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SDR AALA202505159407

Open the Markdown

Service difficulty report · Transceiver · Boeing 737823

FAA SDR system

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
Transceiver
Part number
8220334004
Part serial
A3AX
Condition
Faulted
Location
Zone 100
Part time
6,188 hours, 3,047 cycles
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).