TM 9-2330-235-14&P
4-58.
SPRINGS AND RADIUS RODS REPLACEMENT (M390C) (Con't).
7.
Loosen two setscrews (36) in radius rod (39).
Remove two nuts (23), screw (30), outer
shouldered washer (29), sleeve bearing (28),
inner shouldered washer (24), two rubber
bushings (25), and two flatwashers (26) securing
radius rod to spring hanger (27).
8.
Repeat steps 5 through 7 for other side of trailer.
WARNING
Stand clear of lifting device when raising trailer. Failure to follow this warning may result in
serious injury or death to personnel.
Bogie assembly is heavy and awkward to handle. Use caution and assistance during removal.
Failure to follow this warning may result in serious injury to personnel.
9
Raise front of trailer high enough for wheels to clear frame. Roll assembled wheels, axle, springs, and radius rods
out from under trailer. Lower trailer and support with two jackstands.
10.
Block axle and wheels to keep them from moving.
11.
Remove four nuts (8) from each U-bolt (21). Separate spring (18), axle, and bumper bracket (9). Repeat for other
spring.
12
Remove two nuts (38), screw (31), outer shouldered washer (32), sleeve bearing (33), inner shouldered washer
(37), two rubber bushings (34), and two flatwashers (35) securing radius rod (39) to bumper bracket (9) Remove
radius rod.
13
Remove two setscrews (36) from radius rod (39).
14.
If damaged, remove nut (22), screw (20), and two plates (19) from springs (18).
15.
Remove rubber bumper (11) and lockwasher (10) from bumper bracket (9). Discard lockwasher.
16.
Repeat steps 12 through 15 for other side.
TA505065
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