What was found
L1 DOOR DAMPER/EMERGENCY OPERATION CYLINDER . WHILE SERVICING, DAMPER WOULD NOT HOLD PRESSURE. REPLACED DIAPHRAGM IN L1 DOOR DAMPER EMERGENCY OPERATION CYLINDER AND SERVICED PER MM 52-22-00. AIRCRAFT WAS GROUNDED.
- Difficulty date
- September 27, 2017
- Submitted
- September 29, 2017
- Operation
- Air carrier
- Aircraft
- N144AN
- Make and model
- Airbus A321231
- Aircraft serial
- 6723
- Aircraft time
- 7,233 hours, 2,707 cycles
- System (JASC)
- 5210 · Passenger/Crew Doors
- Part
- Diaphragm
- Part number
- FE240221001
- Condition
- Punctured
- Location
- Assist Bottle
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.