Section I. GENERAL
1-3.1. Reporting Equipment Improvement
This manual describes Control Indicator C-8157/
If your equipment needs improvement, let us know.
ARC (fig. 13). The manual provides instruc-
Send us an EIR. You, the user, are the only one who can
tions for operation, organisational, direct sup
tell us what you don't like about your equipment. Let us
port, and general support maintenance, and func-
know why you don't like the design. Put it on an SF 368
tioning of the equipment.
(Quality Deficiency Report). Mail it to Commander,
US Army Communications-Electronics Command
and Fort Monmouth, ATTN: AMSEL-ME-MP, Fort
1-2. Consolidated Index of Army Publications
and Blank Forms
Monmouth, New Jersey 07703-5007. We'll send you a
Refer to the latest issue of DA Pam 310-1 to determine
whether there are new editions, changes or additional
publications pertaining to the equipment.
1-3.2. Administrative Storage
1-3. Maintenance Forms, Records, and
a. Administrative storage of equipment issued to
and used by Army activities will have preventive main-
tenance performed in accordance with the PMCS
a. Reports of Maintenance and Unsatisfactory
charts before storing. When removing the equipment
Equipment. Department of the Army forms and
procedures used for equipment maintenance will be
from administrative storage, the PMCS should be per-
those prescribed by DA Pam 738-750 as contained in
formed to assure operational readiness. Removal and
Maintenance Management Update.
repacking equipment for shipment or limited storage is
covered in chapter 2 and SB 38-100.
b. Report of Packaging and Handling Deficiencies.
b. COMSEC. equipment must be removed before
Fill out and forward SF 364 (Report of Discrepancy
storage, and turned in to the COMSEC account
(ROD)) as prescribed in AR 735-1l-2/DLAR 4140.55/
NAVMATINST 4355.73A/AFR 400-54/MCO 4430.3F.
1-3.3. Destruction of Army Electronics Materiel
c. Discrepancy in Shipment Report (DISREP) (SF
Destruction of Army electronics materiel to prevent
361). Fill out and forward Discrepancy in Shipment
enemy use shall be in accordance with TM 750-244-2.
Report (DISREP) (SF 361) as prescribed in AR 55-38/
COMSEC equipment and keying information have
NAVSUPINST 4610.33C/AFR 75-18/MCO P461O
Section II. DESCRIPTION AND DATA
1-4. Purpose and Use
a. Control Indicator C-8157/ARC (fig. 1-1, 1-
MWO 11-5821-244-30/2, 12 September
2) is used as auxiliary equipment to provide
1966 must be applied to Radio Set AN/
control of the TSEC/KY-28 Cipher voice secur-
ARC-54 for operation with Control Indi-
ity equipment (CX mode) operation.
cator C-8157/ARC and TSEC/KY-28
b. Control Indicator C-8157/ARC is used by
in the (X) Mode.
the pilot and co-pilot of an aircraft to control
c. Mounting MT-3802/ARC (fig. 1-3) pro-
TSEC/KY-28 and Radio Set AN/ARC-54 (or
vides a secure mount for the TSEC/KY-28 Ci-
equivalent for operation in either the plain or
pher equipment within an aircraft or radio con-
the ciphony made). In addition retransmission
facilities are available through the C-8157/ARC.