What was found
WINDSHEAR SYS EICAS MSG. PRESENT LEG FAULT SHOW MSG 3405 WXR ANTENNA FAIL. REPLACED WEATHER RADAR DRIVE UNIT. CARRY OUT WXR LT & RT SYSTEM AND OPS TEST, TEST GOOD. EICAS MSG CLEAR IAW AMM 34-43-03 & AIPC 34-43-03-01B ITEM 40.
- Difficulty date
- August 12, 2025
- Submitted
- August 13, 2025
- Operation
- Air carrier
- Aircraft
- N508KZ
- Make and model
- Boeing 7474KZF
- Aircraft serial
- 36135
- Aircraft time
- 57,276 hours, 10,217 cycles
- System (JASC)
- 3442 · Weather Radar System
- Part
- Drive Unit
- Part number
- 20414440402
- Part serial
- 7387
- Condition
- Failed
- Location
- Wx Radar
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- D
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.