TM 9-2330-392-14&P
4-74
Change 2
4-31
HYDRAULIC BRAKE LINES REPLACEMENT.
This task covers:
a. Front Flex Brake Line Removal
e. Rear Flex Brake Line Removal
b. Front Flex Brake Line Installation
f. Rear Flex Brake Line Installation
c. Front Solid Brake Line Removal
g. Rear Solid Brake Line Removal
d. Front Solid Brake Line Installation
h. Rear Solid Brake Line Installation
Initial Setup:
Equipment Conditions:
• Handbrakes applied.
• Wheels chocked (para 2-8.1).
Tool/Test Equipment:
• General mechanics tool kit
• Common No. 1 shop set
Materials/Parts:
• Rags (Item 10, Appendix E)
• Dry Cleaning Solvent (Item 5, Appendix E)
• Wire Brush (Item 3, Appendix E)
• Rivets
a.
FRONT FLEX BRAKE LINE REMOVAL
NOTE
Master cylinder orifice requires a 12-mm wrench.
1.
Disconnect flex brake line (2) from master cylinder orifice (1) and install temporary plug in master cylinder ori-
fice (1).
2.
Disconnect flex brake line (2) from solid brake line (3) and install temporary plug in solid brake line (3).
3.
Remove rivet (5) and clamp (4) securing flex brake line (2) to frame. Remove flex brake line (2). Discard rivet.
b.
FRONT FLEX BRAKE LINE INSTALLATION
1.
Remove temporary plug from solid brake line (3) and connect flex brake line (2) to solid brake line (3). Tighten
flare fitting.
2.
Remove temporary plug from master cylinder orifice (1) and connect flex brake line (2) to master cylinder ori-
fice (1). Tighten flare fitting.
3.
Install new rivet (5) and clamp (4) securing flex brake line (2) to frame.
