TM 9-2330-235-14&P
4-58.
SPRINGS AND RADIUS RODS REPLACEMENT (M390C) (Con't).
b.
INSTALLATION
1.
Install new lockwasher (10) and rubber bumper
(11) on bumper bracket (9).
2.
If removed, install two plates (19) on springs (18)
with screw (20) and nut (22).
3.
Loosely install two setscrews (36) in radius rod
(39).
4.
Install radius rod (39) on bumper bracket (9) with
two flatwashers (35), two rubber bushings (34),
sleeve bearing (33), inner shouldered washer
(37), outer shouldered washer (32), screw (31)
and two nuts (38).
5.
Install spring (18) and bumper bracket (9) on
axle mounting pad with two U-bolts (21) and
eight nuts (8).
6.
Repeat steps 1 through 5 for other side of trailer.
7.
Install bushing (13), two sleeve bearings (14),
and roller pin (15) in upper hole in spring hanger
(27). Secure roller pin with two setscrews (16).
Repeat for remaining three spring hangers.
WARNING
Stand clear of lifting device when raising trailer. Failure to follow this warning may result In
serious injury or death to personnel.
8.
Place a suitable lifting device under front of trailer. Raise trailer enough for wheels and tires to clear frame.
Remove two jackstands.
WARNING
Bogie assembly is heavy and awkward to handle. Use caution and assistance during Installation.
Failure to follow this warning may result in serious injury to personnel.
9.
Remove blocking and roll assembled axle into position under trailer so that spring (18) ends are in spring hangers
(27). Lower trailer into position. DO NOT remove support from trailer.
10.
Install radius rod (39) to spring hanger (27) with two flatwashers (26), two rubber bushings (25), sleeve bearing
(28), inner shouldered washer (24), outer shouldered washer (29), screw (30), and two nuts (23). Tighten two
setscrews (36). Repeat for other side of trailer.
TA704355
4-149