TM 9-4120-408-14
CHAPTER 1
INTRODUCTION
INDEX
PAGE
General Information ........................................................................................................................
Scope . ...........................................................................................................................................
Maintenance Forms, Records, and Reports . ..................................................................................
Corrosion Prevention and Control ...................................................................................................
Destruction of Army Materiel to Prevent Enemy Use ......................................................................
Preparation for Storage and Shipment ............................................................................................
Reporting Equipment Improvement Recommendations (EIR) . .......................................................
Warranty Information ......................................................................................................................
Quality Assurance (QA) . ................................................................................................................
Nomenclature Cross-Reference List ...............................................................................................
List of Abbreviations . .....................................................................................................................
Glossary .........................................................................................................................................
Equipment Description ....................................................................................................................
Equipment Characteristics, Capabilities, and Features ...................................................................
Location and Description of Major Components ..............................................................................
Equipment Data ..............................................................................................................................
Principles of Operation ...................................................................................................................
Functional Description ....................................................................................................................
SECTION I.
GENERAL INFORMATION
1-1. SCOPE.
a.
Type of Manual. Operator's, Unit, Direct Support, and General Support Maintenance. This manual contains
detailed instructions for operating, maintaining, and repairing the air conditioner assemblies at any of the four
maintenance levels.
b.
Equipment Name and Model Number. Air Conditioner: Split Pack, 30,000 BTUH, 28VDC (NSN: 4120-01-
377-7511). The compressor is not a component of the air conditioner. The compressor is a component of the vehicle to
which the air conditioner is mounted.
c.
Purpose of Equipment. The air conditioner is used to cool the Radio Receiving Set, AN/TRQ-32 (A)V. For
refrigerant and electrical interconnection information and condenser assembly, evaporator assembly, and control module
assembly removal and replacement refer to applicable system technical manual. For repair part information, refer to the
Repair Parts and Special Tools List (RPSTL) Manual, technical manual (TM) 9-4120-408-24P.
1-2. MAINTENANCE FORMS. RECORDS AND REPORTS.
Department of the Army forms and procedures used for equipment maintenance will be those prescribed by DA Pam
738-750, as contained in The Army Maintenance Management System (TAMMS).
1-1