2 1/2 TON TRAILER FRONT PLAT FORM Maintenance.

TM 9-6115-661-13&P

4-24 2 1/2 TON TRAILER FRONT PLAT FORM Maintenance.

This task covers: a. Removal

b. Installation

INITIAL SETUP

Tools

Equipment Conditions

Tool Kit, General Mechanic's

Reference

Trailer support devices are

lowered, paragraph 2-3.2.1.

Materials/Parts

Nut, Self-locking

Washers, Lock

REMOVAL

1. When removing the front platform on unit A refer to paragraph 4-12 and remove switch box.

Remove two hex nuts (8, figure 4-23), flat washers (2), two lock washers (7), and two screws (1)

that secure the two switch box supports (3).

2. Remove fifteen self-locking nuts (9), thirty-six flat washers (6 and 10), and fifteen screws (5) that

secure the platform (4) to the trailer. Discard self-locking nuts.

3. Remove front platform.

NOTE

Three flat washers (10) are used under the platform on each side to shim the

platform.

INSTALLATION

Position new front platform (4) on the trailer over mounting holes.

Install fifteen screws (5), thirty-six flat washers (6 and 10), and fifteen new self-locking nuts (9) to

secure platform (4).

3. When replacing front platform for Unit A, refer to paragraph 4-12 and install switch box assembly.

Install two screws (1), new lock washers (7), four flat washers (2), and two nuts (8), that secure

switch box supports.