TYM T390 Service Manual

2.1 DISASSEMBLY
1) As concerns operation prior to removal of
the front axle,refer to the paragraph covering
disassembly of the center pivot
2) Remove both wheels
3) Remove the drain plug from the final case and
drain oil from the final case.
4) remove both final case assembly (A and B)
from the front axle( Fig.6-13)
Fig.6-13
6-7
5) Remove the Bevel case from the front axle
after pulling out the right and left drive shafts.
(Fig.6-14)
7) Remove the bearings from the Diff case
And the ring gear,and then remove the bolt.
The ring gear can then be separated from the
diff-case.
8) Remove the straight pin which retains the
Dif-pinion shaft and the dif-case can then be
disassembled.
Note:
Discard the removed straight pin and oil
seal and install a new pin and Oil seal
when reassembled,because this pin and oil
seal is apt to be damaged when removed.
9) Remove the snap ring and the bevel pinion
can then be removed together with the
TRB’s (Fig.6-15)
Note:
The thrust play of the bevel pinion should be
inspected before disassembly.If the play exceeds
the specified value,correct it by shimming.
Fig.6-15
6) Remove the clamping bolts from both diff-
metals( RH and LH) and pull the metals out
with push bolts.assuring parallelism of the
ring gear and bearing(Fig.6-15)
Note:
The number of shims installed and the the
shimming thickness should be noted for later
reference.
Fig.6-14
Shim A :0.2(0.008)
Shim B: 0.1(0.004)
Available shims
mm(in)
0.2mm or lessSpecified value
Fig.6-16

TYM T390 Specifications

General

Brand	TYM
Model	T390
Category	Tractor
Language	English