TM 9-2330-247-14&P
4-49. SPRINGS (Con't)
ACTION
REMARKS
ITEM
LOCATION
INSPECTION
a.
Measure inside diameter using machinist's rule.
Inside diameter
17.
Maximum inside diameter is
in. (11.7 cm).
b.
(4 and 6)
INSTALLATION
Three lube
18.
Screw in lube fittings (8) and tighten using adjust-
Upper pivot block
fittings (8)
able wrench and slip-joint pliers.
(7) and two leaf
pins (16)
Put in place.
Clamp (19)
19.
Spring (20)
Two U-bolts (18)
20.
Using hammer, tap in place.
Spring (20) and
clamp (19)
Roll split bearing (4) into place, noting notchmarks.
21.
Split bearing (4)
Lower pivot
block (3)
Put in place.
Lower pivot
22.
Spring (20)
block (3)
and two
and split
U-bolts (18)
bearing (4)
a.
Put bushing (13) into place and hold.
Bushing (13)
23.
Frame bracket
(14)
b.
Put leaf pin (16) in place with pin hole facing up
and leaf pin (16)
and pin hole and frame bracket (14) lined up.
24.
Frame bracket
Tap in place using in. brass drift.
a.
Spring pin (17)
b.
(14) and leaf
Repeat steps 23 and 24a for the other end of
spring (20).
pin (16)
25.
Axle (5)
a.
Roll spring (20) into place under axle (5) with the
Spring (20)
aid of an assistant.
Ensure that spring clip boltheads face
brakedrum.
b.
Raise spring (20) until axle (5) is fully seated on
split bearing (4) and the fourth leaf spring is
above spring leaf pin (16) hole.
26.
Roll split bearing (6) into place, noting notchmarks.
Upper pivot
Split bearing (6)
block (7)
27.
in.
Put in place, noting marks, using hammer and
Axle (5)
Upper pivot
brass drift.
block (7)
and two
U-bolts (18)
a. Screw in and tighten using
in. socket and
28.
Four Iockwashers
Upper pivot
(10) and nuts (9)
block (7)
b. Torque to 175 lb.-ft. (237 Nm) using torque
and two
wrench.
U-bolts (18)
4-122