TM 9-2320-289-20
9-6.
REAR BUMPER AND TIE-DOWN CLEVISES REPLACEMENT (ALL EXCEPT
M1009).
This task covers:
a.
Removal
b. Installation
INITIAL SETUP:
Equipment Condition
Materials/Parts
Trailer electrical receptacle disconnected.
• Two cotter pins
(See paragraph 4-41 )
• Six Iockwashers
Pintle assembly and related brackets removed.
• Ten locknuts
(See paragraph 9-4)
Blackout marker brackets removed from
bumper, (See paragraph 4-27)
Tools/Test Equipment
Personnel Required
• Torque
wrench
• MOS 63B (2)
1.
Remove cotter pin (19). Support tie-down clevis
clevis. Repeat step to remove other side tie-down
Reinforcement (18)
of nuts (17) and
installation.
NOTE
is factory-installed with
(21), and remove pin (20) and tie-down
clevis. Discard cotter pins.
locknuts and washers instead
Iockwashers (16). Use nuts and Iockwashers for
2.
Remove 2 nuts (17), Iockwashers (16), washers (15), bolts (14), and reinforcement (18),
Discard Iockwashers.
3.
Remove 8 locknuts (1), 4 bolts (10), and 4 bolts (11) on left or right side. Discard locknuts.
4.
Remove 2 locknuts (3), bolts (5), and washers (4), and remove left and right tie-down
extensions (2) through holes in bumper (12). Discard locknuts.
5.
Remove clips securing wiring harness to bumper (12). Clear wiring harness from underneath
bumper.
NOTE
• Bumper (12) is factory-installed with locknuts and washers instead of
nuts (6) and Iockwashers (7), Use nuts and Iockwashers for installation.
• Use an assistant to perform step 6.
6.
Remove 4 nuts (6), Iockwashers (7), washers (8), and bolts (13) on left and right side.
Remove bumper (12). Discard Iockwashers.
9-10
