TM-9-2320-361-20
2-1/2-TON, 6x6, M44A2 SERIES TRUCKS (MULTIFUEL)
TECHNICAL MANUAL; UNIT MAINTENANCE
OCTOBER 1991
TM-9-2320-361-20 - Page 695 of 1207
TM 9-2320-361-20
10-9. FRONT BUMPER REPLACEMENT
This task covers:
a. Removal
b. Installation
INITIAL SETUP:
APPLICABLE MODELS
All
MATERIALS/PARTS
Thirty locknuts (w/o winch)
Twenty-eight locknuts (w/winch)
PERSONNEL REQUIRED
Two
REFERENCES (TM)
TM 9-2320-361-10
TM 9-2320-361-20P
EQUIPMENT CONDITION
Parking brake set (TM 9-2320-361-10).
Front lifting brackets and shackles removed
(para. 10-2 for vehicles w/o winch) (para. 10-3 for
vehicles w/winch).
a. Removal
NOTE
Perform step 1 for vehicles w/o winch. Perform step 2 for vehicles
w/ winch.
1. Remove six locknuts (5) and screws (7) from bottom of bumper (2) and frame (4). Discard
locknuts (5).
2. Remove four locknuts (5) and screws (7) and two lower plates (8) from frame (4). Discard
locknuts (5).
NOTE
Assistant required to support bumper in step 2.
3. Remove bumper (2), two plates (3) and two plates (8) from frame (4).
NOTE
Mark plates for installation.
4. Remove twelve locknuts (6), screws (1), and two upper plates (3) from bumper (2). Discard locknuts (6).
5. Remove twelve locknuts (9), screws (10), and two lower plates (8) from bumper (2). Discard locknuts (9).
1. Install two upper plates (3) on bumper (2) with twelve screws (1) and new locknuts (6).
2. Install two lower plates (8) on bumper (2) with twelve screws (10) and new locknuts (9).
NOTE
Assistant required to support bumper in step 3.
Perform step 3 for vehicles w/o winch. Perform step 4 for vehicles
w/winch.
3. Install bumper (2), two plates (3) and two plates (8) on frame (4) with six screws (7) and new
locknuts (5). Do not tighten screws (7).
4. Install bumper (2) and two plates (3) and (8) on frame (4) with four screws (7) and new locknuts (5).
Do not tighten screws (7).
5. Install brackets and shackles on bumper (2) and frame (4) (paras. 10-2 and 10-3).
6. Tighten six screws (7) and locknuts (5).
10-12
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