TM-9-2320-279-20-2

M977 SERIES, 8x8 HEAVY EXPANDED MOBILITY TACTICAL TRUCKS (HEMTT)

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; ORGANIZATIONAL MAINTENANCE, VOLUME 2 OF 3

TM-9-2320-279-20-2 - Page 846 of 938

Winches, Cranes, and Power Takeoff

a. Disassembly.

(1)

(2)

(3)

(4)

(5)

TM 9-2320-279-20-2

(PTO) Maintenance Instructions (Cont)

Remove to screws (1), lockwashers (2),

washers (3), and pins (4) from boom (5).

Remove two spacers (6) from pins (4).

Soldier A and Soldier B remove pin (7)

and two sheaves (8) from boom (5).

Remove two bushings (9) from

sheaves (8).

Remove two grease fittings (10) from

pin (7).

b. Cleaning/Inspection.

WARNING

Adhesives, solvents, and sealing

compounds can burn easily, can give off

harmful vapors, and are harmful to skin

and clothing. To avoid injury or death,

keep away from open fire and use in

well-ventilated area. If adhesive, solvent,

or sealing compound gets on skin or

clothing, wash immediately with soap and

water.

(1)

(2)

(3)

(4)

(5)

Clean all metal parts with dry cleaning

WARNING

Compressed air used for cleaning purposes will not exceed 30 psi. Use only with

effective chip guarding and personal protective equipment (goggles/shield,

gloves, etc.).

Dry metal parts with compressed air.

Inspect metal parts for breaks, cracks and sharp edges.

Inspect bushing diameter. Bushing diameter must not exceed 2.010 in. (51.05 mm).

Replace all damaged parts.

17-99