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TM 9-2320-364-34-4
25-109
b.
Installation.
(1)
Coat wedge assembly (12) with grease.
(2)
Install wedge assembly (12) in brake
assembly (11).
NOTE
Perform Step (3) only if collet
nut was removed.
(3)
Install collet nut (10) onto air brake
chamber (9) 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.
(4)
Coat first three threads of air chamber (9) with sealing compound.
NOTE
Air brake chamber must be caged before it can be installed.
(5)
Install air brake chamber (9) into brake assembly (11) 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.
(6)
Rotate air brake chamber (9) to align air ports.
(7)
Using spanner wrench, tighten collet nut (10) on air brake chamber (9) to 250 to 280 lb-ft
(339 to 380 N.m).
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