TM 9-2330-203-14&P
4-50. SPRING ASSEMBLY REPLACEMENT ((M197A1 AND M198A1).
This Task Covers:
a. Removal
c.
Installation
b. Cleaning and Inspection
Initial Setup:
Materials/Parts:
Tools/Test Equipment:
General mechanic's tool kit
Jack
Two Jackstands
Two cotter pins
Personnel Required: Two
a.
REMOVAL
1.Using jack, raise axle on side where spring assembly (21) is to be removed.
3.Raise frame sufficiently to remove weight from spring assembly (21) and support on two jackstands.
4.Remove two cotter pins (4), nuts (3), and bolts (1) from two spring brackets (2 and 16). Discard cotter pins.
5.Remove two nuts (14 and 13) and screw (22) from end of radius rod (5) and bracket (15).
6.Loosen setscrew (6) in radius rod (5).
7.Remove two packing retainers (12), bushings (11), washers (7), and spacer (23) from bracket (15).
8.Remove four nuts (9), washers (10), and two U-bolts (20).
9.Lower axle enough to allow removal of spring assembly (21) and bracket (15) from spring seat.
10.Remove two setscrews (19) from each shaft (18). Remove shaft and roller (17) from each spring bracket (2 and 16).
11.If damaged, remove bumper (8) from bracket (15).
b.
CLEANING AND INSPECTION
WARNING
Dry cleaning solvent, P-D-680, is toxic and flammable. Always wear protective
goggles and gloves, and use only in a well-ventilated area. Avoid contact with
skin, eyes, and clothes, and DO NOT breathe vapors. DO NOT use near open flame
or excessive heat. The solvent's flash point is 100F-138F (38C-59C). If you
become dizzy while using cleaning solvent, Immediately get fresh air and medical
help. If solvent contacts eyes, immediately wash your eyes and get medical aid,
1.Clean all metal parts with dry cleaning solvent. Clean all other parts with detergent and water. Dry all parts thoroughly.
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