2.2.3 ELT remote unit location and installation ...................... 48
2.2.4 Wiring interconnecting harness ...................................... 51
2.2.5 Audible Monitor Location and Installation .................... 54
2.2.6 Wiring cable Installation................................................. 55
2.3 Electrical installation ........................................................................ 55
2.4 Post installation test .......................................................................... 55
2.5 Battery installation and replacement ................................................ 68
2.5.1 ELT main unit battery installation & replacement.......... 68
2.5.2 ELT remote unit battery installation & replacement ...... 71
2.6 FAA Form 337 ................................................................................. 72
SECTION III
OPERATION
3.1 General ........................................................................................ 73
3.2 Operation ........................................................................................ 74
3.3 Transmitter Functional Test ................................................................. 74
3.3.0 Quick Operation Check ......................................................... 75
3.3.1 Main Switch ON/OFF/ARM Operation ................................. 76
3.3.2 Transmitter ID Programming and Self-Test .......................... 76
3.3.3 System Integration Test ......................................................... 77
3.3.4 Green ON Lights, Buzzer Sound, and Antenna check ........... 80
3.3.5 Transmitter Functional Test for ELT-(S) only ....................... 81
3.4 Periodic Maintenance (Instructions for Continued Airworthiness) .... 86
3.4.1 Secure Inspection ................................................................... 86
3.4.2 Corrosion Inspection for Coaxial Cable ................................ 86
3.4.3 Corrosion Inspection for Remote Wiring Modular Cable ...... 86
3.4.4 Expiration Date Check ........................................................... 86
3.4.5 Battery Leakage Check .......................................................... 86
3.4.6 Operational Test..................................................................... 86
3.4.7.1 G-Switch Check ..................................................................... 86
3.4.7.2 Antenna Check....................................................................... 87
3.4.8 Verification of Digital Message ............................................. 87
3.4.9 Verification of Registration ................................................... 89
3.4.10 Verification of ELT/GPS interface ........................................ 90
3.4.10.1 ELT to GPS Interface Information ................................. 90
3.4.10.2 ELT/GPS Interface Communication Formats ................. 91
3.4.10.3 ELT/FMC Interface and Checkout Process .................... 92
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