TM 9-2330-381-14
5-14.
LOWER SUSPENSION ARM CYLINDER PIN (CONT)
WARNING
When the ram is under pressure, keep personnel away from hole in plate. Cylinder
pin could come out suddenly and injury to personnel may result.
12.
Operate hand pump (19). When ram (4) extends full length, release pressure. As operator bleeds off hydraulic
pressure on hand pump, hand tighten nut (17) against ram (4) and use pin (20) to turn adjustment rod (15),
keeping rod snug in grease fitting cavity. Tighten nut (17) against ram (4).
13.
If ram is unable to start cylinder pin (13) moving, remove pin (20) and position two nuts (16) flush with end of rod
adjustment (15) and lock (jam) together. Strike end of adjustment rod (15) with a 10-pound sledge hammer until
pin (13) begins moving.
14.
Operate hand pump (19) through two full extensions of ram (4) until cylinder pin (13) is removed.
15.
Disconnect hand pump (19) and hose (18).
16.
Remove nut (17) from adjustment rod (15), remove pin (20), and then remove two nuts (16).
17.
Remove nut (14) from each lower rod (12) and remove both lower rods (12). Remove two nuts (11) from each
lower rod (12).
18.
Remove nut (14) from each upper rod (12). Use two persons to hold ram (4) and slide ram (4) off of two upper
rods (12). Remove two nuts (11) from each upper rod (12).
19.
Remove two screws (7), lockwashers (6), and ram (4) from plate (5).
20.
Remove two screws (10) and spacer (8) from plate (9).
21.
Remove spreader (2) and two nuts (1) from lower suspension arm (3).
5-15.
LOWER SUSPENSION ARM
This task covers:
a. Removal
c. Inspection
e. Installation
b. Disassembly
d. Assembly
INITIAL SETUP
Tools
General mechanics tool kit, item 16, appx. B
Chain or strap, item 9 or 31, appx. B
Hydraulic floor jack, 10 ton, item 14, appx. B
Measuring tape, 6 ft, item 14, appx. B
Feeler gage set, 20 blade set, item 18, appx. B
5-46