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 tion which are not carried by the using organization, and any
special instructions, regarding accessories etc., may be obtained
from
the
supporting
ordnance
maintenance
unit.
For
infor-
mation
on
removing
axle,
spring,
and
trunnion
cross
tube
as-
semblies, refer to paragraphs 85 through 89.
55.
Spring Seat
Note.
The
key
letters
shown
in
parentheses
below
are
in
a. Removal of Spring Seat.
(1)
Remove wheels (par. 52b) from side of semitrailer to
be worked on.
(2)
Support weight of semitrailer by jacking up trunnion
cross tube
at
end
from
which
spring
seat
is
to
be
removed.
(3)
Remove two hex nuts (Z) and lockwashers (Y) from
each
U-bolt
(M).
(4)
Remove two U-bolts (M) and lift off spring saddle
(L).
(5)
Remove
hex-head
bolt
(P)
and
lockwasher
(N)
from
each side of spring seat (K).
(6)
Raise each axle sufficiently to detach spring from spring
seat (K).
( 7 ) Remove six cap screws (A) and lockwashers (B) and
remove seat cap (C) and cap gasket (D).
Discard
gasket.
(8) Remove bearing jam
nut
(E)
using
wrench
41-W-
3825-72 (fig. 31).
Figure 40. Removing spring seat.
TAGO 1321B
87
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