TM-9-2330-247-14-P
CHASSIS, TRAILER: GENERAL PURPOSE, 3-1/2 TON, 2-WHEEL, M353
TECHNICAL MANUAL; OPERATOR’S, ORGANIZATIONAL, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL (INCLUDING REPAIR PARTS AND SPECIAL TOOLS LISTS)
MARCH 1992
TM-9-2330-247-14-P - Page 98 of 320
TM 9-2330-247-14&P
4-29.
AXLE (Con’t)
ACTION
LOCATION
ITEM
REMARKS
17.
Frame (2)
Two upper
Using hammer and chisel, unseat and and take off.
bearing blocks
(1)
CLEANING, INSPECTION, AND REPAIR
18.
Lower bearing
block (10)
19.
Four split
bearings
(9) and (27)
INSTALLATION
20.
Frame (2)
21.
Two upper
bearing blocks
(1) and frame
(2)
22.
23.
Axle (8)
24.
Frame (2)
NOTE
Refer to paragraphs 4-20, 4-21, and 4-22 for cleaning,
inspection, and repair instructions.
Lube fitting (13)
a, Using XG in. open-end wrench, unscrew and
take off.
b. Using ZG in. open-end wrench, screw in new
lube fitting (13) and tighten.
a. Measure inside diameter of split bearings (9 and
27) using machinist’s rule.
Inside diameter
Two upper
bearing
blocks (1)
Four screws (28),
Iockwashers (3),
and nuts (4)
Four screws (7),
Iockwashers (6),
and nuts (5)
b. Maximm inside
Place in position.
diameter is 5% in. (13 cm)
Screw on and tighten using % in. open-end wrench,
% in. socket, and ratchet-handle with ~ in. drive.
Torque to 60-70 Ib.-ft. (81-95 N•m) using torque
wrench.
Screw on and tighten using 1% in. open-end
wrench, 1~ in. socket, and ratchet handle with
~ in. drive. Torque to 180-190 Ib.-ft. (244-258 N•m)
Split bearings
(9 and 27)
using torque wrench.
a. Noting notchmarks, roll into place in
bearing blocks (10) and upper bearing
(1).
b. Move trestles out of the way.
CAUTION
Ensure that axle I
S
free of blocking and on jacks before
moving.
lower
blocks
Axle (8)
a. With aid of an assistant, use jacks to roll axle (8)
under frame (2) directly below upper bearing
blocks (1).
b. Raise axle (8) until it fits snugly into upper
bearing blocks (1).
c.
Place trestles under right and left rear corner of
the trailer.
4-44
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