Yamaha YZF-R125 Service Manual: Circuit diagram
1. AC magneto
3. Rectifier/regulator
4. Main fuse
9. Battery
Charging system
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Troubleshooting
The battery is not being charged.
NOTE:
Before troubleshooting, remove the following part(s):
1. Rider seat
2. Left side panel
3. Left lower side cowling
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Other materials:
Installing the fuel hose
1. Install:
Fuel hose
Fuel hose connector cover
CAUTION:When installing the fuel hose, make sure
that
it is securely connected, and that the fuel
hose connector cover is in the correct position,
otherwise the fuel hose will not be properly
installed.
NOTE:
W ...
Assembling the front brake caliper
WARNING
Before installation, all internal brake components
should be cleaned and lubricated
with clean or new brake fluid.
Never use solvents on internal brake components
as they will cause the brake caliper
dust seals and piston seals to swell and
distort.
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Checking the spark plug
The spark plug is an important engine
component, which is easy to check.
Since heat and deposits will cause any
spark plug to slowly erode, the spark
plug should be removed and checked
in accordance with the periodic maintenance
and lubrication chart. In addition,
the condition of the ...