SECTION I INTRODUCTION - TM-11-6665-224-20P0003

TM 11-6665-224-20P

SECTION I

INTRODUCTION

1. Scope

coded above except those coded XA and

This manual lists spares and repair parts; special

a i r c r a f t support items as restricted by AR

tools; special test, measurement, and diagnostic

700-42.

equipment

(TMDE),

and

other

special

support

(2) M a i n t e n a n c e c o d e . M a i n t e n a n c e

codes

are

equipment required for performance of organiza-

a s s i g n e d to indicate the levels of maintenance au-

tional maintenance of the AN/PDR-27P. It au-

thorized to USE and REPAIR support items. The

t h o r i z e s the requisitioning and issue of spares and

maintenance codes are entered in the third and

r e p a i r parts as indicated by the source and main-

f o u r t h positions of the Uniform SMR Code format

tenance

codes.

as follows:

2. General

(a) The maintenance code entered in the

t h i r d position will indicate the lowest maintenance

This Repair Parts and Special Tools List is divided

level authorized to remove, replace, and use the

i n t o the following sections:

s u p p o r t item. The maintenance code entered in the

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

third position will indicate one of the following

a n d repair parts authorized for use in the perfor-

levels of maintenance:

m a n c e of maintenance. The list also includes parts

which must be removed for replacement of the

a u t h o r i z e d parts. Parts lists are composed of func-

O - Support item is removed, replaced, used at

t i o n a l groups in numeric sequence, with the parts

the organizational level.

in each group listed in figure and item number

(b) T h e m a i n t e n a n c e c o d e e n t e r e d i n t h e

sequence.

f o u r t h position indicates whether the item is to be

b. Section III. Special Tools List. N o t a p p l i c a b l e .

repaired and identifies the lowest maintenance

c . Section IV. National Stock Number and Part

level with the capability to perform complete re-

N u m b e r I n d e x . A list, in National item identifica-

pair (i.e., all authorized maintenance functions).

t i o n number (NIIN) sequence, of all National stock

This position will contain one of the following

n u m b e r s (NSN) appearing in the listings, followed

maintenance codes:

b y a list, in alphameric sequence, of all part num-

bers appearing in the listings. National stock

n u m b e r s and part numbers are cross-referenced to

The lowest maintenance level capable of

each illustration figure and item number appear-

complete repair of the support item is the

ance.

general support level.

3. Explanation of Columns

Nonreparable. No repair is authorized.

(3) R e c o v e r a b i l i t y c o d e . R e c o v e r a b i l i t y c o d e s

a. Illustration. This column is divided as follows:

are assigned to support items to indicate the dispo-

(1) F i g u r e n u m b e r . I n d i c a t e s t h e f i g u r e

sition action on unserviceable items. The recov-

number of the illustration on which the item is

erability code is entered in the fifth position of the

shown.

Uniform SMR Code format as follows:

(2) I t e m n u m b e r . The number used to identify

i t e m called out in the illustration.

b. Source, Maintenance, and Recoverability

(SMR) Codes.

(1) S o u r c e c o d e . S o u r c e c o d e s i n d i c a t e t h e

Nonreparable item. When unserviceable,

manner of acquiring support items for mainte-

condemn and dispose at the level indi-

nance, repair, or overhaul of end items. Source

c a t e d in position 3.

c o d e s are entered in the first and second positions

Reparable item. When beyond lower level

o f the Uniform SMR Code format as follows:

repair capability, return to depot. Con-

demnation and disposal not authorized

b e l o w depot level.

Item procured and stocked for anticipated

c. National Stock Number. Indicates

the

Na-

or known usage.

t i o n a l stock number assigned to the item and will

NOTE

be used for requisitioning purposes,

Cannibalization or salvage may be used

d . Part Number. I n d i c a t e s t h e p r i m a r y n u m b e r

as a source of supply for any items source

used by the manufacturer (individual, company,