TM 9-2590-209-14&P
8-12.
Rework of Suspension System.
bracket. Mark and trim bracket to contour of hull.
Relocate, and tack weld in place. Remove fixtures and
a. Remove suspension components as described
weld bracket to hull in accordance with MIL-W-46086,
below (from left side of vehicle only) to facilitate rework
method 1.
of suspension system to accept M9 bulldozer kit. Refer
to figure 8-9 and TM 9-2350-215-20 (M60, M60A1), TM
9-2350-257-20-1 (M60A1 RISE) or TM 9-2350-253-20-1
k. Place stop 12257289-1 (left) or 12257289-2
(M60A3) for removal procedures.
(right) against bottom edge of volute bumper spring
mounting surface, and weld in accordance with MIL-
b. Disconnect and remove track from numbers 1
STD-1261, class 1.
(1) and 2 (2) roadwheel arm positions.
l. Place support 12257288 against side bottom
c. Remove roadwheels from numbers 1 (1) and 2
edge of volute bumper spring mounting area, and weld in
(2) positions. Retain parts for installation.
place.
Grind off excessive weld, prime and paint in
accordance with MIL-STD-193.
d. Remove cotter pins (3) and pivot pins (4) and
remove front shock absorber (5).
m. Place gusset 12257287 and stop 12257286-1
Retain all parts for installation except cotter pins (3).
(left) and 12257286-2 (right) to roadwheel arm number 2
stop, and weld. Prime and paint in accordance with MIL-
e. Remove cotter pin (3) and pivot pin (4) securing
STD-193.
lower end of shock absorber number 2 (6).
n. Place spacer 12257291 between volute spring
f. Remove two screws (7), lockwashers (8),
and mounting surface and secure with screw MS90727-
washers (9), and lift off two volute bumper springs (10).
Discard two screws (7) and retain remaining parts for
removal.
installation.
o. Install torsion bar anchor (21), cover 10952230,
g. Remove front upper shock absorber mounting
and gasket 7014010 to numbers 1 and 2 roadwheel
bracket (11) from hull, using cutting torch. Grind area
arms with retained screws and lockwashers.
smooth. Paint area in accordance with MIL-STD-193.
p. Install torsion bar plug, gasket, screw, and
h. Remove torsion bar plug screw (12), lockwasher
lockwasher (retained during removal) to roadwheel arms
(13), plug (14), gasket (15), and torsion bar (16) from
numbers 1 and 2.
front roadwheel arm. Retain parts for installation.
q. Install front shock absorber using pivot pin
(retained during removal) and cotter pin MS24665-426.
securing torsion bar anchor cover (19) to front roadwheel
support arm housing, and remove gasket (20) and
r. Install pivot pin to lower end of shock absorber,
anchor (21). Retain four screws (17), lockwashers
and secure with cotter pin MS24665-426.
(18) and anchor (21); discard cover (19) and gasket (20).
s. Install roadwheels and track. Refer to TM 9-
J. Mount shock mounting
bracket
fixtures
2350-215-20 (M80, M60A1), TM 9-2350-257-20-1
12257356 and 12257357 on volute
(M60A1 RISE), or TM 9-2350-253-20-1 (M60A3).
8-10