TM 9-2330-384-14&P
4-39. AIR LINES AND FITTINGS REPLACEMENT (Con't).
c. REPLACEMENT OF UNDERCONSTRUCTION AIR LINES AND FITTINGS
WARNING
Ensure that air lines (4 and 9) and hose assemblies (17) do not rub against
each other or any other surface when installed. Relocate or provide sup-
port, as required. If air lines or hose assemblies rub, a leak may develop,
resulting in brake lockup and possible serious injury or death to personnel.
NOTE
All male threads of fittings should be coated with antiseize tape if not
already factory-coated with an antiseize compound.
If replacing more than one air line (4 and 9) or hose assembly (17), tag
l
for installation.
(1)
Release all air from front and rear air reservoirs by pulling air reservoir draincock cable (see
1
Terminal bolt
16.
Ratio relay valve
4.
3/8 in. outside diameter EMERGENCY air line
17.
1/2 in. hose assemblies
9.
1/2 In. outside diameter SERVICE air line
18.
Brake chamber
11.
90 degree elbow
19.
Tie-strap
12.
Relay quick release valve
(2)
Replace any leaking or damaged air lines (4 and 9), hose assemblies (17), grommets (5 and
8), elbows (11), plugs (21), and tees (20). To remove a damaged grommet, air line (4 or 9)
must first be removed.
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