What was found
MAINTENANCE FOUND L4 DOOR ASSIST BOTTLE BELOW LIMITS AND REPLACED. SYSTEM OPERATION IS NORMAL.
- Difficulty date
- February 1, 2021
- Submitted
- February 3, 2021
- Operation
- Air carrier
- Aircraft
- N712TW
- Make and model
- Boeing 7572Q8
- Aircraft serial
- 27624
- Aircraft time
- 85,887 hours, 22,753 cycles
- System (JASC)
- 5210 · Passenger/Crew Doors
- Part
- Bottle
- Condition
- Depleted
- Location
- L4 Door Assist
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.