(2) Item number. Indicates the item number or
agency, etc., and is identified in SB 708-42.
reference designation used to reference the item in
d. Unit of Measure (U/M). Indicates the standard
or basic quantity by which the listed item is used in
performing the actual maintenance function. This
measure is expressed by a two-character alphabeti-
a. Usable on codes are included in column 3. Un-
cal abbreviation; e.g., ea, in, pr, etc., and is the basis
coded items are applicable to all models. Identifica-
used to indicate quantities and allowances in subse-
tion of the usable on codes used in this publication
quent columns. When the unit of measure differs
from the unit of issue, the lowest unit of issue that
will satisfy the required units of measure will be
b. The following publication pertains to the TS-
e. Quantity Incorporated in Unit. This column
909/PPM and its components:
indicates the quantity of the item used in the equip-
ment, Subsequent appearances of the same item
Computer, Test Set TS-909/PPM
in the same assembly are indicated by the letters
(Including Repair Parts and
Special Tool Lists).
f. 15-Day Organizational Maintenance Allowances.
of Repair Parts
(1) The repair parts indicated by an asterisk in
the allowance column represent those authorized for
a. This manual contains one cross-reference index
use at the organizational category, and will be req-
to be used
to locate a repair part when either
uisitioned on an "as required" basis, until stockage
the Federal stock number or reference number
is based on demand in accordance with AR 710-2.
(manufacturer's part number) is known. The first
(2) Major Army commanders are authorized to
column in the index is prepared in numerical or
approve reduction in the range of support items
alphanumeric sequence in ascending order. The
authorized for use in units within their commands.
reference numbers (manufacturer's part numbers)
Recommendations for increase in range of items
are listed immediately following the last listed Fed-
authorized for use will be forwarded to Commander,
eral stock number in the index of Federal stock
US Army Electronics Command, ATTN: AMSEL-
MA-SR, Fort Monmouth, N.J., 07703.
b. When the Federal stock number or reference
(3) Allowance quantities are indicated in the
number is known, follow the procedures given in (1)
special tools list section for special tools, TMDE,
and (2) below.
and other support equipment.
(1) Refer to the index of Federal stock numbers
g. 30-Day DS/GS Maintenance Allowances.
reference number. The FSN and reference number
Allowances in GS column are for GS main-
are cross-referenced to the applicable figure and
item number or reference designation.
(1) The repair parts indicated by asterisk entries
(2) Refer to the repair parts list (sec III and V)
in separate allowance columns for DS and GS re-
and locate the figure number (C Ol 7a-20P, 10a-
present those authorized for use at that category
34P) and item number or reference designation
of maintenance to be requisitioned on an "as re-
(COl 7b-20P, 10b-34P) as noted in the FSN index.
quired" basis, until stockage is based on demand
c. When the figure and item number or reference
in accordance with AR 710-2.
designation are known, scrutinize columns 7a and
(2) Allowance quantities are indicated in the
7b-20P and 10a and 10b-34P, of the repair parts
special tool lists section for special tools, TMDE,
list (sec III and V) until the item is located.
and other support equipment.
d. When the FSN, reference number, figure num-
h. 1-Year Allowances Per 100 Equipments/Contin-
ber, and item number are not known, scrutinize
gency Planning Purposes. Column intentionally
column 3 of the repair parts list (sec III and V), which
is arranged in alphabetical order.
i. Depot Maintenance Allowance Per 100 Equip-
ments. This column indicates opposite the first ap-
pearance of each item the total quantity authorized
for depot maintenance of 100 equipments.
(1) Figure number. Indicates the figure number
of the illustration on which the item is shown in
The reporting of errors, omissions, and recommenda-