TM-9-2320-272-24-1

TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL; VOLUME 1 OF 4

JUNE 1998

TM-9-2320-272-24-1 - Page 795 of 1015

TM 9-2320-272-24-1

3-155. STEERING KNUCKLE BOOT MAINTENANCE (Contd)

5.

Lace zipper (8) locks with fine wire near edge of steering knuckle seal (13) and twist together.

6.

Cut off excess zipper (8) and apply adhesive to exposed zipper (8) and fabric. Allow adhesive to sit

overnight.

7.

Align seal retaining plate (6) to holes in steering knuckle (2) and install twelve screws (7). Ensure

notches in screw (7) heads are aligned so safety wire (1) can be installed.

8.

Thread new safety wire (1) around each screw (7) and tie Off.

9.

Install seal guard (5) on steering knuckle (2) with four new lockwashers (3) and screws (4). Tighten

screws (4) 130-170 lb-ft (176-231 N.m).

FOLLOW-ON TASK: Lubricate steering knuckle (LO 9-2320-272-12).

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