TM-9-2815-225-34-P

ENGINE, DIESEL: 6 CYLINDER IN-LINE TURBOCHARGED, CUMMINS MODEL NTC-400

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST

JULY 2005
TM-9-2815-225-34-P

  TM-9-2815-225-34-P - Page 517 of 736

TM 9-2815-225-34&P
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REPAIR PARTS INTRODUCTION (Contd)
• 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 (i.e., perform all authorized repair functions).
NOTE
Some limited repair may be done on the item at a lower level
of maintenance, if authorized by the Maintenance Allocation
Chart (MAC) and SMR codes. This position will contain one
of the following maintenance codes.
Code
Application/Explanation
O
– Unit is the lowest level that can do complete repair of the item.
F
– Direct support is the lowest level that can do complete repair of the
item.
H
– General support is the lowest level that can do complete repair of the
item.
L
– Specialized repair activity (designate the specialized repair activity)
is the lowest level that can do complete repair of the item.
D
– Depot is the lowest level that can do complete repair of the item.
Z
– Nonrepairable. No repair is authorized.
B
– No repair is authorized. (No parts or special tools are authorized for
the maintenance of a B-coded item.) However, the item may be
reconditioned by adjusting, lubricating, etc., at the user level.
Recoverability Code.
Recoverability codes are assigned to items to indicate the disposition action on
unserviceable items. The recoverability code is entered in the fifth position of the SMR code as follows:
Recoverability
Code
Application/Explanation
Z
– Nonrepairable item. When unserviceable, condemn and dispose of
the item at the level of maintenance shown in third position of SMR
code.
O
– Reparable item. When uneconomically reparable, condemn and
dispose of the item at unit level.
F
– Reparable item. When uneconomically reparable, condemn and
dispose of the item at the direct support level.
H
– Reparable item. When uneconomically reparable, condemn and
dispose of the item at the general support level.
D
– Reparable item. When beyond lower level repair capability, return to
depot. Condemnation and disposal of item not authorized below
depot level.
L
– Reparable item. Condemnation and disposal not authorized below
specialized repair activity (SRA).
A
– Item requires special handling or condemnation procedures because
of specific reasons (e.g., precious metal content, high dollar value,
critical material, or hazardous material). Refer to appropriate
manuals/directives for specific instructions.


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