TM-9-2320-260-34-2

TRUCK, 5-TON, 6X6, M809 SERIES (DIESEL)

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE; VOLUME 2 OF 2

JULY 1994

TM-9-2320-260-34-2 - Page 523 of 863

16-21. BOOM REPAIR (M816)

THIS TASK COVERS:

a. Removal

c. Assembly

b. Cleaning, Inspection, and Repair

INITIAL SETUP

APPLICABLE MODELS

M816

TOOLS

General mechanic’s tool kit

(Appendix B, Item 1)

1-1/2-in. open-end wrench

(Appendix B, Item 125)

Spanner wrench (Appendix B, Item 136)

MATERIALS/PARTS

Twelve Iockwashers (Appendix D, Item

219)

Six lockwashers (Appendix D, Item 218)

Four locknuts (Appendix D, Item 177)

Four locknuts (Appendix D, Item 192)

Two cotter pins (Appendix D, Item 49)

MATERIALS/PARTS (Contd)

Antiseize tape (Appendix C, Item 50)

GM grease (Appendix C, Item 14)

REFERENCES (TM)

TM 9-237

TM 9-2320-260-34P-2

EQUIPMENT CONDITION

Inner boom removed (para.

16-19).

GENERAL SAFETY INSTRUCTIONS

●

All

personnel must stand clear during lifting

operations.

●

Ensure lifting capacity is greater than weight of

hoist winch.

1.

2.

3.

4.

5.

Remove two nuts (4), washers (2), and floodlight (3) from boom

(l).

NOTE

●

Upper and lower boom rollers are removed the same. Step 2 is

for the upper boom roller.

●

Assistant will help with step 2.

Remove six screws (5), Iockwashers (6), and boom roller (7) from boom (1). Discard Iockwashers (6).

NOTE

Both level wind rollers are removed the same. Steps 3 through 5

cover the removal of one level wind roller.

Remove four locknuts (14), screws (13), two hangers (9), and level wind roller (10) from boom (1).

Discard locknuts (14).

Remove grease fitting (12) from shaft (11).

Remove cotter pin (8), two hangers (9), and level wind roller (10) from shaft (11). Discard cotter

pin (8).

16-124

TM 9-2320-260-34-2