CHAPTER 1. INTRODUCTION

TM 11-6625-444-14-1

CHAPTER

INTRODUCTION

Section I. G E N E R A L

1-1. Scope

This manual describes Voltmeter, Digital AN/GSM-

c. Discrepancy in Shipment Report (DISREP) (SF

64B (voltmeter) (fig. 1-1) and provides instructions

361). Fill out and forward Discrepancy in Shipment

for operation and organizational and general support

Report (DISREP) (SF 361) as prescribed in DA

maintenance. Direct support maintenance is not

Pam 25-30.

authorized for the AN/GSM-64B. Instructions are

1-4.

Recommendation

for

Maintenance

provided for the operator and the organizational

Publication Improvements

repairman for installation, operation, preventive

Report of errors, omissions, and recommendations

maintenance, and replacement of parts available at

for improving this publication by the individual user

organizational maintenance. Circuit functioning is

is encouraged. Reports should be submitted on DA

included for general support maintenance, together

Form

2028

(Recommended

Changes

with instructions appropriate to this category of main-

Publications and Blank Forms) and forwarded direct

tenance for troubleshooting, testing, adjusting,

to Commander, U.S. Army Aviation and Missile

aligning and repairing the equipment and

Command, ATTN: AMSAM-MMC-MA-NP, Redstone

replacement of maintenance parts. Chapter 7

Arsenal, AL 35898-5000.

describes optional plug-in subassemblies which will

1-4.1. Administrative Storage

extend the functional capability of the voltmeter. The

For procedures, forms, and records, and in-

options are not general issue, but are available to

spections required during administrative storage of

those maintenance facilities authorized their use.

the equipment, refer to DA Pam 25-30.

1-2. Indexes of Publications

1-4.2. Destruction of Army Materiel

a. DA Pamphlet 25-30. Refer to the latest issue

Demolition and destruction of electronic equipment

of DA Pam 25-30 to determine whether there are

will be under the direction of the Commander and in

new editions, changes, or additional publications

accordance with TM 750-244-2.

pertaining to the equipment or modification work

orders (MWO's) pertaining to the equipment.

1-4.3. Reporting Equipment Improvement

Recommendations (EIR).

1-3. Forms and Records

If your Digital Voltmeter AN/GSM-64B needs

a. Reports of Maintenance and Unsatisfactory

improvement, let us know. Send us an EIR. You the

Equipment. Maintenance forms, records, and reports

user are the only one who can tell us what you don't

which are to be used by maintenance personnel at

like about your equipment. Let us know why you

all maintenance levels are listed in and prescribed by

don't like the design or performance. Put it on an SF

DA Pam 25-30.

368 (Product Quality Deficiency Report). Mail it to

b. Report

Packaging

and

Handling

us at: Commander, U.S. Army Aviation and Missile

Deficiencies. Fill out and forward SF 364 (Report of

Command, ANSAM-MMC-MA-NM, Redstone

Discrepancy (ROD)) as prescribed in AR 735-11-2.

Arsenal, AL. 35898-5000. We'll send you a reply.

Section II. DESCRIPTION AND DATA

from 0 to 1,100 vdc. It also allows voltage ratio

1-5. Purpose and use

a. The voltmeter is a precision digital instrument

comparison between the voltage input and an external

capable of accurately measuring voltages

reference voltage from ±11.0 to 100 vdc.

Change 2

1-1