What was found
CIRCUIT BREAKER C8 AUDIO TRIPPED INFLIGHT WITH A SLIGHT ODOR OF BURNED WIRES. REMOVED AND REPLACED THE RELAY R660 IAW WDM 44-21-26. RESET THE CIRCUIT BREAKER. OPS CHECKED OK. NO FAULTS NOTED. THE AIRCRAFT WAS GROUNDED.
- Difficulty date
- May 11, 2018
- Submitted
- May 17, 2018
- Operation
- Air carrier
- Aircraft
- N932AN
- Make and model
- Boeing 737823
- Aircraft serial
- 29530
- Aircraft time
- 52,932 hours, 22,116 cycles
- System (JASC)
- 2397 · Communications System Wiring
- Part
- Relay
- Condition
- Failed
- Location
- Audio System
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- B
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.