# SDR CA151116013

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 11, 2015
- Submitted: April 22, 2016
- Operation: General aviation
- Make and model: Piper PA-31-350
- Registry model: [Piper PA-31-350](https://openairdocs.org/model/piper-pa-31-350) (OpenAirDocs)
- Aircraft time: 6,142 hours
- Engine: Lyc TIO540J2BD
- Propeller: Hartzl HCE3YR2A
- System (JASC): [2562 · Emergency Locator Beacon](https://openairdocs.org/jasc/2562)
- Part: Elt
- Part number: 4536603
- Condition: False Activation
- Location: Cabin
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA151116013

## Discrepancy

(CAN) AN UNCOMMANDED ELT ACTIVATION WAS REPORTED 11-NOV-2015. ELT, REMOTE SWITCH AND HARNESS WERE INSPECTED.  CORROSION WAS FOUND ON THE HARNESS AT THE REMOTE SWITCH.  CORROSION REMOVED AND SYS CONTINUITY CHECKED.  FOUND SERVICEABLE.  ELT & REMOTE SWITCH TESTED FOR OPERATION WITH NO FURTHER FAULT FOUND.  THIS WAS THE THIRD OCCURRENCE.  FIRST OCCURRENCE WAS 07-JAN-2015, NO CADOR. THE BATTERY WAS REPLACED ON ELT, PN 453-6603.  REMOTE SWITCH WAS REPLACED WITH NEW PN 345-6196-04.  SECOND OCCURRENCE WAS 01-APR-2015, CADOR 2015C1132. ELT PN 453-6603, SN 188-03639 WAS REPLACED WITH ELT PN 453-6603 .

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