Yamaha F200B Service Manual page 129

Checking the lighting coil.......................................................... 5-50
Checking the Rectifier Regulator.............................................. 5-51
Ignition unit and component ........................................... 5-53
Checking the ignition spark ...................................................... 5-53
Checking the ignition coil.......................................................... 5-53
Checking the pulser coil ........................................................... 5-55
Checking the air temperature sensor ....................................... 5-56
Checking the air pressure sensor............................................. 5-57
Checking the engine temperature sensor ................................ 5-59
Checking the thermoswitch ...................................................... 5-60
Checking the shift cut switch .................................................... 5-61
Checking the neutral switch ..................................................... 5-63
Checking the knock sensor ...................................................... 5-64
Checking the engine shut-off switch......................................... 5-65
Starting unit and component .......................................... 5-65
Checking the starter relay ........................................................ 5-65
Checking the engine start switch.............................................. 5-66
Starter motor .................................................................... 5-67
Removing the starter motor...................................................... 5-69
Checking the starter motor pinion ............................................ 5-69
Disassembling the starter motor............................................... 5-69
Checking the armature (starter motor) ..................................... 5-71
Checking the brush holder and brush ...................................... 5-71
Assembling the starter motor ................................................... 5-72
Installing the starter motor........................................................ 5-74
PTT electrical system ...................................................... 5-74
Checking the PTT relay............................................................ 5-74
Checking the PTT switch (bottom cowling) .............................. 5-75
Checking the trim sensor.......................................................... 5-76
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