TM 9-2330-381-14
4-65.
REAR SUPPORT LEGS (CONT)
2.
Remove two capscrews (7) and cover (6). Remove setscrew (8) from cover.
3.
Remove two nuts (9), lockwashers (10), washers (11), and latch (12).
4.
Remove lubrication fitting (13), washer (14), and packing (15) from support leg weldment (16). Discard packing.
WARNING
The retractable inner support leg is heavy. Keep feet and hands from under the
support leg foot when raising, lowering, or operating the support leg. Use two
people when supporting or lifting the leg or injury to personnel may result.
NOTE
Place a hydraulic floor jack under the inner support leg foot to prevent dropping of
inner support leg to the ground when actuating nut is removed.
5.
Place a hydraulic floor jack under foot of inner support leg (3) and raise jack to within approximately 2 inches (3.1
cm) from bottom of foot.
6.
One person must hold inner support leg (3) and second person must remove socket head screw (17), lockwasher
(17.1), and actuating nut (18) from inner support leg screw shaft (21). If socket head screw (17) is sheared or
otherwise damaged and cannot be removed from nut and shaft, proceed as follows:
a. Using a cold chisel and 3-pound hammer, proceed to split nut (18) at setscrew screw hole.
b. When nut (18) has been split through, leave chisel in split and use a second chisel to spread nut until screw
shaft (21) of inner support leg drops from nut (18).
7.
Remove actuating nut (18), washer (19), and packing (20) from inner support leg (3). Discard packing.
8.
Raise platform to highest position (para. 2-19).
9.
One person must hold and steady inner support leg (3) and second person must lower front of platform opposite
affected rear support leg until inner support leg (3) is clear of upper support leg weldment (16). Two people must
move inner support leg (3) away from platform.
10.
Shut down APU (para. 2-16).
11.
Remove sleeve hearing (22) and washer (23) from inner support leg screw shaft (21).
4-318 Change 1
