TM 9-2330-238-14
4-38. BRAKESHOE REPLACEMENT (Con’t).
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 100 °F-138°F (38° C-59° C). 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, then dry thoroughly.
2.
Inspect internal lever and connecting link for cracks, bends, or breaks. Replace if necessary.
3.
Inspect brakeshoes and brakeshoe return springs for cracks, breaks, excessive wear, or other damage.
Replace if necessary.
c.
INSTALLATION
1.
Install four spring pins (8), new Iockwasher (10), and nuts (11) in brakeshoes (9 and 18) if previously removed,
2.
Position rear brakeshoe (18) on backing plate (14) and install capscrew (20), new Iockwasher (2 and 16),
flatwasher (3), sleeve spacer (4), bracket (1 7), and nut (15).
3.
Install internal lever (19) on rear brakeshoe spring pin (8).
TA701979
4-77
