ARTEX PRODUCTS / ACR ELECTRONICS, INC
DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL
B406-4 (453-5004)
570-5004 Rev. U Company Confidential 25-62-03 Page 7 of 71
2. Inspection and Test Procedures .................................................................................................. 27
A. Checklist ........................................................................................................................... 27
B. Preparation ....................................................................................................................... 29
C. Coax Cables and Wiring Connections Inspection ā Item 1 ..................................................... 29
D. Mounting Tray and Hardware Inspection ā Item 2 ................................................................ 29
E. Battery Pack Inspection ā Item 3 ........................................................................................ 29
F. G-Switch Functional Check ā Item 4a .................................................................................. 30
G. G-Switch Functional Check (Helicopter Models Only)ā Item 4b .............................................. 30
H. Performance Testing Setup ................................................................................................ 31
I. 121.5 MHz Frequency Measurement ā Item 5a .................................................................... 32
J. Audio Modulation Check ā Item 5b ...................................................................................... 32
K. 121.5/243.0 MHz Power Output Measurement ā Item 5c ...................................................... 32
L. 406 MHz Frequency Measurement ā Item 5d ....................................................................... 32
M. 406 MHz Power Output Measurement ā Item 5e .................................................................. 33
N. Current Draw Test ā Item 5f .............................................................................................. 33
O. Digital Message Verification ā Item 5g ................................................................................. 34
P. ELT Reset Check ā Item 5h ................................................................................................ 35
Q. Installed Transmitter Test ā Item 6 ..................................................................................... 35
R. Antenna Test ā Item 7 ....................................................................................................... 36
S. Inspection and Test Documentation ā Item 8 ....................................................................... 36
3. Troubleshooting ........................................................................................................................ 37
A. Self-Test Error Troubleshooting Guidelines .......................................................................... 37
B. ELT Troubleshooting Guidelines .......................................................................................... 39
REMOVAL ............................................................................................................................................ 40
1. ELT .......................................................................................................................................... 40
A. ELT Removal ..................................................................................................................... 40
2. Battery ..................................................................................................................................... 41
A. Battery Pack Removal ........................................................................................................ 41
3. Material or Equipment Return ..................................................................................................... 42
A. Shipment Information ........................................................................................................ 42
B. Return Material Authorization ............................................................................................. 42
INSTALLATION .................................................................................................................................... 43
1. Regulatory Requirements and Guidelines ..................................................................................... 43
A. For US Registered aircraft: ................................................................................................. 43
B. TSO C126, Paragraph D ..................................................................................................... 43
C. FAA .................................................................................................................................. 43
D. Canada ............................................................................................................................. 44
E. Other Countries ................................................................................................................. 44
F. RTCA ................................................................................................................................ 44
2. Mounting Tray .......................................................................................................................... 45
A. Location ........................................................................................................................... 45
B. Installation ....................................................................................................................... 46
3. Antenna ................................................................................................................................... 47
A. Selection .......................................................................................................................... 47
B. Location ........................................................................................................................... 47
C. Installation ....................................................................................................................... 47
4. Remote Switch Panel ................................................................................................................. 51
A. Location ........................................................................................................................... 51
B. Installation ....................................................................................................................... 51