Yamaha YZF-R125 Service Manual: Radiator
Cooling system
...
Checking the radiator
1. Check:
Radiator fins
obstruction clean.
Apply compressed air to the rear of the radiator.
Damage repair or replace.
NOTE:
Straighten any flattened fins with a thin, flat-head
scre ...
Other materials:
Checking the valve springs
The following procedure applies to all of the
valve springs.
1. Measure:
Valve spring free length "a"
Out of specification Replace the valve
spring.
2. Measure:
Compressed valve spring force "a"
Out of specification Replace the valve
spring.
b. Installed length
3. ...
Separating the crankcase
1. Remove:
Crankcase bolts
NOTE:
Loosen each bolt 1/4 of a turn at a time, in stages
and in the proper sequence as shown.
A. Right crankcase
B. Left crankcase
2. Turn:
Shift drum segment
NOTE:
Turn the shift drum segment "1" to the position
shown in the illustration. In this ...
Checking and lubricating the brake and shift pedals
Brake pedal
Brake pedal
Shift pedal
Shift pedal
The operation of the brake and shift
pedals should be checked before each
ride, and the pedal pivots should be lubricated
if necessary.
Recommended lubricant:Lithium-soap-based grease
...