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Manuals and User Guides for ACR Electronics ME406 Series. We have
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ACR Electronics ME406 Series manual available for free PDF download: Abbreviated Component Maintenance Manual
ACR Electronics ME406 Series Abbreviated Component Maintenance Manual (88 pages)
Emergency Locator Transmitter
Brand:
ACR Electronics
| Category:
Transmitter
| Size: 3.3 MB
Table of Contents
Record of Revisions
3
Service Bulletin List
5
List of Effective Pages
7
Table of Contents
9
List of Figures
13
Introduction
15
Manual Usage
15
General
15
Application
15
Illustrated Parts List
15
Model Descriptions
16
Me406
16
Me406Hm
16
Figure 1. ELT Orthogonal Axes
16
Approvals
17
ME406 and ME406HM
17
Battery
17
RTCA DO-160D Compliance
17
Table 1. Environmental Categories Breakdown
18
Frequency Allocations
19
Application
19
Discussion
19
List of Acronyms, Abbreviations, and Definitions
20
References
23
Regulatory Documents
23
Other Documents
24
Description and Operation
25
Description
25
Functional Overview
25
Components
26
Figure 2. ME406 Series ELT and Mounting Tray Assembly
26
Figure 3. Remote Switch Front View
27
Figure 4. Buzzer
27
Figure 5. Battery Pack Assembly
27
Figure 6. Antennas
28
Operation
29
Operational Overview
29
Figure 7. ELT Operational Flow Diagram
29
Normal Operation
30
Manual Activation
30
ELT Reset
30
Functional Check
30
Specifications
31
Environmental and Physical
31
Table 2. Environmental and Physical Specifications
31
Electrical
32
Antennas
33
Table 4. Antenna Specifications
33
Test and Fault Isolation
35
Inspection and Test Regulatory Requirements
35
United States
35
Canada
35
Other Countries
36
Inspection and Test Procedures
37
Table 5. ELT Inspection and Test Checklist
37
Checklist
37
Preparation
38
Coax Cable and Wiring Connections Inspection - Item 1
38
Mounting Tray and Hardware Inspection - Item 2
38
Battery Pack Inspection - Item 3
38
G-Switch Functional Check - Item 4
39
Performance Testing Setup
39
121.5 Mhz Frequency Measurement - Item 5A
40
Audio Modulation Check - Item 5B
40
Figure 8. Performance Testing Equipment Setup
40
121.5 Mhz Power Output Measurement - Item 5C
41
406 Mhz Frequency Measurement - Item 5D
41
406 Mhz Power Output Measurement - Item 5E
41
Current Draw Test - Item 5F
42
Figure 9. Current Draw Test Setup
42
Digital Message Verification - Item 5G
43
ELT Reset Check - Item 5H
44
Installed Transmitter Test - Item 6
44
Figure 10. Short and Long 406 Mhz Message Examples
44
Antenna Test - Item 7
45
Inspection and Test Documentation - Item 8
45
Fault Isolation
46
Table 6. ELT Self-Test Error Codes Troubleshooting Guide
46
Self-Test Error Troubleshooting Guidelines
46
ELT Troubleshooting Guidelines
48
Table 7. ELT Troubleshooting Guide
48
Removal
49
Elt
49
ELT Removal
49
Figure 11. ELT Removal Sequence
49
Battery
50
Battery Pack Removal
50
Figure 12. Battery Pack Removal
50
Material or Equipment Return
51
Shipment Information
51
Return Material Authorization
51
Regulatory Requirements and Guidelines
53
TSO C126, Paragraph D
53
Faa
53
Canada
53
Other Countries
53
Rtca
54
Mounting Tray
55
Location
55
Figure 13. ME406 Series ELT Outline and Dimensions
55
Installation
56
Figure 14. Typical Mounting Tray Installation
56
Antenna
58
Selection
58
Location
58
Installation
58
Figure 15. Rod Antenna 110-338 and Whip Antenna 110-773 Outlines and Dimensions
59
Remote Switch
60
Location
60
Installation
60
Figure 16. Remote Switch Outline and Dimensions
60
Buzzer
61
Location
61
Installation
61
Figure 17. Buzzer Outline and Dimensions
61
Wiring
62
General Considerations and Recommendations
62
Figure 18. Metal Airframe Wiring Diagrams
63
Figure 19. Composite Airframe Wiring Diagrams
64
Remote Switch Harness Fabrication
65
Figure 20. Remote Switch Harness Arrangement
65
ELT D-Sub Plug Installation
66
Figure 21. D-Sub Plug Assembly
67
Cockpit Remote Switch 9-Pin Plug Installation
68
Wiring Installation
68
Antenna Connection
68
Cockpit Remote Switch Power Connection
68
Remote Switch Alternate Power Source
69
Airframe Ground Connections
69
Buzzer Connections
69
Remote Switch Final Installation
69
ELT Installation
70
Installation and Test
70
Figure 22. ELT Installation Sequence
70
Harness ELT D-Sub Plug Sealing
71
Installation Documentation
72
Battery Pack Installation
73
Battery Reinstallation
73
Figure 23. Battery Pack Installation
73
New Battery Installation
74
Helicopter Installations - Special Considerations
76
Background
76
Recommendations
76
Figure 24. ELT Orthogonal Axes
76
Orientation
77
Figure 25. Orientation of ELT for Helicopter Installations
77
Appendix A - Elt Registration
79
Background Information
79
Hex ID Code
79
Reason for Registration
79
Registration Information Resources
79
Registration
80
Responsibility
80
Required Information
80
Where to Register
80
Illustrated Parts List
81
Introduction
81
Purpose
81
IPL Usage Guide
81
Manufacturer Name and Address
82
Ordering Information
82
Explanation of Detailed Parts List Entries
83
Fig # & Item Column
83
Part # Column
83
Nomenclature Column
83
UPA (Units Per Assembly) Column
84
Detailed Parts List
85
Figure 26. ME406 Series ELT Main Assembly and Installation
85
Figure 27. Electrical Components
87
Figure 28. Antennas
88
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