Air - Precision Elt 96 Maintenance Manual !!top!!

The ELT 96 is designed for both and Automatic Portable (AP) applications. Its primary function is to transmit a distress signal to the COSPAS-SARSAT satellite system in the event of an impact.

⚠️ Do not download from unauthorized file-sharing sites – you may get an outdated, incomplete, or malware‑infected copy. Air Precision Elt 96 Maintenance Manual

| Symptom | Likely Cause | Manual-Approved Action | |--------|-------------|------------------------| | ELT activates during turbulence | Over-sensitive G-switch | Remove ELT, perform G-switch calibration per section 5.3. Replace if out of tolerance. | | No LED indication | Dead battery or blown internal fuse | Test battery voltage under load. Replace battery first. If still dead, return to depot. | | Intermittent 406 MHz message | Antenna VSWR high (>2:1) | Check coax for kinks or water ingress. Replace antenna if damaged. | | Remote switch does not arm ELT | Open circuit in remote harness | Use continuity test. Check connector pins for corrosion (DeOxit application allowed). | The ELT 96 is designed for both and

| Pin | Signal | Function | Wire Color | | :--- | :--- | :--- | :--- | | 1 | GND | Ground | Black | | 2 | ARM_SW | Remote arm (low = armed) | Yellow | | 3 | GPS_RXD | RS-232 input from GPS | Green | | 4 | LAMP | Panel test lamp driver | Blue | | 5 | +28V | External power (optional) | Red | | 6 | N/C | Not connected | - | | 7 | G-SW_OUT | G-switch status (to FDR) | Orange | | 8 | RSV | Reserved | - | | 9 | SHIELD | Chassis ground | Bare | | Symptom | Likely Cause | Manual-Approved Action

A genuine manual (Air Precision part number specific to ELT 96, often revision D or later) is divided into distinct sections. Here is what you will find: