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TM 5-2420-222-20P
UNIT MAINTENANCE REPAIR
PARTS AND SPECIAL
TOOLS LISTS
SECTION I. INTRODUCTION
1. 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 Maintenance of the
Loader Backhoe Wheeled Tractor. It authorizes the
requisitioning, issue, and disposition of spares, repair
parts and special tools as indicated by the source,
maintenance and recoverability (SMR) codes.
2. General.
In addition to Section I. Introduction, this Repair Parts
and Special Tools List is divided into the following
sections:
a.
Section II. Repair Parts List. A list of spares
and repair parts authorized by this RPSTL for use in the
1st t 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 kits are listed separately in their
own functional group within Section II. Repair parts for
reparable special tools are also listed in the section.
Items listed are shown on the associated illustra-
tion(s)/figure(s).
b.
Section III. 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. Cross-reference 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
numbers in alphanumeric sequence and cross-refer-
ences NSN, CAGE, and part numbers.
3. Explanation of Columns (Sections II and III).
a.
ITEM NO. (Column (1)). Indicates the number
used to identify items called out in the illustration.
b.
SMR CODE (Column (2)). The Source, Main-
tenance, and Recoverability (SMR) code is a 5-position
code
containing
supply/requisitioning
information,
maintenance
category
authorization
criteria,
and
disposition instructions, as shown in the following
breakout.
Source Code
1st two positions
XXXXXX
How you get an item.
Maintenance Code
XXXXX
3d position
4th position
Who can install, replace
Who can do complete
or use the item
repair* on the item.
Recoverability Code
XXXXXX
5th position
Who determine disposition action on
an unserviceable item.
*Complete Repair: Maintenance capacity, capability, and
authority to perform all corrective maintenance tasks of
the "Repair" function in a use/user environment in order
to restore serviceability to a failed item.
(1)
Source Code. The source code tells you
how to get an item needed for maintenance, repair, or
overhaul of an end item/equipment. Explanations of
source codes follows:
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