Section I. INTRODUCTION

MAINTENANCE ALLOCATION CHART - TM-55-1560-307-13P_102

EXPLANATION OF COLUMNS (Sections II and III).

TM-55-1560-307-13P AH-1E/F/P/S Helicopter Manual
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TM 55-1560-307-13&P APPENDIX C OPERATOR, AVIATION UNIT, AND AVIATION INTERMEDIATE MAINTENANCE REPAIR PARTS AND SPECIAL TOOLS LIST Section I. INTRODUCTION C-1. SCOPE. This repair parts and special tools list (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 AVUM and AVIM maintenance of the Extended Range Fuel System. It authorizes the requisitioning, issue, and disposition of spares, repair parts, and special tools as indicated by source, maintenance, and recoverability (SMR) codes. C-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 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. Bulk materials are listed by item name in Appendix C. Repair part kits are listed separately in their own function group within Section II. Repair parts for reparable special tools are also listed in this section. b. Section III Special Tools List. A list of special tools, special TMDE, and other special support equipment authorized by this RPSTL for the performance of maintenance. c. Section IV Cross-Reference Indexes. A list, in National Item Identification Number (NIIN) sequence, of all National Stock Numbers (NSN) appearing in the listings, followed by a separate 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 references NSN, CAGE, and part numbers. C-3. EXPLANATION OF COLUMNS (Sections II and III). a. ITEM NO. Column. Indicates the number used to identify items called out in the illustration. b. SMR-CODE Column. The Source, Maintenance, and Recoverability (SMR) code is a 5-position code containing supply/requisitioning information, maintenance category authorization criteria, and disposition instruction, as shown in the following breakout: (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: XA - Do not requisition an "XA"-coded item. Order its next higher assembly. (Also, refer to the NOTE below.) XB - If an "XB" item is not available from salvage, order it using the CAGE and part number given. XC - Installation drawing, diagram, instruction sheet, field service drawing that is identified by manufacturer's part number. C-1

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