Specifications

TM 9-2330-384-14&P
4-39. AIR LINES AND
FITTINGS REPLACEMENT.
THIS TASK COVERS
a.
Replacement of Front Air Lines and Fit-
C.
Replacement of Underconstruction Air
tings
Lines and Fittings
b. Replacement of Brake Interlock Assem-
bly Air Lines
INITIAL SETUP
Equipment Conditions:
Ref Conditions
2-11 Wheels chocked.
2-14 Tractor EMERGENCY and SERVICE air
couplings disconnected from semi-
trailer.
Tools:
* Tool kit, general mechanic’s
Materials/Parts:
l Tag marker
(Item 21, Appendix E)
l Antiseize tape
(Item 22, Appendix E)
General Safety Instructions;
l Ensure that air lines do not rub against
each other or any other surface when in-
stalled.
a. REPLACEMENT OF FRONT AIR LINES AND FITTINGS
WARNING
Ensure that air lines (4 and 9) do not rub against each other or any other
surface when installed. Relocate or provide support, as required. If air lines
rub, a leak may develop, resulting in brake lockup and possible serious In-
jury or death to personnel.
NOTE
All male threads of fittings should be coated with antiseize tape if not al-
ready factory-coated with an antiseize compound.
(1) To replace a leaking or damaged air coupling (6 or 7), refer to paragraph 4-38.
(2) Replace any leaking or damaged air lines (4 and 9), elbows (11), or terminal bolts (1).
(3) Replace any damaged grommets (5 and 8). To remove a grommet, air line (4 or 9) must first
be removed.
4-112