SDR AALA202505156359

Service difficulty report · Antenna · Boeing 737823

Difficulty date: May 13, 2025
Submitted: May 15, 2025
Operation: Air carrier
Aircraft: N933AN
Make and model: Boeing 737823
Aircraft serial: 30080
Aircraft time: 62,949 hours, 26,349 cycles
System (JASC): 3433 · Microwave Landing System
Part: Antenna
Part number: S67200218
Condition: Faulty
Location: Zone 100
Stage of operation: CL
How discovered: O
Nature of condition: N
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

AIRCRAFT WAS GROUNDED: AT 10.000FT RED LANDING GEAR WARNING LIGHTS AND HORN CAME UP. **SUPPLEMENTAL REPORT FOR (AALA202505149407): REMOVE AND REPLACED RADIO ALTIMETER TRANSCEIVER (AALA202505149407), PER AMM 34-33-21. REMOVE AND REPLACED ALL 4 RADIO ANTENNAS (AALA202505156359, AALA202505154554, AALA202505150214, AALA202505154106), PER 34-33-11**(CLOSED).