Section I. INTRODUCTION - TM-9-2920-225-34P0003

TM 9-2920-225-34P

Section I. INTRODUCTION

Definition

Code

1. Scope. This manual lists repair parts required

initial issue or outfitting and stocked only for subsequent or

for the performance of direct and general support

additional initial issues or outfitting. Not subject to

maintenance (including depot maintenance Repair

automatic replenishment.

Parts and Special Tools) of the Generators, Engine

Support equipment procured and stocked for initial issue or

Accessory, FSN 2920-909-2483, 2920-475-1446,

outfitting to specified maintenance repair activities.

2920-782-1955, and 2920-818-8635.

Support equipment which will not be stocked but which will

be centrally procured on demand.

Item procured and stocked to provide for sustained support

2. General. This repair parts list is divided into the

for the life of the equipment. It is applied to an item peculiar

following sections:

to the equipment which because of probable discon-

a. Repair Parts List Section II. A list of repair

tinuance or shutdown of production facilities would prove

parts authorized at the direct and general support

uneconomical to reproduce at a later time.

(including depot maintenance Repair Parts and

An item of depot overhaul/repair kit and not purchased

separately. Depot kit defined as a kit that provides items

Special Tools) levels for the performance of mainte-

required at the time of overhaul or repair.

nance. The list also includes parts which must be

An item of a maintenance kit and not purchased

removed for the replacement of the authorized parts.

separately. Maintenance kit defined as a kit that provides

Parts lists are composed of functional groups in

an item that can be replaced at organizational or

ascending numerical sequence, with parts in each

intermediate levels of maintenance.

group listed in figure and item number sequence.

Item included in both a depot overhaul/repair kit and a

maintenance kit.

b. Federal Stock Number and Part Number

Item to be manufactured or fabricated at organizational

Index -Section III. A list, in ascending numerical

level.

sequence, of all Federal stock numbers appearing in

Item to be manufactured or fabricated at the direct

the listings, followed by a list, in alphanumeric

support maintenance level.

sequence, of all part numbers appearing in the

Item to be manufactured or fabricated at the general

support maintenance level.

listings. Federal stock number and part numbers are

Item to be manufactured or fabricated at the depot

cross-referenced to each illustration figure and item

maintenance level.

number appearance.

Item to be assembled at organizational level.

Item to be assembled at direct support maintenance level.

3. Explanation of Columns The following

Item to be assembled at general support maintenance

provides an explanation of columns found in the

level.

tabular listings:

Item to be assembled at depot maintenance level.

Item is not procured or stocked because the requirements

a. Illustration. This column is divided as follows:

for the item will result in the replacement of the next

(1) Figure Number. Indicates the figure number

higher assembly.

of the illustration in which the item is shown.

Item is not procured or stocked. If not available through

(2) Item Number. The number used to identify

salvage, requisition.

each item called out in the illustration.

Installation drawing, diagram, instruction sheet or field

service drawing that is identified by manufacturer's

b. Source, Maintenance, and Recoverablilty Codes

part number.

(SMR).

A low mortality item that is not stocked. When required,

(1) Source Code. Source codes are assigned to

items will be requested and provided through normal

support items to indicate the manner of acquiring

supply channels

support items for maintenance, repair, or overhaul of

NOTE

end items. Source codes are entered in the first and

Cannibalization or salvage maybe used as

second positions of the Uniform SMR Code format as

a source of supply for any items source

follows:

coded above except those coded XA, XD,

and aircraft support items as restricted by

Definition

Code

AR 700-42.

Item procured and stocked for anticipated or known usage.

Item procured and stocked for insurance purposes because

essentiality dictates that a minimum quantity be available

(2) Maintenance Code. Maintenance codes are

in the supply systems.

assigned to indicate the levels of maintenance

Item procured and stocked and which otherwise would be

authorized to USE and REPAIR support items. The

coded PA except that it is deteriorative in nature.

maintenance codes are entered in the third and

Support item, excluding support equipment, procured for