KYMCO MXU 500 - Page 485

13. DRIVE TRAIN
13-52
MXU 500
If the backlash is not within specification,
the shim must be changed and the backlash
should be re-checked until correct.
Refer to the chart at the right for the
appropriate shim thickness.
RIGHT SIDE SHIM SELECTION
Install the removed left side shim(s) and
ring gear.
Put a few pieces of solder (O.D.: 2 – 2.5
mm/L: 6 mm) on the ring gear back side, as
shown.
Install the gear case cover.
Right/Left Shim thickness
A 1.55 mm (0.062 in)
B 1.5 mm (0.0.06 in)
C 1.45 mm (0.058 in)
Adjust the backlash by referring to the
chart at the right and using the thickness
of the removed shims as a guide.
Backlash Shim ad
j
ustment
Under 0.05 mm
(0.002 in)
Increase shim
thickness
0.05 – 0.25 mm
(
0.002 – 0.01 mm
)
Correct
Over 0.25 mm
(0.01 in)
Decrease shim
thickness
＊
Ɣ Do not install the right side shim(s) at
this time.
Ɣ Apply a small quantity of grease to the
solder to prevent them from falling
＊
At this time, it is not necessary to apply
a sealant to the mating surface of the
g
ear case.
＊