TM-5-3805-254-34

TRUCK, DUMP, 20 TON, 6X4, ON-OFF HIGHWAY 71,000 GVW

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL

MARCH 1993

TM-5-3805-254-34 - Page 312 of 727

TM 5-3805-254-34

6-40.

GEAR UNIT REPAIR.

This Task Covers:

a.

Disassembly

c.

Assembly

b.

Cleaning and Inspection

Initial Setup:

Equipment Conditions:

Materials/Parts:

• Gear unit removed (see paragraph 6-25).

• Hydraulic fluid (Item 7, Appendix B)

Tools/Test Equipment:

• Grease (Item 10, Appendix B)

• General mechanic's tool kit

• Sealing compound (Item 19, Appendix B)

• Field automotive shop set

• Dry cleaning solvent (Item 23, Appendix B)

• Plug installer

• Fourteen pinion pins

General Safety Instructions:

• Dry cleaning solvent is flammable and must not be used near open flame.

Use only in a well-ventilated area.

a.

ASSEMBLY

1.

Remove bearing washer (1), spur gear (2), and

bearing washer (3) from sun gearshaft (6).

2.

Remove front planetary carrier (4) and bearing

washer (5) from planetary drum (7).

TA703901

6-186