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 TM9-2320-270-20-2
REAR AXLE AIRBRAKE AND SPRING BRAKE CHAMBERS - CONTINUED
ACTION
ITEM
REMARKS
LOCATION
INSTALLATION CONTINUED
Hose (2)
Screw on and tighten using 7/8-inch
22. Elbow (1)
and 15/16-inch wrenches.
Screw on and tighten using 1 1/16-inch
Hose (4)
23. Elbow (3)
and 13/16-inch wrenches.
Using 9/16-inch socket and handle, adjust
Adjusting screw (6)
24. Slack adjuster (5)
so holes line up.
Put in.
Clevis pin (8)
25. Clevis (7) to slack
adjuster (5)
Using long-nose pliers, put in.
New cotter pin (9)
26. Clevis pin (8)
Adjusting screw (6)
a. Using 9/16-inch socket and handle,
27. Slack adjuster (5)
push in spring-loaded bushing (10) and
turn adjusting screw counterclockwise
until shoes are firm against drum (11).
b. Back off adjusting screw (6) three or
four clicks.
c. Using back of wrench hit drum (11).
It should ring. If it makes a dull
thud, back off adjusting screw some
more until brake drum rings when
struck.
TA240457
4-706
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