Section
LII. CARRIER AIR BRAKE DOUBLE CHECK VALVE ASSEMBLY
496. Carrier Air Brake Double Check Valve Assembly
494. General
The carrier's double check valves are used in an air
Cleaning, Inspection, and Repair
brake system when it is necessary to automatically direct
a. Cleaning. Clean all parts with an approved
the flow of air pressure into a common line from either of
cleaning solvent and dry thoroughly.
two other lines. Both of the carrier air brake double check
b. Inspection and Repair. Inspect all parts for
valves are used in conjunction with two brake control
excessive wear and damage. Replace or repair all
valves. If the double check valves were not used and
defective parts.
either of the brake control valves were moved to the
applied position, tank pressure would escape through the
497. Carrier Air Brake Double Check Valve Assembly
exhaust port of the other brake control valve.
Reassembly and Installation
a. Reassembly. Reassemble the carrier air brake
495. Carrier Air Brake Double Check Valve Assembly
double check valve assembly in the reverse of the
Removal and Disassembly
numerical sequence as illustrated on figure 247.
a. Removal. Remove the carrier air brake double
b. Installation. Install the carrier air brake double
check valve assemblies (para. 232).
check valve assembly (para. 232).
b. Disassembly. Disassemble the carrier air brake
double check valve assembly in numerical sequence as
illustrated on figure 247.
Figure 247. Carrier brake (disc type) double check valve assembly, exploded view.
Section LIII. CARRIER HANDBRAKE
498. General
499. Carrier Handbrake Removal and Disassembly
The carrier handbrake is a mechanically operated
a. Removal. Remove the carrier handbrake as
brake lever. It works through a series of devises and
instructed on figure 248.
rods.
AGO 6819A
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