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15-6

Inspection

Wheel axle

Place the wheel axle on a V block, measure its

displacement.

Service limit: 0.2 mm

Bearing

Use finger to move the inner ring of each bearing,

it shall move smoothly and quietly. Check the

outer ring is securely attached on the wheel hub.

If the motion of the inner ring of the bearing is not

smooth, or noisy and loose when being moved,

replace with a new one.

Caution

 The bearing shall be replaced in pair.

Wheel

Place the wheel on to a rotation seat to check its

rim wobbling.

Turn the wheel with hand and measure its rim

wobbling value with a dial gauge.

Service limit:

Radial: 2.0 mm (0.08 in)

Axial: 2.0 mm (0.08 in)

Disassembly

Remove brake disk (5 bolts).

Remove dust seal, bearing and dist collar from left

side.

Remove dust seal and bearing from right side.

Special tools:

Inner bearing puller SYM-6204020

Free play

Inner

bearing puller

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Sym MAXSYM 400i Specifications

General