Elec - Yamaha 55DEHD Service Manual

ELEC

Checking the electrical component..............................................................8-1
Measuring the peak voltage ......................................................................8-1
Electrical component .....................................................................................8-2
Starboard view...........................................................................................8-2
Ignition and ignition control system ............................................................8-4
Checking the ignition spark gap ................................................................8-4
Checking the spark plug cap (with resister type) ......................................8-4
Checking the spark plug cap .....................................................................8-5
Checking the ignition coil...........................................................................8-5
Checking the CDI unit................................................................................8-6
Checking the pulser coil ............................................................................8-7
Checking the charge coil ...........................................................................8-7
Checking the thermoswitch........................................................................8-8
Checking the warning indicator (EHD) ......................................................8-9
Starting system ..............................................................................................8-9
Checking the fuse ......................................................................................8-9
Checking the engine start switch...............................................................8-9
Checking the engine stop lanyard switch ................................................8-10
Checking the starter relay .......................................................................8-11
Checking the neutral switch continuity (EHD) .........................................8-11
Measuring the choke solenoid resistance (ED, ET) ................................8-11
Starter motor ................................................................................................8-12
Removing the starter motor pinion ..........................................................8-14
Checking the starter motor pinion ...........................................................8-14
Checking the armature ............................................................................8-14
Checking the brush..................................................................................8-15
Installing the starter motor pinion ............................................................8-16
Checking the starter motor operation ......................................................8-16
Charging system ..........................................................................................8-16
Checking the lighting coil.........................................................................8-16
Checking the Rectifier Regulator.............................................................8-17
6885J11
Electrical system
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