SECTION I. INTRODUCTION - TM-9-4120-399-24P0006

TM 9-4120-399-24P

UNIT, DIRECT SUPPORT

AND GENERAL SUPPORT

MAINTENANCE REPAIR PARTS AND SPECIAL TOOLS LIST

SECTION I. INTRODUCTION

SCOPE. This RPSTL lists and authorizes spares and repair parts; special tools; special test,

measurement, and diagnostic equipment (TMDE); and other special support equipment required for

performance of unit, direct support, and general support maintenance of the Air Conditioner, Vertical,

36,000 BTU. It authorizes the requisitioning, issue, and disposition of spares, repair parts and special

tools as indicated by the source, maintenance and recoverability (SMR) codes.

G E N E R A L . In addition to this section, Introduction, this Repair Parts and Special Tools List is

divided into the following sections:

a. Section Il. Repair Parts List. A list of spares and repair parts authorized by this RPSTL for use

in the performance of maintenance. The list also includes parts which must be removed for replacement

of the authorized parts. Parts lists are composed of functional groups in ascending alphanumeric

sequence, with the parts in each group listed in ascending figure and item number sequence. Bulk

materials are listed in item name sequence. Repair parts kits are listed separately in their own functional

group within Section Il. Repair parts for repairable special tools are also listed in this section. Items listed

are shown on the associated illustration(s)/figure(s).

b. Section Ill. Special Tools List. A list of special tools, special TMDE, and other special support

equipment authorized by this RPSTL (as indicated by Basis of Issue (BOI) information in DESCRIPTION

AND USABLE ON CODE column) for the performance of maintenance.

c. Section IV. Crossreferences indexes. A list, in National Item Identification Number (NIIN)

sequence, of all National stock numbered items appearing in the listing, followed by a list in alphanumeric

sequence of all part numbers appearing in the listings. National stock numbers and part numbers are

cross referenced to each illustration figure and item number appearance. The figure and item number

index lists figure and item number in alphanumeric sequence and cross references NSN, CAGEC and

part number.

EXPLANATION OF COLUMNS (SECTIONS II AND Ill).

a. ITEM NO. (Column (1)). Indicates the number used to identify items called out in the

illustration.

b. SMR Code (Column (2)). The Source, Maintenance, and Recoverability (SMR) code is a

5position code containing supply/requisitioning information, maintenance category authorization

criteria, and disposition instruction, as shown in the following breakout:

4th position

Who determines

3rd position

Who can do

disposition action

Who can install

How you get an item

complete repair*

on an

replace or use the

on the item

unserviceable item

item