DISC BRAKE ASSEMBLY REPLACEMENT/REPAIR - continued

TM 10-3930-673-34

(a)

Install four back-up rings (16) and preformed packings (15) in middle groove of each bore.

Back-up rings are installed toward lining side of brake housing (2). Preformed packings are

installed towards outside of brake housing.

(b)

Install four dust seals (14) in inner groove of brake housing (2) bore.

(2)

Install pistons (7 and 8) in brake housing (2).

(a)

Install pistons (7 and 8) in from lining side of brake housing (2).

(b)

Ensure that pistons (7 and 8) are straight in brake housing (2) bores. Push each piston into

housing bore until top of piston is even with top of dust seal (13).

(3)

Install two cylinder heads (11) in brake housing (2).

(a)

Install preformed packings (13) on two cylinder heads (11). Ensure that preformed packings

are not cut by threads on cylinder head.

(b)

Install two cylinder heads (11) in brake housing (2). Tighten cylinder heads to 75 lb-ft

(101.69 Nm).

WARNING

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 a well-ventilated area. If adhesive, solvent, or sealing compound gets on skin

or clothing, wash immediately with soap and water.

(c)

Apply sealing compound to threads of plug (12) and fitting (9) and install plug and fitting in

two cylinder heads (11).

(4)

Install two bleeder screws (10) in

brake housing (2).

TR00473

10-7