Electrical Systems - Yamaha F225A Service Manual

Electrical systems

Symptom: Battery becomes weaker quickly.
• Check the charging system.
Measure the output peak voltage of the stator coil.
Out of
specification?
No
Measure the Rectifier Regulator
output peak voltage.
Out of
specification?
No
Replace the battery, and then
check the voltage of all electri-
cal equipment on your boat.
69J3D11
Yes
Replace the stator coil.
Yes
Replace the Rectifier Regulator.
Bracket unit / Electrical systems
9
1
2
3
4
5
6
7
8
9
9-60