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TM 9-2320-364-34-4
25-12
25-4. AXLE NO. 1 AND 2 AIR BRAKE CHAMBER REPLACEMENT (CONT).
(2)
Installation.
(a)
Coat wedge assembly (9) with grease.
(b)
Install wedge assembly (9) in brake
assembly (8).
(c)
Install collet nut (6) onto air brake
chamber (7) until threads on air brake
chamber run out.
Adhesives, solvents, and sealing
compounds can burn easily, can
give off harmful vapors, and are
harmful to skin and clothing. To
avoid injury or death, keep away
from open fire and use in well-
ventilated area. If adhesive,
solvent, or sealing compound
gets on skin or clothing, wash
immediately with soap and
water.
(d)
Coat first three threads of air brake chamber (7) with sealing compound.
(e)
Install air brake chamber (7) into brake assembly (8) until air brake chamber bottoms out in brake
assembly.
Air brake chamber can only be unscrewed a maximum of one turn. Otherwise, incorrect
brake operation could result.
(f)
Rotate air brake chamber (7) to align air ports.
(g)
Using spanner wrench, tighten collet nut (6) to 250 to 280 lb-ft (339 to 380 N.m).
NOTE
Perform Step (h) and (i) if elbow and tee were removed.
(h)
Coat threads of elbow (4) and tee (5) with sealing compound.
(i)
Install elbow (4) and tee (5) in air brake chamber (7).
(j)
Connect air lines (1), (2) and (3) to elbow (4) and tee (5).
c.
Follow-On Maintenance:
Install brake drum, (Para 25-3).
END OF TASK
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