
 by operating turn                                                       Broken or shorted ignition
 signals                                                                 switch wire
                           Signals operate       Signals dim, remain
                           properly              on or don`t operate     Faulty or weak battery
 Check operation of
 starter relay by
 depressing starter
 button
                           Relay operates             Relay does not     Poor starter button connection
                           properly                   operate            Open or shorted starter relay
                                                                         Loose or disconnected
 Connect starter                                                         connectors
 motor directly to
 battery                                                                 Worn brushes
                         Starter motor turns     Starter does not turn   Open or shorted wires or rotor
                                                                         Open starter motor cable
                                                                         Loose connectors
                                                                         Open wire harness
 2. Starter motor turns slowly or idles
 Inspection/Adjustment                      Symptom                       Probable Cause
 Check battery circuit
 by operating turn
 signals
                          Signals operate        Signals dim, remain
                          properly               on or don`t operate     Weak or dead battery
 Connect starter
 motor directly to
 battery
                           Starter motor              Starter motor      Loose connector or terminal
                           turns slowly               turns normally     Poor contact in starter relay
                                                                         Faulty starter clutch
 Rotate crankshaft

                            Turns easily               Hard to turn      Seized cylinder

                                                                         Broken or shorted starter
                                                                         motor cable
 3. Starter motor does not stop turning
 Inspection/Adjustment                      Symptom                       Probable Cause

 Turn ignition switch
 OFF

                           Not stopped                   Stopped         Faulty starter pinion
                                                                         Starter relay shorted or stuck
                                                                         closed

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