What was found
TURNED ON WX RADAR, GOT "WX TERR DISAGREE", FOLLOWED BY "WX FAIL". GROUNDED - YES. FFR LOGGED FAULT 34-43107. COULD NOT DUPLICATE MALFUNCTION. MULTIPLE RADAR OP CKS & VARIED RANGES. NO DEFECTS NOTED. REF B737-9 FIM 34-41-00-810-818.
- Difficulty date
- February 1, 2022
- Submitted
- February 3, 2022
- Operation
- Air carrier
- Aircraft
- N920AK
- Make and model
- Boeing 7379
- Aircraft serial
- 44086
- Aircraft time
- 1,085 hours, 342 cycles
- System (JASC)
- 3440 · Independent Position Determining System
- Part
- Unknown
- Part number
- UNKNOWN
- Condition
- Unknown
- Location
- Unknown
- Stage of operation
- NR
- How discovered
- V
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.