Yamaha YZ 2023 Series Owner's Service Manual page 165

27.Measure:
• Gap "a" between the adjuster "1" and the
locknut "2"
Out of specification  Retighten and readjust
the locknut.
Gap "a" between the adjuster and
the locknut
0.5–1.0 mm (0.02–0.04 in)
TIP
If it is installed with a gap out of specification,
correct damping force cannot be obtained.
28.Tighten:
• Adjuster (damper assembly) "1"
Adjuster (damper assembly)
29 N·m (2.9 kgf·m, 21 lb·ft)
TIP
Hold the locknut "2" and tighten the adjuster.
1
a
2
4-51
29.Install:
• Adjuster "1"
(to the inner tube)
Adjuster
55 N·m (5.5 kgf·m, 41 lb·ft)
LOCTITE®
30.Fill:
• Front fork leg
Recommended oil
Yamaha Suspension Oil S1
Standard oil amount
295 cm³ (9.97 US oz, 10.4 Imp.oz)
Extent of adjustment
260–365 cm³ (8.79–12.34 US oz,
9.17–12.87 Imp.oz)
ECA24570
NOTICE
• Be sure to use the recommended oil. Other
oils may have an adverse effect on front
fork performance.
• When disassembling and assembling the
front fork leg, do not allow any foreign ma-
terial to enter the front fork.
31.Install:
• Damper assembly "1"
(to the outer tube)
TIP
Temporarily tighten the damper assembly.
FRONT FORK
1