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6-12

7) Remove the stop ring and the wheel shaft can

be extracted.

Fig.6-21

Fig.6-22

8) Remove the seal from the the wheel shaft cover

Fig.6-23

9) Remove the cap (11) from the bottom of the

final case B and detach the snap ring(hole).

Then the counter shaft(8) and RBB can be

removed.

Note:

The removed cap(90) (black plug) should be

discarded and replaced when reassembled.

3.2 INSPECTION

1) Wheel shaft cover

- Inspect mechanical oil seal,O-rings, Gears,

cases,etc. and replace them if worn or damaged.

-Measure the diameter the part which makes

contact with the wheel shaft,with a micro-meter

or vernier-calipers.When the measured value

less than the usable limit,replace the wheel shaft

cover.

61.9Usable limit

62Standard value

2) Final Drive case (B)

-Measure the diameter the part which makes

contact with the Final drive case (A),with a

micro-meter or vernier-calipers.When the

measured value less than the usable limit,

replace the wheel shaft cover.

110.1Usable limit

110Standard value

Fig.6-25

Fig.6-24

TYM T390 Service Manual

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