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 551 of 1207

TM 9-2320-361-20
7-14. FRONT SPRING SHACKLE REPLACEMENT
This task covers:
a. Removal
b. Installation
INITIAL SETUP:
APPLICABLE MODELS
REFERENCES (TM)
All
LO 9-2320-209-12-1
MATERIALS/PARTS
TM 9-2320-361-10
TM 9-2320-361-20P
Four locknuts
EQUIPMENT CONDITION
Parking brake set (TM 9-2320-361-10).
Front right wheel removed (para. 9-2).
NOTE
Left and right front spring shackles are replaced the same way. This
procedure covers the right side.
1.
2.
3.
Raise front of vehicle and remove two jack stands (16) from under front axle (15).
Support vehicle at flame (22) with two jack stands (16).
Place hydraulic jack (11) under front axle (15).
4.
5.
6.
7.
8.
9.
10.
11.
12.
Remove jamnut (12), nut (13), retainer (14), and rubber bushing (10) from shock absorber piston
rod (6).
Push shock absorber piston rod (6) up and out of plate (9).
Remove rubber bushing (8) and retainer (7) from shock absorber piston rod (6).
Remove two locknuts (17) and screws (20) from shackle (4). Discard locknuts (17).
Remove two lubrication fittings (19) from pins (18) and (21).
Remove pin (18) from spring (5).
Lower hydraulic jack until spring (5) is free of shackle (4).
Remove two locknuts (3) and screws (1) from hanger (2). Discard locknuts (3).
Remove pin (21) and shackle (4) from hanger (2).
1.
2.
3.
4.
5.
6.
7.
8.
7-32
Install shackle (4) in hanger (2) with pin (21). Aline grooves in pin (21) with screw (1) holes in
shackle (4).
Install two screws (1) and new locknuts (3) on hanger (2).
Lift front axle (15) and spring (5), aline holes in spring (5) and shackle (4), and install pin (18). Aline
grooves in pin (18) with retaining screw (20) holes in shackle (4).
Install two screws (20) and new locknuts (17) on shackle (4).
Install two lubrication fittings (19) in pins (18) and (21).
Install retainer (7) and rubber bushing (8) on shock absorber piston rod (6). Ensure lip of rubber
bushing (8) is seated towards hole in plate (9).
Extend shock absorber piston rod (6) through hole in plate (9), and install rubber bushing (10),
retainer (14), and nut (13) on shock absorber piston rod (6). Tighten nut (13) until bushings (8)
and (10) start to bulge.
Install jamnut (12) on piston rod (6) and tighten against nut (13).


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