- Difficulty date
- June 17, 2021
- Submitted
- June 18, 2021
- Operation
- Air carrier
- Make and model
- Airbus A321231
- Aircraft serial
- 07739
- Aircraft time
- 15,145 hours, 2,960 cycles
- Part
- Switch
- Part number
- D90ST2004000
- Part serial
- 12216
- Condition
- Failed
- Location
- Low Level
- Part time
- 15,143 hours, 2,959 cycles
- Stage of operation
- CL
- How discovered
- O
- Nature of condition
- B, J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 178, LAS-BOS. REF DEFCT 3125531 ITEM1 EMERGENCY LANDING GEAR FREE FALL EXTENSION OPERATED IN FLIGHT DUE TO GREEN HYDRAULIC FAULTS ; RESET + INSPECTED EMERGENCY FREE FALL SYSTEM IAW AMM 32-33-00-710-001-A STEP 4A RESET SUCCESSFUL OPS CHECK GOOD (EMERGENCY DECLARED)