TM 11-5820-489-10
CHAPTER 1
TO 31R4-2GRA6-31
INTRODUCTION
Section I. GENERAL INFORMATION
1-1. SCOPE
This manual describes Control Group AN/GRA-6. The manual covers the
operation and Operator's maintenance procedures.
1-2. MAINTENANCE FORMS AND RECORDS
Department of the Army forms and procedures used for equipment maintenance
will be those prescribed by TM 38-750, The Army Maintenance Management System
(TAMMS).
1-3. REPORTING EQUIPMENT IMPROVEMENT RECOMMENDATIONS (EIR)
a. Army. If your AN/GRA-6 needs improvement, let us know. Send us an EIR.
You, the user are the only one who can tell us what you don't like about your equip-
ment. Let us know why you don't like the design. Put it on an SF 368 (Quality Defi-
ciency Report). Mail it to Commander, US Army Communications-Electronics Com-
mand and Fort Monmouth, ATTN: DRSEL-ME-MP, Fort Monmouth, New Jersey 07703.
We'll send you a reply.
b. Air Force. Air Force personnel are encouraged to submit ElR's in accordance
with AFR 900-4.
1-4. NOMENCLATURE CROSS-REFERENCE LIST
Common names will be used when the major components of the Control Group
are mentioned in this manual.
COMMON NAME
NOMENCLATURE
Control Group AN/GRA-6
Control Group . . . . . . . . . . . . . . . . . . . . . .
Local Control . . . . . . . . . . . . . . . . . . . . . .
Local Control C-434/GRC
Remote Control C-433/GRC
Remote Control . . . . . . . . . . . . . . . . . . . .
Handset . . . . . . . . . . . . . . . . . . . . . . . . . . .
Handset H-33/PT
Bag CW-189/GRC
Bag . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Wire . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Wire WD-1/TT
Mounting . . . . . . . . . . . . . . . . . . . . . . . . . .
Mounting MT-297/GR or
Mounting MT-298/GR
Interconnecting Box J-654/G
Interconnecting Box . . . . . . . . . . . . . . . .
Loudspeaker, Dynamic LS-166/U
Loudspeaker . . . . . . . . . . . . . . . . . . . . . . .
Battery, Dry BA-30 or
Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Battery, Dry BA-414/U
Container for Interconnecting
Container . . . . . . . . . . . . . . . . . . . . . . . . . .
B0X J-654/G
Generator . . . . . . . . . . . . . . . . . . . . . . . . .
Multimeter. . . . . . . . . . . . . . . . . . . . . . . . .