TM-9-2520-234-34P Parts Manual for M109 Transmission XTG-411 Download
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TM 9-2520-234-34P b. SMR CODE [Column (2)]. The Source, Maintenance, and Recoverability (SMR) code is a 5-position code containing supply/requisitioning information, maintenance category authoriza- tion criteria, and disposition instruction, as shown in the following breakout: Source Code 1st two positions How you get an item Maintenance Recoverability Code Code 5th position 3d position 4th position Who determines I I disposition action Who can install, Who can do on an unserviceable replace or use complete repair* item the item on the 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 main- tenance, repair, or overhaul of an end item/equipment. Explanations of source codes follow: Code Explanation Stocked item; use the applicable NSN to request/requisition 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. Items with these codes are not to be requested/requisitioned individually. They are part of a kit which is authorized to the maintenance category indicated in the 3d position of the SMR code. The complete kit must be requisitioned and applied. Items with these codes are not to be requested/ requisitioned 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 listed in this RPSTL. If the item is authorized to you by the 3d position code of the SMR code, but the source code indicates it is made at a higher level, order the item from the higher level of maintenance. 2