TM 1-1520-238-T-10
CHAPTER- 20 NAVIGATION SYSTEM WIRING DIAGRAM
CHAPTER OVERVIEW
Chapter 20 contains the wiring diagram required for troubleshooting the
Paragraph
Para No.
Automatic Detection Finder (ADF) AN/ARN-89 - wiring Diagram ................... 20-1
Doppler Navigation AN/ASN-128 - Wiring Diagram
(Serial No. 82-23355 thru 84-24269)............................................................... 20-2
Doppler Navigation AN/ASN-137 (ADC) - Wiring Diagram
(Serial No. 84-24270 and Subsequent)........................................................... 20-3
Doppler Navigation A.N/ASN-137 (ADD) - Wiring Diagram ..........................20-3A
Heading and Attitude Reference Set (HARS) - Wiring Diagram ..................... 20-4
Radar Altimeter (RADALT) Set - Wiring Diagram ........................................... 20-5
Automatic Direction Finder (ADF) AN/ARN-149 - Wiring Diagram ................. 20-6
Data Transfer Unit (ADD) - Wiring Diagram ................................................... 20-7
EGI (ADD) - Wiring Diagram ............................................................................. 2-8
Change 5 20-1
