Rear Drive Shim Adjustment - KYMCO MXU 500 Owner's Manual

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. DRIVE TRAIN

REAR DRIVE SHIM

Install the removed left and right side shims

and rear drive assembly.

Assemble the gear case (refer to the "REAR

DRIVE DISASSEMBLY/INSPECTION/

ASSEMBLY" section in this chapter).

At this time, it is not necessary to apply

a sealant to the mating surface of the

Remove the oil filler cap and measure the

backlash of the drive ring gear using the

horizontal type dial gauge and proper size

of wooden piece or plastic piece, as shown.

Take backlash readings at three places while

turning the ring gear slightly in each

direction and securely holding the pinion

gear by using commercially tool.

Read the total backlash on the dial gauge.

0.05 – 0.25 mm (0.002 – 0.01 in)

Service limit: 0.4 mm (0.16 in)

Remove the dial gauge and turn the ring

gear 120°, then measure the backlash.

Repeat this procedure once more and

compare the difference of the three

measurements.

Service limit: 0.2 mm (0.08 in)

Wooden Piece or Plastic piece

Left Ring Gear Shim

Right Ring Gear Shim

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