TB 1-2840-248-20-2
(d) Preparation Instructions For Completing a DA Form 2408-16-1, (History Recorder,
Component, Module Record (Depot Repair) (Figure 16).
NOTE: When an unserviceable component or module is received at depot level, Lines 1 through 5, in block 6
should already be filled in. If lines 4 and/or 5 are blank, do the calculations and fill them in.
Blocks 1, 3, 4, and 5 should be filled in. If not, enter the required information.
Block 2 When this form is prepared for a module or component leave this block blank until the module or
component is installed on an engine.
Block 6, line 1--(Previous Counts of Component/Module)
a. Enter the cumulative counts from line 5 of the last completed block 6 to line 1 of the next open block 6.
b. If the module has been operated on a slave engine to ensure serviceability after repair the component
cumulative counts/hours must be updated.
(1) Calculate the LCF-1, LCF-2, T/TI counts and operating hours accumulated by the module while
operating on the slave engine.
(2) Add these counts/hours to the total cumulative counts entered on line 1.
(3) Line out the existing figures in line 1 and enter these updated counts/hours in line 1 above the old
figures. Ensure that line 1 of the DA Form 2408-16-1 for the module is also updated at this time.
Block 6, line 2--(Reading at installation of Module/Recorder) When this form is prepared for a module or
component leave this block blank until the module or component is installed on an engine.
NOTE: When two or more pages are needed to enter the components and modules on the reverse side of the
forms, no entries are required in block 6 of page 2 unless the front side of page 1 is filled.
Block 7 When this form is prepared for a module or component leave this block blank until the component or
module is installed on an engine.
BACKSIDE.
8. Nomenclature. Enter the name of each replaceable subcomponent of the component or module on the
lines below.
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