Manual
25-62-10
Page 15 of 90
JUL 31/12
ACR ELECTRONICS, INC / ARTEX PRODUCTS
DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL
C406-1 (453-5002), C406-1HM (453-5003)
INTRODUCTION
TASK 25-62-10-990-801
1. Manual Usage
SUBTASK 25-62-10-990-001
A. General
(1) This manual describes the operation, installation, and maintenance of the Model C406-1 
Series emergency locator transmitter (ELT). The information is provided to ensure initial and 
continued airworthiness. Information presented in this manual is accurate at time of printing, 
but is subject to change. Refer to the Artex products web site at www.acrartex.com for the 
latest information and any updates to this manual.
(2) Information on COSPAS-SARSAT emergency locator beacon registration requirements and 
procedures is provided in Appendix A – ELT Registration, on page 81.
(3) Web links provided in this manual were accurate at time of printing but may be subject to 
change.
(4) ACR Electronics reserves the right to add approved components to the ELT system; including, 
but not limited to antennas, remote switches, and coaxial cables.
(5) Regulatory references contained herein are generally confined to United States and Canadian 
requirements and, in any case, should not be considered all encompassing. Consult your 
national aviation authority for applicable requirements.
SUBTASK 25-62-10-990-002
B. Application
(1) This manual constitutes supporting data/documentation for the C406-1 Series ELT, including:
(a) Description and Operation
(b) Test and Fault Isolation (includes inspection criteria)
(c) Removal
(d) Installation
(e) Registration
(f) Illustrated Parts List
(2) In the United States, the C406-1 Series ELT must be installed and maintained in accordance 
with the requirements herein and 14 CFR, FAR Parts 43, and 91; and other airworthiness 
requirements, as applicable.
(3) In Canada, the C406-1 Series ELT must be installed and maintained in accordance with the 
requirements herein and Canadian Aviation Regulations (CAR), Part V, Paragraph 551.104 and 
other CAR airworthiness requirements, as applicable.










