What was found
WX RADAR DISPLAY FAILURE FLAGS ON ND IN ALL SETTINGS C/B @ P6-1 D-13 IS IN. PRIOR TO FAILURE FLAGS INDICATED ERRONEOUS RETURNS AT 10 O'CLOCK POSITION. GROUNDED - YES. ACCOMPLISHED WXR OPERATIONAL TEST REF AMM 34-43-00 OPS NORMAL.
- Difficulty date
- June 1, 2021
- Submitted
- June 3, 2021
- Operation
- Air carrier
- Aircraft
- N468AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 41735
- Aircraft time
- 25,896 hours, 8,327 cycles
- System (JASC)
- 3442 · Weather Radar System
- Part
- Display
- Condition
- Failed
- Location
- Wx Radar
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.