Transmission appearance may differ, procedure is the same.
8
Reverse Idler Gear Assembly
How to Remove the Reverse Idler Gear Assembly
Special Instructions
The following instructions are used to remove upper
and lower reverse idler gears.
Before the upper reverse idler gear assembly can be
removed, mainshaft reverse gear must be positioned
forward against the next gear.
While removing the reverse idler shaft, the thrust
washer can drop to the transmission case bottom.
The mainshaft reverse gear must be moved in order to
remove the upper reverse idler gear, see “How to
Remove the Mainshaft Assembly”, steps 1-3.
Special Tools
Typical service tools are needed
Jaw Pullers or Impact Puller
To Remove
1.
From the idler shaft inside the case, loosen the
lock nut and washer.
2.
The mainshaft reverse gear must be moved in
order to remove the upper reverse idler gear, see
“How to Remove the Mainshaft Assembly”, steps
1-3.
3.
From the reverse idler gear bore, use an impact
puller to remove the auxiliary countershaft front
bearing race.
4.
Remove the loosened lock nut and washer.
5.
From the idler shaft rear, remove the pipe plug.
6.
Install an impact puller,
1
⁄
2
"-13 threaded end, and
remove the shaft from case bore.
7.
As the idler shaft and idler plate are removed,
remove the thrust washer and gear.
8.
Inspect the reverse gear assembly, remove the
inner race and press the needle bearing from the
idler gear, if damaged.
O/10-6
A/26-1
A/03b-1
B/21-5
O/10-2
O/10-4
O/10-7
1
3
4
6
8
5
7
