Yamaha F100B - Electrical systems; Special Service Tools; Checking the electrical components; Electrical components

60C5D11
ELEC
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Electrical systems
Special service tools .....................................................................................8-1
Checking the electrical components............................................................8-2
Measuring the peak voltage ......................................................................8-2
Measuring the lower resistance.................................................................8-2
Electrical components...................................................................................8-3
Starboard and port views...........................................................................8-3
Front and rear views..................................................................................8-4
Tiller handle model ....................................................................................8-5
Wiring harness ...............................................................................................8-6
Ignition system and ignition control system...............................................8-7
Checking the ignition spark gap ................................................................8-8
Checking the high-tension cords ...............................................................8-8
Checking the ignition coil...........................................................................8-9
Checking the CDI unit................................................................................8-9
Checking the pulser coil ..........................................................................8-10
Checking the throttle position sensor ......................................................8-10
Checking the thermo sensor....................................................................8-11
Checking the oil pressure switch .............................................................8-11
Checking the engine start switch.............................................................8-12
Checking the engine shut-off switch........................................................8-12
Starting system ............................................................................................8-13
Checking the fuse....................................................................................8-14
Checking the wiring harness (10 pins) ....................................................8-14
Checking the starter relay........................................................................8-14
Checking the neutral switch.....................................................................8-14
Starter motor ................................................................................................8-15
Removing the starter motor pinion ..........................................................8-17
Checking the starter motor pinion............................................................8-17
Checking the armature ............................................................................8-17
Checking the brushes..............................................................................8-18
Checking the relay assembly...................................................................8-19
Checking the starter motor operation ......................................................8-19
Charging system..........................................................................................8-20
Checking the lighting coil.........................................................................8-21
Checking the Rectifier Regulator.............................................................8-21