TM-9-2320-279-34-2

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

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS DIRECT SUPPORT AND GENERAL SUPPORT, VOLUME 2 OF 3

TM-9-2320-279-34-2 - Page 344 of 632

TM 9-2320-279-34-2

(15)

(16)

(17)

Frame Maintenance Instructions (Cont)

(13)

Remove four nuts (26),

lockwashers (27) and screws (28).

Move hydraulic filter and

bracket (29) aside.

(14)

Pull fairlead motor hydraulic

Line (30) from towing support (20).

Remove six nuts (31) and bulkhead

adapters (13 and 14).

Attach suitable lifting device to towing

support (20).

Remove ten locknuts (32), washers (33),

and studs (34). Remove ten locknuts and

washers from studs.

WARNING

Towing support is very heavy. Keep out

from under heavy parts. Heavy parts can

fall and cause injury or death.

(18)

Soldier A operates lifting device while

Soldier B guides towing support (20).

b. Installation.

WARNING

Towing support is very heavy. Keep out

from under heavy parts. Heavy parts

can fall and cause injury or death.

NOTE

Install locknuts on studs so studs are

evenly installed.

(1)

Attach suitable lifting device to

towing support (1). Soldier A installs

towing support (1) with ten studs (2),

20 washers (3) and 20 locknuts (4)

while Soldier B operates lifting

device. Tighten nuts to 300 lb-ft

(407 N-m).

(2)

Install six bulkhead adapters (5 and 6) and nuts (7).

Change 1

13-90.3