ARMY TM 9-6115-464-12
AIR FORCE TO 35C2-3-445-1
NAVY NAVFAC P-8-624-12
Adjust brakes on rear wheels as outlined in paragraph 5-19c below before removing
supports and jack
(a) Remove wheel and tire with drum assembly as outlined in paragraph 5-19b. (1) above.
(b) Remove return springs (21, Figure 5-10).
(c) Remove hold-down springs (22) and brake shoes (23) from axle and plate assembly (24).
(2) Cleaning and Inspection.
Clean brake shoes with filtered compressed air.
Clean remaining parts with dry cleaning solvent (Federal Specification P-D-680) and dry thoroughly.
Inspect brake shoe linings for wear. If lining is 1/16 inch or less, brake shoes shall be replaced.
Inspect return springs for cracks, corrosion and distortion.
Check spring clip for cracks, corrosion, and other damage.
Check adjustment bolts and abutment pins for cracks, corrosion, stripped or otherwise damaged
threads and other damage.
Check control lever and wedge for cracks, breaks, corrosion, and other damage.
Inspect backing plate for cracks, corrosion, warping, missing or deteriorated dust covers and other
(3) Repair. Replace any parts found defective.
(a) Install brake shoes (23, Figure 5-10) and springs (22) onto axle plate assembly (24).
(b) Install return springs (21).
(c) Install tire and wheel with drum assembly as outlined in paragraph 5-19b. (1) above.
Make sure that drum assembly and brake shoe linings are clean and free of
grease before installing drum assembly. Equipment damage could result if
caution is not observed.
(d) Install drum assembly with wheel and tire attached as outlined in paragraph 5-19b. (4) above.
Clean and inspect wheel bearings as outlined in paragraph 5-19b. (2) above be-
fore installing drum assembly.
(a) Rotate adjustment knob on brake control Iever to provide minimum movement of brake linkage.
Rotating adjustment knob clockwise increases brake linkage movement. Rotating
adjustment knob counterclockwise decreases linkage movement.
Loosen lock nuts (25, Figure 5-10) on both wheels and rotate rod (26) until both brake shoes
lightly rub drums. Tighten lock nuts (25).
Actuate brake control lever to ascertain that brakes function properly. Additional adjustment is
provided by adjustment knob on brake control lever.