Icom IC-M71 Instruction Manual page 194

CONTAINERIZED KITCHEN (CK)
INTRODUCTION TO REPAIR PARTS & SPECIAL TOOLS LIST
Source Code
AO – Assembled by unit/AVUM level
AF – Assembled by DS/AVIM level
AH – Assembled by GS level
AL – Assembled by SFA
AD – Assembled by depot
XA
XB
XC
XD
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 follows:
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:
Maintenance Code
C
O
F
TM 10-7360-226-13&P
NOTE
Application/Explanation
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.
0033 00-3
Application/Explanation
Items with these codes are not to be
requested/requisitioned individually. The parts
that make up the assembled item must be
requisitioned or fabricated and assembled at
the level of maintenance indicated by the
rd
source code. If the 3
code authorizes you to replace the item, but
the source code indicates the item is
assembled at a higher level, order the item
from the higher level of maintenance.
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 and P/N.
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 available.
0033 00
position of the SMR