CHAPTER 1. INTRODUCTION - TM-9-2520-249-34-P0005

TM 9-2520-249-34&P

CHAPTER 1

INTRODUCTION

Section I. GENERAL

1-1.

Scope of Manual

a. Maintenance

and

Parts

Information

Combined. This manual contains instructions for direct

support, general support maintenance, and listings of

repair parts and special tools, for the Model XTG 250-1A

Transmission

Assembly

NSN

(8356100).

Included are descriptions of the

transmission and components, procedures for

troubleshooting, disassembly, cleaning, inspection,

repair, assembly and test, and repair standards.

Transmission Illustrated

(1) Overall views of the transmission may

be found in figures 1-1 and 1-2

Figure 1-2. Model XTG 250-1A transmission-right-rear

view

(2) Operational pictures (including disassembly

and assembly pictorial step procedures), and drawings,

near their pertinent text, appear throughout the manual.

(3) Foldouts (FO' ) at the back of the book

illustrate the transmission cross section (FO-1) a

hydraulic schematic (FO-2), and exploded views (FO-3

through FO-13). Foldout 14 illustrates special tools and

equipment. Foldout 15 illustrates the sequence which

must be followed for tightening bolts retaining

Figure 1-1. Model XTG 250-1A transmission-left-front

components at the top of the transmission.

view

1-1