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 719 of 801

TM 9-2320-273-34

20-10. Repair of Primary Speed Reducer.

a.

Disassembly.

(1)

Remove magnetic pipe plug (1, fig. 20-23) and drain residual oil.

(2)

Remove six capscrews

(2),

Iockwashers (11) and hex nuts (10) and remove front housing

assembly (12).

(3)

Remove ring gear (8) from carrier assembly (13) being careful not to damage shim(s)

(6).

(4)

Remove carrier assembly (13) from rear housing assembly (3).

1. MAGNETIC PIPE PLUG

2. CAPSCREW (6)

3. REAR HOUSING ASSEMBLY

4. PIPE PLUG

5. SHAFT SEAL

6. SHIM SET

7. O-RING (2)

8.

9.

10.

11.

12.

13.

14.

15.

16.

17.

18.

RING GEAR

PIPE PLUG

HEX NUT (6)

LOCKWASHER (6)

FRONT HOUSING ASSEMBLY

CARRIER ASSEMBLY

BEARING RETAINER

THRUST WASHER (2)

THRUST BEARING

SUN GE

AR

BEARING CUu(JP

TA 074508

Figure 20-23. Primary Speed Reducer.

20-36