TB-9-2320-279-13-1
TECHNICAL BULLETIN; AIR CONDITIONING SYSTEM
OPERATOR’S, UNIT AND DIRECT SUPPORT MAINTENANCE MANUAL, INSTALLATION INSTRUCTIONS, AND REPAIR PARTS AND SPECIAL TOOLS LISTS
DECEMBER 2005
TB-9-2320-279-13-1 - Page 472 of 524
TB 9-2320-279-13-1
0057-2
ILLUSTRATED PARTS LIST (RPSTL) - Continued
DRAFT
EXPLANATION OF COLUMNS (SECTION 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, maintenance, and recoverability (SMR) code contains supply/
requisitioning information, maintenance level authorization criteria, and disposition instruction, as shown in the
following breakout:
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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 follow:
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Source Code
Maintenance Code
Recoverability Code
1st two positions
3rd position
4th position
5th position
How you get an item
Who can install,
replace or use the item
Who can do complete
repair on the item
Who determines disposition
action on unserviceable items
NOTE:
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.
Code
Explanation
PA
Stock items; use the applicable NSN to requisition/request items with these
source codes. They are authorized to the category indicated by the code
entered in the 3d position of the SMR code.
NOTE:
Items coded PC are subject to deterioration.
PB
PC
PD
PE
PF
PG
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KD
Items with these codes are not to be requested/requisitioned individually. They
are part of a kit which is authorized to the maintenance level indicated in the
3rd position of the SMR code. The complete kit must be requisitioned and
applied.
KF
KB
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MO – Made at unit level
Items with these codes are not to be requisitioned/requested individually. They
must be made from bulk material which is identified by the part number in the
DESCRIPTION AND USABLE ON CODE (UOC) column and listed in the bulk
material group of the repair parts list of the RPSTL. If the 3d position of the
SMR code authorizes you to replace the item, but the source code indicates it
is made at a higher level, order the item from the higher level of maintenance.
MF – Made at DS level
MH – Made at GS level
ML – Made at SRA
MD – Made at depot
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