4-47. Air Filter
c. Inspection and Repair.
(1) Inspect part for cracks, breaks or other dam-
a. Removal.
age.
(1) Release the air brake pressure by opening
(2) Discard and replace the diaphragm. Replace
drain cock (fig. 3-5), at the air reservoir.
all other defective parts.
(2) Remove the air filter as illustrated in figure
d. Reassembly. Reassemble the air brake chamber
4-35.
in the reverse of numerical sequence as illustrated
b. Inspection and Repair.
in figure 4-34.
(1) Service the air filter (para 3-19).
e. Installation.
(2) Inspect all parts for damage. Repair by re-
(1) Install the air brake chamber and master
placement of defective parts.
cylinder as illustrated in figure 4-33.
c. Installation Install the air filter as illustrated
(2) Bleed the hydraulic brake system (para 4-42).
in figure 4-35.
4-46. Brake Relay Emergency Valve
4-48. Air Reservoir
a. Removal.
a. Removal.
(1) Release air brake pressure by opening drain
(1) Release the air brake pressure by opening
cock (fig. 3-5) at the air reservoir.
air release valve (fig. 4-35).
(2) Remove the relay emergency valve as illus-
(2) Remove the air reservoir as illustrated in
trated in figure 4-33.
figure 4-35.
b. Inspection and Repair. Inspect valve and mount-
b. Inspection and Repair.
ing parts for damage. Repair by replacement of
(1) Inspect air reservoir for cracks, breaks, leaks
damaged parts.
or other damage.
c. Installation. Install the relay emergency valve
as illustrated in figure 4-33.
ME 4930.207-12/4.34
7 Piston rod
1 Collar stud
8 Spring retaining cup
2 Plain hex nut
9 Preformed packing
3 Lockwasher
10 Helical spring
4 Hex head capscrew
11 Chamber body
5 Body cover
6 Chamber diaphragm
Figure 4-34. Air brake chamber her, disassembly reassembly.
4-46
