Yamaha WR426F(N), Owner'S Service Manual

Page: 608 / 762

5 - 32
CHAS
EC554200
Base valve
1. Inspect:
●
Valve assembly 1
Wear/damage
→
Replace.
●
O-ring 2
Damage
→
Replace.
EC554400
Fork spring
1. Measure:
●
Fork spring free length
a
Out of specification
→
Replace.
EC554502
Inner tube
1. Inspect:
●
Inner tube surface
a
Score marks
→
Repair or replace.
Use #1,000 grit wet sandpaper.
Damaged oil lock piece
→
Replace.
●
Inner tube bends
Out of specification
→
Replace.
Use the dial gauge 1 .
NOTE:
The bending value is shown by one half of the
dial gauge reading.
WARNING
Do not attempt to straighten a bent inner
tube as this may dangerously weaken the
tube.
EC554600
Outer tube
1. Inspect:
●
Outer tube 1
Score marks/wear/damage
→
Replace.
Fork spring free length:
Standard <Limit>
460 mm
(18.1 in)
455 mm
(17.9 in)
Inner tube bending limit:
0.2 mm (0.008 in)
FRONT FORK