Wheel Mount Shock-Absorbing Spring Assembly.

TM 55-1740-202-13&P

(4) Assembly master cylinder (29), cylinder mounting plate (31), hex bolts (28), springs (27), washers (26), and

hex nuts (25).

(5) Assemble push rod assembly (23 and 24) to master cylinder (29).

(6) Install breakaway spring (19), breakaway lever (18), S-hook (17), and chain (16) to outer case assembly.

(7) Align screw holes in cylinder mounting plate (31) with screw holes in outer case assembly and install self-

tapping hex bolts (20) and external star lockwashers (21).

(8) Connect tubing (15, fig. 4-11) to connector (22, fig. 4-12).

(9) Connect flexible hose (14, fig. 4-11) to frame tee (8) and reducer (13).

(10) Install panhead screws (9), lockwashers (10), and clamps (11).

(11) Connect the two hoses to mounting brackets (4). Connect brake line tube (6) to frame tee (8). Connect

flexible hoses (2) to brake wheel cylinders.

(12) Fill master cylinder (29) with hydraulic fluid and bleed the lines.

c. Wheel Mount Shock-Absorbing Spring Assembly.

(1) Install kingpin (6, fig. 4-10) through the bottom hole of bracket (13) so that one inch of the kingpin

protrudes from the top of the hole.

(2) Install one dust cover (8) on the one-inch part of kingpin (6) and compress, the dust cover.

(3) Assembly spring support assembly (9) and knuckle (12).

(4) Position knuckle (12) over installed dust cover (8) and kingpin (6).

(5) Push kingpin (6) through the bottom hole of knuckle (12) and place one dust cover (8) on the kingpin.

(6) Push kingpin (6) through dust cover (8) into spring support assembly (9).

(7) Install washer (10) between the top of spring support assembly (9) and bracket (13). Push kingpin (6)

through the hole in bracket (13).

(8) Slide knuckle (12) toward the top of bracket (13) and install a dust cover (8) over the top of kingpin (6).

(9) Push kingpin (6) through top hole in knuckle (12) align hole in kingpin with small hole in bracket (13) and

install capscrew (5).

(10) Position springs (7) on spring guides (11) and place each spring assembly in position on spring support

assembly (9). With hand or screwdriver pressure, place spring assembly in position on knuckle (12).

(11) Install cap (4), lockwashers (3), and screws (2).

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