Yamaha YZF-R125 Service Manual: Installing the steering head
1. Lubricate:
- Upper bearing
- Lower bearing
- Bearing races
2. Install:
- Lower ring nut
- Rubber washer
- Upper ring nut
- Lock washer Refer to "CHECKING AND ADJUSTING THE STEERING HEAD" on page 3-22.
3. Install:
- Upper bracket
- Steering stem nut
NOTE:
Temporarily tighten the steering stem nut.
4. Install:
- Front fork legs Refer to "FRONT FORK" on page 4-44.
NOTE:
Temporarily tighten the upper and lower bracket pinch bolts.
5. Tighten:
- Steering stem nut
Checking the steering head
1. Wash:
Bearings
Bearing races
2. Check:
Bearings
Bearing races
Damage/pitting →Replace.
3. Replace:
Bearings
Bearing races
a. Remove the bearing races from the ste ...
Other materials:
Engine oil and oil filter element
The engine oil level should be checked
before each ride. In addition, the oil
must be changed and the oil filter element
replaced at the intervals specified
in the periodic maintenance and lubrication
chart.
To check the engine oil level
Place the vehicle on a level surface
and hol ...
Checking the fid (fast idle solenoid)
1. Disconnect:
FID (fast idle solenoid) coupler
2. Check:
FID (fast idle solenoid) resistance
a. Disconnect the FID (fast idle solenoid) coupler
from the FID.
b. Connect the pocket tester ( × 10)
to the terminals
of the FID (fast idle solenoid).
Positive tester probe ...
Engine tightening torques
Cylinder head tightening sequence:
Generator cover tightening sequence:
Clutch cover tightening sequence:
Crankcase tightening sequence:
A. Left crankcase
B. Right crankcase ...