original manufacturing standards. Rebuild is per-
formed only when required by operational consider-
ations or other paramount factors and then only at
the depot maintenance level. Rebuild reduces to zero
the hours of miles the equipment, or component
thereof, has been in use.
d. Tools and Equipment. Column 4. This column is
provided for referencing by code the tools and test
equipment (Section III), required to perform the main-
tenance functions (Section II).
e. Remarks. Column 5. This column is provided
for referencing by code the remarks (Section IV)
pertinent to the maintenance functions.
D-3. EXPLANATION OF COLUMNS IN SECTION III.
a. Reference Code. This column consists of a
number and a letter separated by a dash. The number
references the T&TE requirements listed in Section
II. The letter represents the specific maintenance
function the item is to be used with in Columns (A
through K) of Section II.
b. Maintenance Level. This column shows the lowest
level of maintenance authorized to use the tool or
c. Nomenclature. This column lists the name or
identification of the tool or test equipment.
d. Tool Number. This column lists the manufac-
turers code and part number or federal stock num-
ber of tool or test equipment.
D-4. EXPLANATION OF COLUMNS IN SECTION IV.
a. Reference Code. This column consists of two
letters separated by a dash (entered from Column 5
of Section II). The first letter references Alpha
sequence in Column 5 and the second letter refer-
ences a maintenance function, Column 3 (A through K).
b. Remarks. This column lists information per-
tinent to the maintenance function to be performed
(as indicated in Section II).