User guide
Table Of Contents
- Record of Revisions
- Service Bulletin List
- List of Effective Pages
- Table of Contents
- List of Figures
- Introduction
- Description and Operation
- Test and Fault Isolation
- 1. Inspection and Test Regulatory Requirements
- 2. Inspection and Test Procedures
- A. Checklist
- B. Preparation
- C. Coax Cable and Wiring Connections Inspection – Item 1
- D. Mounting Tray and Hardware Inspection – Item 2
- E. Battery Pack Inspection – Item 3
- F. G-Switch Functional Check – Item 4
- G. Performance Testing Setup
- H. 121.5 MHz Frequency Measurement – Item 5a
- I. Audio Modulation Check – Item 5b
- J. 121.5 MHz Power Output Measurement – Item 5c
- K. 406 MHz Frequency Measurement – Item 5d
- L. 406 MHz Power Output Measurement – Item 5e
- M. Current Draw Test – Item 5f
- N. Digital Message Verification – Item 5g
- O. ELT Reset Check – Item 5h
- P. Installed Transmitter Test – Item 6
- Q. Antenna Test – Item 7
- R. Inspection and Test Documentation – Item 8
- 3. Fault Isolation
- Removal
- Installation
- 1. Regulatory Requirements and Guidelines
- 2. Mounting Tray
- 3. Antenna
- 4. Remote Switch
- 5. Buzzer
- 6. Wiring
- A. General Considerations and Recommendations
- B. Remote Switch Harness Fabrication
- C. ELT D-Sub Plug Installation
- D. Cockpit Remote Switch 9-Pin Plug Installation
- E. Wiring Installation
- F. Antenna Connection
- G. Cockpit Remote Switch Power Connection
- H. Remote Switch Alternate Power Source
- I. Airframe Ground Connections
- J. Buzzer Connections
- K. Remote Switch Final Installation
- 7. ELT Installation
- 8. Battery Pack Installation
- 9. Helicopter Installations - Special Considerations
- Appendix A – ELT Registration
- Illustrated Parts List
25-62-30
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Jun 25/13
ARTEX PRODUCTS / ACR ELECTRONICS, INC
DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL
ME406 (453-6603), ME406HM (453-6604)
(3) Assemblies, subassemblies, and detail parts subject to modification, deletion, addition, or
replacement by an issued service bulletin, are annotated to indicate both pre- and post-
service bulletin configurations. The term (PRE SB XXXX) in the “Nomenclature” column
designates the original configuration, and the term (POST SB XXXX) identifies assemblies and
parts after the modification has been completed.
(4) The terms defined below are used when applicable to indicate the interchangeability of parts.
SUBTASK 25-62-30-990-004
D. UPA (Units Per Assembly) Column
(1) The quantity shown in this column represents the units required for one next higher assembly
or, when referring to attaching parts, the quantity to attach one such item.
(2) The abbreviation RF (reference) indicates the end item assembly is listed for reference
purposes.
TERM ABBREVIATION DEFINITION
Alternate ALT
The listed part is alternate to, and interchangeable
with, other parts within the same item number
variant group or other item numbers if
designated.
Superceded By SUPSD BY
The part is replaced by and is not interchangeable
with the item number designated in the notation.
Supersedes SUPSDS
The part replaces and is not interchangeable with
the item number designated in the notation.
Replaced By REPLD BY
The part is replaced by and is interchangeable
with the item number designated in the notation.
Replaces REPLS
The part replaces and is interchangeable with the
item number designated in the notation.