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APPENDIX B MAINTENANCE ALLOCATION
Tool and Test Equipment Requirements (Sect.  III and IV)

TM-5-4220-225-14 Firefighting Truck 100 Ft Aerial Ladder 1000 GPM Manual
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TM 5-4220-225-14 j.      Overhaul.      That   maintenance   effort   (service/action)   necessary   to   restore   an   item   to   a   completely serviceable/operational   condition   as   prescribed   by   maintenance   standards   (i.e.,   DMWR)   in   appropriate   technical publications  .    Overhaul  is  normally  the  highest  degree  of  maintenance  performed  by  the  Army.    Overhaul  does  not normally return an item to like new condition. k.  Rebuild.  Consists of those services/actions necessary for the restoration of unserviceable equipment to a like new   condition   in   accordance   with   original   manufacturing   standards.      Rebuild   is   the   highest   degree   of   materiel maintenance   applied   to   Army   equipment.      The   rebuild   operation   includes   the   act   of   returning   to   zero   those   age measurements (hours, miles, etc.) considered in classifying Army equipments/components. B-3.  Column Entries a.  Column 1, Group Number.  Column 1 lists group numbers, the purpose of which is to identify components, assemblies, subassemblies, and modules with the next higher assembly. b.      Column   2,   Component/Assembly.      Column   2   contains   the   noun   names   of   components,   assemblies subassemblies, and modules for which maintenance is authorized. c.  Column 3, Maintenance Functions.  Column 3 lists the functions to be performed on the item listed in column 2.  When items are listed without maintenance functions, it is solely for purpose of having the group numbers in the MAC and RPSTL coincide. d.  Column 4, Maintenance Level.  Column 4 specifies, by the listing of a "work time" figure in the appropriate subcolumn(s),  the  lowest  level  of  maintenance  authorized  to  perform  the  function  listed  in  column  3.    This  figure represents the active time required to perform that maintenance function at the indicated level of maintenance.  If the number   or   complexity   of   the   tasks   within   the   listed   maintenance   function   vary   at   different   maintenance   levels, appropriate  "work  time"  figures  will  be  shown  for  each  level.    The  number  of  task-hours  specified  by  the  "work  time" figure represents the average time required to restore an item (assembly, subassembly, component, module, end item or system)   to   a   serviceable   condition   under   typical   field   operating   conditions.      This   time   includes   preparation   time, troubleshooting time, and quality assurance/quality control time in addition to the time required to perform the specific tasks identified for the maintenance functions authorized in the maintenance allocation chart.  Subcolumns of column 4 are as follows: UNIT C - Operator/Crew O - Unit INTERMEDIATE F - Direct Support H - General Support DEPOT D - Depot e.  Column 5, Tools and Equipment.  Column 5 specifies by code, those common tool sets (not individual tools) and special tools, test, and support equipment required to perform the designated function. B-2









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