TM-9-2320-272-24-1

TM 9-2320-272-24-1

3-167. REAR SPRING REPLACEMENT (Contd)

NOTE

Assistants will help with steps 1 and 2.

Step 1 applies to M936 wrecker only.

Position spring assembly (3) on spring seat (4).

Position spring assembly (1) on spring seat (2).

Slide upper spring bracket and wearpad (5) on main leaves (7) and position on axle housing (6) over

dowel pin (8).

Install service brake chamber bracket (15) on upper spring bracket and wearpad (5) with screw (9),

two washers (10), new lockwasher (14), and nut (13). Do not tighten nut (13).

Install U-bolt bracket (12) on service brake chamber bracket (15) with U-bolt (11), two washers (16),

and nuts (17). Tighten nuts (17) 120-160 lb-ft (163-217 N•m).

Install spring brake chamber bracket (27) on upper spring bracket and wearpad (5) with screw (18),

two washers (19), new lockwasher (26), and nut (25). Do not tighten nut (25).

Install U-bolt bracket (24) on spring brake chamber (28) with U-bolt (21), two washers (29), and

nuts (30). Tighten nuts (30) 120-160 lb-ft (163-217 N•m).

NOTE

Assistant will help with steps 8 and 9.

Install two screws (20), new lockwashers (22), and nuts (23) on upper spring bracket and

wearpad (5). Tighten nuts (13), (23), and (25) 280-360 lb-ft (380-488 N•m).

Install upper spring saddle (32) on spring seat (2) with two U-bolts (31), four new lockwashers (34),

and nuts (33). Tighten nuts (33) 300-400 lb-ft (407-542 N•m).

NOTE

Step 10 applies to M936 wrecker only.

10.

Install stabilizer beam (36) on spring seat (4) with two U-bolts (37), four new lockwashers (39), and

nuts (38). Tighten nuts (38) 300-400 lb-ft (407-542 N•m).

11.

Tighten two bolt clamps (35) on rear spring seat (2) or (4).

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