TM 9-2330-381-14
4-15. SERVICE BRAKE ADJUSTMENT (CONT)
3.
Locate left-hand slack adjuster (1), right-hand slack adjuster (2), and parking/service brake chamber (3) on
affected suspension assembly (4).
CAUTION
Be sure each locking ring moves freely, in and out, prior to adjusting the slack
adjuster or damage to equipment may result.
4.
Press in on locking ring (5) on left-hand slack adjuster (1).
Using moderate force, turn adjusting nut (6)
counterclockwise as far as possible.
5.
Press in on locking ring (5) on right-hand slack adjuster (1).
Using moderate force, turn adjusting nut (6)
counterclockwise as far as possible.
6.
Repeat steps 4 and 5 until adjusting nuts (6) on both left- and right-hand slack adjusters (1 and 2) cannot be
turned counterclockwise any further. This ensures that both sets of brake shoes are firmly in contact with each
brake drum.
4-58