Yamaha YZF-R125 Service Manual: Installing the front fork legs
The following procedure applies to both of the front fork legs.
1. Install:
- Front fork leg Temporarily tighten the upper and lower bracket pinch bolts.
NOTE:
Make sure the inner tube end position "a" is 24.5 mm (0.96 in) from the top of the upper bracket.
2. Tighten:
- Lower bracket pinch bolt "1"
- Upper bracket pinch bolt "2"
- Handlebar bolt "3"
- Handlebar pinch bolt "4"
| WARNING Make sure the brake hose, clutch cable, and leads are routed properly. |
Assembling the front fork legs
The following procedure applies to both of the
front fork legs.
WARNING
Make sure the oil levels in both front fork
legs are equal.
Uneven oil levels can result in poor handling
...
Steering head
...
Other materials:
Checking the drive chain
1. Measure:
15-link section "a" of the drive chain
Out of specification Replace the drive
chain.
a. Measure the length "a" between the inner
sides of the pins and the length "b" between
the outer sides of the pins on a 15-link section
of the drive chain as shown in the illustration.
...
Checking the valve seats
The following procedure applies to all of the
valves and valve seats.
1. Eliminate:
Carbon deposits
(from the valve face and valve seat)
2. Check:
Valve seat
Pitting/wear Replace the
cylinder head.
3. Measure:
Valve seat width C "a"
Out of specification Replace
the ...
Disassembling the rear brake caliper
1. Remove:
Brake caliper piston "1"
Brake caliper piston dust seal "2"
Brake caliper piston seal "3"
a. Blow compressed air into the brake hose joint
opening "a" to force out the piston from the
brake caliper.
WARNING
Cover the brake caliper piston with a rag.
Be careful no ...