What was found
FLT#861, BOS-SJU. (AIRCRAFT PERFORMED AN AIR TURN BACK TO BOS) 'BLUE HYDRAULIC SYSTEM QUANTITY INDICATES BELOW NORMAL FILLING LEVEL DURING FLIGHT; SERVICED HYD AT BLUE SYST. REF AMM 12-12-29. OPS CHECK OK.'
- Difficulty date
- October 7, 2023
- Submitted
- October 9, 2023
- Operation
- Air carrier
- Aircraft
- N949JT
- Make and model
- Airbus A321231
- Aircraft serial
- 06575
- Aircraft time
- 31,765 hours, 10,249 cycles
- System (JASC)
- 2900 · Hydraulic Power System
- Part
- Unknown
- Part number
- UNKNOWN
- Condition
- Unknown
- Location
- Unknown
- Stage of operation
- CL
- How discovered
- V
- Nature of condition
- J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.