AD-- Item to be assembled at depot maintenance
This manual lists spares and repair parts; special
tools; special test, measurement, and diagnostic
XA Item is not procured or stocked because the
equipment (TMDE), and other special support equip-
requirements for the item will result in the
ment required for performance of direct support and
replacement of the next higher assembly.
general support maintenance of the TD-1069/G. It
XD-- A support item that is not stocked. When re
authorizes the requisitioning and issue of spares and
quired, item will be procured through nor-
repair parts as indicated by the source and mainte-
mal supply channels.
Cannibalization or salvage maybe used as
This Repair Parts and Special Tools List is divided
a source of supply for any items source
into the following sections:
coded above except those coded XA and
a Section II. Repair Parts List. A list of spares
aircraft support items as restricted by AR
and repair parts authorized for use in the perform-
ance of maintenance. The list also includes parts
(2) Maintenance code. Maintenance codes are
which must be removed for replacement of the au-
assigned to indicate the levels of maintenance au-
thorized parts. Parts lists are composed of functional
thorized to USE and REPAIR support items. The
groups in numeric sequences, with the parts in each
maintenance codes are entered in the third and
group listed in figure and item number sequence.
fourth positions of the Uniform SMR Code format as
b. Section III, Special Tools List. Not applicable.
c. Section IV. National Stock Number and Part
(a) The maintenance code entered in the third
Number Index. A list, in National item identification
position will indicate the lowest maintenance level
number (NIIN) sequence, of all National stock num-
authorized to remove, replace, and use the support
bers (NSN) appearing in the listings followed by a
item. The maintenance code entered in the third posi-
list, in alphanumeric sequence, of all part numbers ap-
tion will indicate one of the following levels of mainte-
pearing in the listings. National stock numbers and
part numbers are cross-referenced to each illustra-
tion figure and item number appearance.
O Support item is removed, replaced, used at the
3. Explanation of Columns
F Support item is removed, replaced, used at the
a. Illustration. This column is divided as follows:
direct support level.
(1) Figure number. Indicates the figure number
H Support item is removed, replaced, used at the
of the illustration on which the item is shown.
general support level.
(2) Item number. The number used to identify
D Support items that are removed, replaced, used
item called out in the illustration.
at depot, mobile depot, specialized repair ac-
b. Source, Maintenance, and Recoverability (SMR)
(1) Source code. Source codes indicate the man-
(b) The maintenance code entered in the fourth
position indicates whether the item is to be repaired
ner of acquiring support items for maintenance, re
and identifies the lowest maintenance level with the
pair, or overhaul of end items. Source codes are en-
tered in the first and second positions of the Uniform
capability to perform complete repair (i.e., all author-
SMR Code format as follows:
ized maintenance functions). This position will con-
tain one of the following maintenance codes:
PA Item procured and stocked for anticipated or
H-- The lowest maintenance level capable of com-
MD Item to be manufactured or fabricated at the
plete repair of the support item is the general
depot maintenance level.
D-- The lowest maintenance level capable of com-
AH-- Item to be assembled at general support main-
plete repair of the support item is the depot