Yamaha YBR250 2007, Руководство по обслуживанию

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ELEC
ELECTRIC STARTING SYSTEM
The starter motor fails to turn.
1. Main and ignition fuses
YES NO
YES NO
YES NO
2. Battery
Minimum open-circuit voltage
12.8 V or more at 20°C (68°F)
3. Starter motor
• Connect the positive battery terminal
1
and the starter motor lead
2
with a jumper
lead
3
.
Repair or replace the
starter motor.
TROUBLESHOOTING
Check:
1.
Main and ignition fuses
2. Battery
3. Starter motor
4. Starter relay
5. Main switch
6. Engine stop switch
7. Neutral switch
8. Sidestand switch
9. Clutch switch
10. Diode A
11. Diode B
12. Start switch
13. Wiring connections (Starting system)
Pocket tester
90890-03174
• Check the main and ignition fuses for
continuity.
Refer to “CHECKING THE FUSES” in
chapter 3.
• Are the main and ignition fuses OK?
Replace the fuse(s).
• Clean the battery
terminals.
• Recharge or
replace the battery.
• Check the condition of the battery.
Refer to “CHECKING AND CHARGING
THE BATTERY” in chapter 3.
Is the battery OK?
•
A wire that is used as a jumper lead must
have at least the same capacity or more as
that of the battery lead, otherwise the
jumper lead may burn.
• This check is likely to produce sparks,
therefore make sure nothing flammable is
in the vicinity.
• Does the starter motor turn?
V V V V V
WARNING
• Before troubleshooting, remove the
following part(s):
1. seat
2. side cowling (left)
3. fuel tank side covers (left and right)
4. fuel tank
•Troubleshoot with the following
special tool(s).
NOTE:
7-15