TM-9-2320-285-24-1
TRUCK TRACTOR, YARD TYPE, 43,500 LB GVW, DED, 4X2, ARMY MODEL M878A1
TECHNICAL MANUAL; ORGANIZATIONAL, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL
OCTOBER 1985
TM-9-2320-285-24-1 - Page 585 of 987
TM 9-2320-285-24-1
2-51.
AIR BRAKE SYSTEM MAINTENANCE (CONT)
a.
Air Brake Lines and Fittings (cont).
STEP
LOCATION
ITEM
ACTION
REMARKS
REMOVAL (cont)
12
f. Tubing (23)
a. Disconnect
From connector (57)
(cont)
with nuts
b. Remove
From tractor
g. Connector (57)
Remove
h. Service brakes
Remove
From tee (62); para 2-32f(1)
stop light
switch
i. Tee (62) and
Remove
nipple (61)
j. Bulkhead
Remove
Remove nut and pull fitting
fitting (59)
from frame rail
k. Elbow (66)
Loosen nut
l. Tubing (67)
Disconnect
From elbow (66)
with nut
m. Elbow (66)
Remove
n. Bulkhead
Remove
Remove nut and pull fitting
fitting (64)
from frame rail
o. Connector (68)
Loosen nut
p. Tubing (25)
a. Disconnect
From connector (68)
with nuts
b. Remove
From tractor
q. Connector (68)
Remove
r. Service reser-
Remove
From tee (73); para 2-51b
voir black
tubing and
connector
s. Tee (73) and
Remove
nipple (72)
t. Bulkhead
Remove
Remove nut and pull fitting
fitting (70)
from frame rail
13
Rear frame,
a. Elbow (75)
Loosen nut
above left
b. Tubing (67)
a. Disconnect
From elbow (75)
rear axle
with nuts
b. Remove
From tractor
brake air
c. Elbow (75)
Remove
chamber
d. Connector (77)
Loosen nut
e. Tubing (78)
Disconnect
From connector (77)
with nut
f. Connector (77)
Remove
g. Elbow (79)
Loosen nut
h. Tubing (80)
Disconnect
From elbow (79)
with nut
i. Elbow (79)
Remove
j. Quick release
Remove
From nipple (92); note
valve (76)
position for installation
k. Nipple (92)
Remove
l. Bulkhead
Remove
Remove nut and pull fitting
fitting (74)
from tractor frame
2-562
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