TM 9-2330-388-14
(2) Check air lines and fittings for restriction
in place. The packing ring must lie flat with no twists or
caused by dents or kinks.
bulges.
c.
Repair
(3) Coupling damage is usually caused 1 worn,
damaged, or improperly installed packing ring Install new
packing ring to stop leaks.
(1) Tighten screws holding air line clips.
b.
(2) Tighten fittings if leaks are found. Replace
lines or fittings if leaks cannot be stopped, para 4-50.
(1) Remove packing ring by prying out of
coupling with screwdriver or other suitable tool.
4-46.
(2) Clean groove in body. Partially collapse.
a.
Test.
packing ring with fingers and put one side of packing ring
flange into groove. Use a blunt-ended tool to push ring
(1)
When the brake pedal or trailer hand brake lever
of the following vehicle is depressed or applied, air is
Figure 4-51. Brake Camshaft Removal and Installation
4-115