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 19 of 632
TM 9-2320-279-34-2
Axles No. 3 and No. 4 Maintenance Instructions (Cont)
10-2.1. AXLE NO. 3 (AXLE MODEL 650) REMOVAL/iNSTALLATION (M984E1) (CONT).
b. Insallation.
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(lo)
(11)
(12)
(13)
10-6.2
TA476436
WARNING
Axle is very heavy, Keep out from under heavy parts. Falling parts can cause
serious injury or death.
Soldier A and Soldier B position axle (1) on suitable lifting device.
Solider A and Soldier B install axle (1) and aline holes in each axle beam hanger bracket (2) with
holes in equalizer beam (3).
Install torque rod (4) on axle mounting bracket (5).
Lubricate two screws (6) with oil and install screws, four washers (7), and two locknuts (8).
Tighten locknuts to 460 lb-ft (624 N•m).
Tighten two locknuts (9) to 460 lb-ft (624 N•m).
Lubricate threads of two shafts (10) with oil and four beam end adapters (11) with rust
preventive.
NOTE
It may be necessary to loosen beam end adapter nuts on axle No. 4 equalizer
beams in order to install beam end adapters in No. 3 axle equalizer beams.
Install two inner beam end adapters (11), then two outer beam end adapters (11) in axle beam
hanger brackets (2) and equalizer beams (3).
Install shafts (10) through axle beam hanger brackets (2) and equalizer beams (3).
Install nuts (12) on shafts (10) until three threads show on end of shaft.
Install cotter pins (13) in nuts (12) and shafts (10).
NOTE
If beam end adapter nuts on No. 4 axle equalizer beams were loosened, tighten
nuts and install cotter pins as in steps
(11)
and
(12).
Install nuts (14) on shafts (10) and tighten to 600 to 800 lb-ft (815 to 1085 N•m).
Install cotter pins (15) in nuts (14), and shafts (10).
Remove lifting device from axle (1).
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