TB 10-4610-239-24
7.
Maintenance Activity. Put in the name of your support activity.
a.
Level. Put in the code of the maintenance level doing the maintenance.
O - Unit
F - Direct Support (DS)
H- General Support (GS)
D - Depot
L - Special Repair Activity
8.
Utilization Code.
For nontactical wheeled vehicles in administrative use, use
utilization code "V".
9.
MCSR Item. Leave blank.
9a.
ERC. Leave blank.
9b.
Pacing Items. Leave blank.
10. Hours. Put in the hour reading (rounded to the nearest hour) from the hour meter on
the equipment in block 3.
11. Miles. Put in the mileage (rounded to the nearest mile) of the equipment in block 3.
12. Rounds. Leave blank.
13. Starts.
For turbine engines, put in the number of hot starts. If not needed, leave
blank.
14. Failure Detected During. Mark the box that best describes when the failure was
found.
15. FIRST INDICATION OF TROUBLE. Mark the box that best describes the conditions
when you first found the trouble. Write in a code number from the table below. Leave
blank if block 14 is left blank or when listing sampled items for unit maintenance.
Code
Description
008
Noisy
068
Inoperative
258
Overheating
387
Low performance
790
Out of adjustment
*380
Intermittent
*432
Off frequency
*580
Unstable
*077
Accident (motor vehicle)
*777
Accident (motor vehicle)
*099
Other
*The asterisk shows code numbers not listed in block 15, DA Form 2407. If you select
one of these codes, the proper code number must be put in the space called 'Other,"
block 15.
16 & 16a. Leave blank.
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