Yamaha WR45OFR Base valve, Fork spring, Inner tube bending limit 0.2 mm 0.008, Outer tube

FRONT FORK 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.

Fork spring free length:

Standard	Limit
460 mm (18.1 in)	455 mm (17.9 in)
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.

Inner tube bending limit: 0.2 mm (0.008 in)

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.

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