TM-9-2320-273-34

TRUCK TRACTOR, LINE HAUL; LIGHT EQUIPMENT TRANSPORTER; TRUCK CHASSIS; MEDIUM EQUIPMENT TRANSPORTER

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE

DECEMBER 1980

TM-9-2320-273-34 - Page 458 of 801

TM 9-2320-273-34

d.

NOTE

Keep the shim pack from under the bear-

ing cage wired together for reassembly.

(6)

Remove the bearing

CUP

from the cage by using a press or suitable puller.

Remove Shift Unit and Oil Pump Drive Gear.

NOTE

To remove the oil pump drive gear and

shaft assembly, it is necessary to first

remove the shift unit components.

(1)

Using a screwdriver or other sharp-bladed tool: bend back the shift unit air chamber bolt

—.

retainer ears. There is one retainer per bolt with one ear bent against the bolt head and two ears bent

against the top

(2)

(fig. 11-11).

chamber plate,

Unthread the four air chamber bolts and pull the unit from its seat on the helical gear cover

Figure 11-11. Remove Shift Unit Air Chamber.

NOTE

The components within the air chamber

are not serviceable as individual parts. If

the air chamber is defective, the complete

unit must be replaced.

(3)

Working from the inside of the helical gear cover, remove the shift fork to sh

Use a small diameter drift or punch and hammer to tap the pin out.

(4)

Remove the shift shaft, spring and fork from inside the helical gear cover by

shift shaft through the air chamber opening in the gear cover. The fork and spring will drop

removal.

ift shaft roll pin.

first pulling the

out after shaft

11-12