TM 11-5820-890-30-4
CHAPTER 10
ANTENNA BASE, ELECTRICAL EQUIPMENT AS-3684/VRC AND AS-3900/VRC
MAINTENANCE INSTRUCTIONS
Subject
Section
Page
Principles of Operation
. . . . . . . . . . . . . . . . . . . . . . . . . I
10-1
Repair Parts, Special Tools, TMDE, and Support Equipment . . . . . . . . . . . . . . . . . . II
10-1
Troubleshooting Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . .
Ill
10-2
Maintenance Procedures . . . . . . . . . . . . . . . . . . . . . . . . . .
IV
10-7
Preparation for Storage or Shipment
. . . . . . . . . . . . . . . . . . . . . . . . .
V
10-7
Section I. PRINCIPLES OF OPERATION
10-1. INTRODUCTION.
The antenna base has two basic functions. First, it provides an interface between the RT and the antenna.
Second, it is a secure mounting surface for the antenna.
Section II. REPAIR PARTS, SPECIAL TOOLS, TMDE,
AND SUPPORT EQUIPMENT
10-2. COMMON TOOLS AND EQUIPMENT.
For authorized common tools and equipment, refer to the Modified Table of Organization and Equipment (MTOE)
applicable to your unit.
10-3. SPECIAL TOOLS, TMDE, AND SUPPORT EQUIPMENT.
For the TMDE and support equipment required for DS, see the maintenance allocation chart. It is Appendix B in
TM 11-5820-890-20-1.
10-4. REPAIR PARTS.
Repair parts are listed and illustrated in the repair parts and special tools list (TM 11-5820-890-30P-1) covering
direct support maintenance for this equipment.
10-1
