TM 9-2330-390-14&P
4-57. BRAKESHOE REPLACEMENT.
This Task Covers:
a.
Removal
b. Cleaning and Inspection
C.
Installation
/nitia/ Setup:
Equipment Conditions:
• Hub and brakedrum removed (see paragraph 4-75).
Materials/Parts:
• Rags (Item 25, Appendix F)
Tools/Teat Equipment:
• General mechanic’s tool kit (Item 30, Appendix G)
• Brake repair pliers (Item 21, Appendix G)
a. REMOVAL
1.
turn starwheel (9) at each adjusting bolt (8) clockwise until adjusting plungers are fully retracted in plunger
housing (10).
2.
Remove two return springs (6) from brakeshoes (1 and 7).
CAUTION
Use caution not to damage wedge brake components when removing brakeshoes
from spider assembly.
3.
Remove brakeshoes (1 and 7) from spider assembly (4).
b.
CLEANING AND INSPECTION
1.
2.
Clean all parts with rags and a brush.
inspect brakeshoes for cracks, looseness of linings or rivets, and wear. If linings are worn flat on wear notch (3)
in middle of lining, a thickness equal to or less than 5/16 in. (7.94 mm), replace brakeshoes.
NOTE
If brakeshoes are replaced, new return springs MUST be Installed.
3.
Inspect return springs for distortion or other damage.
4-124
