Chapter 1 INTRODUCTION - TM-9-1290-232-34-P0025

CHAPTER 1

INTRODUCTION

S e c t i o n 1. GENERAL

1-1.

SCOPE

This

volume

contains

the

maintenance

requirements

and

procedures

for

direct

support

and

general

support

(DS/GS)

maintenance

for

the

M13A1,

M13A1C,

M13A3

and

M13B1

Elevation

Fire

Control

Q u a d r a n t s . See Volume I for troubleshooting information.

1-2.

ORGANIZATION

a . Chapter 2, General Maintenance Information, lists the maintenance items and references general

procedures that are necessary to do the maintenance in this manual.

b . Chapter 3, Inspection Upon Receipt, gives the kind of defects to look for when the elevation fire

c o n t r o l quadrant is returned to DS/GS. A complete inspection should be made and faults listed on DA

F o r m 2404 before any repairs are made.

c. Chapter 4, Maintenance Procedures, gives step-by-step procedures to repair faults found during

i n s p e c t i o n or troubleshooting.

d. Chapter 5, Final Inspection, gives procedures to be done after repair to make sure that the

elevation fire control quadrant works and is ready for packaging or installation.

e. Chapter 6, Packaging, gives procedures for packaging the elevation fire control quadrant for

s t o r a g e or shipment.

f. Appendix A, Expendable Supplies and Materials List, lists the supplies and materials needed to

repair the elevation fire control quadrant.

g. Appendix B, Maintenance Task Index, helps you find the necessary maintenance tasks for the

e l e v a t i o n fire control quadrant.

h. Appendix C, Fabricated Tools, tells you how to make the special tools needed to repair the

e l e v a t i o n fire control quadrant.

A p p e n d i x D, Repair Parts and Special Tools List, gives a listing of repair parts, special tools,

and support equipment required for the performance of direct support, general support, and depot

maintenance of the elevation quadrant.

II-1-1