Yamaha YZF-R125 Service Manual: Checking the coolant level
1. Stand the vehicle on a level surface.
NOTE:
- Place the vehicle on a suitable stand.
- Make sure the vehicle is upright.
2. Check:
Coolant level The coolant level should be between the maximum level mark "a" and minimum level mark "b".
Below the minimum level mark → Add the recommended coolant to the proper level.
NOTE:
To access the coolant reservoir cap "1", remove the right side cover. Refer to "GENERAL CHASSIS" on page 4-1.
CAUTION:
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3. Start the engine, warm it up for several minutes, and then turn it off.
4. Check:
- Coolant level
NOTE:
Before checking the coolant level, wait a few minutes until it settles.
Checking the exhaust system
1. Check:
Exhaust assembly "1"
Cracks/damage → Replace.
Exhaust pipe gasket "2"
Exhaust gas leaks → Replace.
2. Check:
Tightening torques of the exhaust pipe nuts
"3" an ...
Checking the cooling system
1. Remove:
Side covers
Upper side cowlings
Refer to "GENERAL CHASSIS" on page 4-1.
2. Check:
Radiator "1"
Radiator inlet hose "2"
Radiator outlet hose "3"
Coolant reservoir hose ...
Other materials:
Installing the engine
1. Install:
Engine "1"
Engine mounting bolt (rear lower side) "2"
Engine mounting nut (rear lower side) "3"
Engine mounting bolt (rear upper side) "4"
Engine mounting nut (rear upper side) "5"
Engine mounting bolt (front side) "6"
Engine mounting nut (front side) "7"
NOTE:
Do not ...
Checking the clutch springs
The following procedure applies to all of the
clutch springs.
1. Check:
Clutch spring
Damage Replace the clutch
springs as a
set.
2. Measure:
Clutch spring free length "a"
Out of specification Replace
the clutch
springs as a set.
...
Starting circuit cut-off system operation
If the engine stop switch is set to "
" and the main switch is set to
"ON" (both switches are closed), the
starter motor can only operate if at least one of the following conditions is
met:
The transmission is in neutral (the neutral switch is closed).
The clutch lever is pulled to the ...