TM 9-2330-381-14
4-44. S-CAM (CONT)
3.
As s-cam (9) is removed, remove flat washer (11), slack adjuster (12), spacer (13), flat washer (14), flat washer
(15), and preformed packing (16). Discard preformed packing.
4.
Remove two nonmetallic seals (17) from axle (10). Discard seals.
5.
Remove bushing (18) from axle (10).
WARNING
Cleaning compound solvent is used to clean parts and is potentially dangerous to
personnel. Extinguish all smoking materials and do not allow sparks or open
flame near the work area. Use skin and eye protection and work in a well-
ventilated area.
INSPECTION
1.
Inspect bushings, spacers, and washers for wear, out-of-round, corrosion, nicks, and burrs. Clean all parts
removed in degreaser tank with cleaning compound solvent. Remove burrs, nicks, and scoring on polished
surfaces using crocus cloth. Replace all defective parts.
2.
Inspect brake operating s-cam camshaft and related parts for wear, worn gear, broken cam, scoring, out-of-round,
corrosion, nicks, and burrs. Clean all corroded parts in degreaser tank with cleaning compound solvent. Remove
burrs, nicks, and scoring on polished surfaces using crocus cloth. Replace all defective parts.
INSTALLATION
1.
Install bushing (18) into axle (10).
2.
Apply a light coating of grease to two nonmetallic seals (17) and install two nonmetallic seals (17) onto axle (10).
3.
Install preformed packing (16) and flat washer (14) onto s-cam (9).
4.
Aline and install s-cam (9) into axle (10). Once s-cam passes through nonmetallic seals (17), install flat washer
(15) and flat washer (14).
5.
Place slack adjuster (12) near axle (10) and aline with s-cam (9). Push s-cam (9) through slack adjuster (12) and
install flat washer (11) onto s-cam as it clears slack adjuster (12).
6.
Continue pushing s-cam (9) until s-cam and flat washer (11) are flush against s-cam retainer assembly on axle
(10).
7.
Install retainer ring (8) and retainer ring (7) onto s-cam (9).
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