Installation - TM-9-2330-380-14-P0233

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TM-9-2330-380-14-P Semitrailer Van: Electronic Tactical 12-Ton 4-Wheel XM1063 (NSN 2330-01-224-9244) and M129A4 (NSN 2330-01-372-5642) Manual

Section III. SUSPENSION SYSTEM MAINTENANCE PROCEDURES

TM 9-2330-380-14&P

5-6. Axle Assembly Maintenance (cont'd)

8. Align rear axle with front axle by measuring between spindles.

9. Tighten rear axle U-bolt nuts and end cap nuts.

10. Recheck alignment of front axle with kingpin. Recheck alignment of rear axle with front axle.

11. Tighten XM1063 U-bolt nuts to a torque of 300 lb-ft (406.8 Nm) dry or 220 lb-ft (298.3Nm)

lube. Tighten M129A4 U-bolt nuts to a torque of 290 -300 lb-ft (393.24 - 406.8 Nm) dry or

210 - 220 lb-ft (284.76 - 298.3Nm) lube.

e. Installation

1. Position axle on dolly.

2. Place support under axle.

3. Insert four U-bolts (3) through two spring seats

(4) on axle (5). Secure each U-bolt (3) with two

nuts (1) and four washers (2).

4. Tighten U-bolt nuts to a torque of 300 lb-ft

(406.8 Nm) dry or 220 lb-ft (298.3 Nm) lube.

Follow-onmaintenance:

Install brake air chambers (para. 4-46).

Install slack adjusters (para. 4-50 (XM1063).

Install hubs and brake drums (para. 4-52 (XM1063) or para. 4-53 (M129A4)).

Install wheels (para. 3-4).

Close air reservoir drain cocks (para. 2-14).

Removeblockingandsupportequipment.

5-5