ARMY TM 10-4610-309-24P
MARINE CORPS TM10802A-24P/2
TACTICAL WATER PURIFICATION SYSTEM (TWPS)
REPAIR PARTS AND SPECIAL TOOLS LIST (RPSTL)
Do not requisition an "XA" coded item. Order the next higher
assembly. (Refer to NOTE below.)
If an item is not available from salvage, order it using the CAGEC
Installation drawings, diagrams, instruction sheets, field service
drawings; identified by manufacturer's P/N.
Item is not stocked. Order an XD-coded item through normal
supply channels using the CAGEC and P/N given, if no NSN is
Cannibalization or controlled exchange, when authorized, may be used as a source
of supply for items with the above source codes except for those items source
coded "XA" or those aircraft support items restricted by requirements of AR 750-1.
Maintenance Code. Maintenance codes tell you the level(s) of maintenance authorized to use and repair
support items. The maintenance codes are entered in the third and fourth positions of the SMR code as
Third Position. The maintenance code entered in the third position tells you the lowest maintenance level
authorized to remove, replace, and use an item. The maintenance code entered in the third position will
indicate authorization to the following levels of maintenance:
Crew or operator maintenance done within unit/AVUM maintenance.
Unit level/AVUM maintenance can remove, replace, and use the item.
Direct support/AVIM maintenance can remove, replace, and use the item.
General support maintenance can remove, replace, and use the item.
Specialized repair activity can remove, replace, and use the item.
Depot can remove, replace, and use the item.
Fourth Position. The maintenance code entered in the fourth position tells you whether or not the item is
to be repaired and identifies the lowest maintenance level with the capability to do complete repair
(perform all authorized repair functions).