Yamaha WR250F 2021 - Page 174

FRONT FORK
4-48
4. Measure:
• Oil level (left and right) “a”
Out of specification  Regulate.
5. Tighten:
• Locknut “1”
TIP
Fully finger tighten the locknut onto the damper
assembly.
6. Loosen:
• Compression damping force adjuster “1”
TIP
• Before loosening the damping force adjuster,
record the setting position.
• Unless the damping force adjuster is fully loos-
ened, correct damping characteristic cannot be
obtained after installation.
7. Install:
• Base valve “1”
(to the damper assembly “2”)
TIP
First bring the damper rod pressure to a maxi-
mum. Then install the base valve while releasing
the damper rod pressure.
8. Check:
• Damper assembly
Not fully stretched  Repeat the steps (1) to
(7).
9. Tighten:
• Base valve “1”
Standard oil level
145–148 mm (5.71–5.83 in)
From top of fully stretched
damper assembly.
1
a
1
1
2