TB 1-2840-248-20-2
this block. See Table 1-2, 1-3, or 1-4 in DA Pamphlet 738-751 at the end of chapter 1 for selection of the
actual failure code. Line through the failure code in block 10, copy 2 and 3 after repair, overhaul, rebuild, or
inspection and enter "SC1". Condition status and other data of the item after repair, overhaul, rebuild or
inspection is indicated in blocks 10 and 36, copy 2 and 3.
NOTE: Update blocks 6, 7, 9, and REMARKS when needed on copies 2 and 3. Mail copy 2 to USAATCOM.
COPY 3--SECTION IV--INSTALLATION/LOSS (Figure 9, Sheet 5 of 5)
Block 41. Installed on (Nomen NHA). Enter the name of the next higher assembly on which the reportable
item is installed, for example, engine, power turbine module, and so on.
Block 42. NSN (NHA). Enter the national stock number of the item in block 41.
Block 43. Part number (NHA). Enter the part number of the item listed in block 41. If block 41 is an aircraft
leave this block blank.
Block 44. Serial number (NHA). Enter the serial number of the item in block 41. If block 41 is an aircraft
leave this block blank.
Block 45. Hours (NHA). Enter the current aircraft hours, to the nearest hour, if the item in block 41 is an
aircraft. If item in block 41 is a component, enter the component operating hours, to the nearest hour, since
new
or rebuild.
Block 46. History recorder S/N. Enter the history recorder serial number. If a module or component is
entered in block 41 leave this block blank.
Block 47. History recorder/hour meter readings. Enter the total cumulative counts for the item entered in
block 41. Obtain the total cumulative counts from line 5 of the DA Form 2408-16-1 for the item entered in
block 41. If the helicopter is entered in block 41, enter the engine history recorder reading in this block. This
entry is required for engines, history recorders, and all modules, components and subcomponents entered on
the front and reverse sides of a DA Form 2408-16-1. Block 48. Acft model. Enter the MDS, such as, AH-
64A, UH-60A, UH-1H, and so on, if installation was on the aircraft. If an aircraft is not entered in block 41 leave
this block blank.
Block 49. EIC. Enter the end item code of the aircraft that the item in block 1 is installed on, See appendix D
of DA Pamphlet 738-751 for the EIC which applies.
Block 50. Acft S/N. Enter the serial number of aircraft if applicable.
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