TM 9-2330-386-14&P
5-10 SPRINGS (CONT).
a. R e m o v a l .
WARNING
The frame and axles must be firmly supported to prevent
s h i f t i n g o f t h e s e m i t r a i l e r . S h i f t i n g may cause serious
injury to personnel and damage to equipment.
(1) Raise and support semitrailer frame.
(2) Place floor jacks into position to support both axles (17).
(3) Remove four nuts (1), washers (2), and clap plate (3).
(4) Repeat step (3) at opposite end of trunnion tube (19).
(5) Lower floor jacks until U-bolts (15) clear alinement plates (18) on both
sides of semitrailer.
(6) Remove both trunnion hubs (4).
(7) Remove four lock nuts (5), washers (6), and capscrews (7).
(8) Remove four locknuts (8), washers (9), and two U-bolts (10).
(9) Remove end cap (11) and two pads (12) from spring (13).
(10) Repeat steps (7) through (9) for other end of spring (13).
WARNING
Spring (13) weighs 240 pounds. Do not lift the spring
without assistance.
(n) Remove spring (13) from axles (17).
(12) Pull trunnion hub (14) with two U-bolts (15) from trunnion tube (19).
(13) Remove two U-bolts (15) from trunnion hub (14).
(14) Remove bushing (16) from trunnion tube (19).
b.Installation.
NOTE
If installing new axle, see spring seat installation
p r o c e d u r e ( p a r a . 5 - 5 c ) and axle alinement procedure
(para. 5-5e) for information on welding spring seats and
alinement plate into place.
(1) Install bushing (16) on trunnion tube (19).
5-14
