What was found
R4 DOOR KNUCKLE KNOCKER WILL NOT FULLY EXTEND. READJUSTED KNUCKLE KNOCKER PER B757 AMM 52-11 OPS CHK NML. (1522795) (AIRCRAFT WAS GROUNDED)
- Difficulty date
- April 1, 2026
- Submitted
- April 2, 2026
- Operation
- Air carrier
- Aircraft
- N712TW
- Make and model
- Boeing 7572Q8
- Aircraft serial
- 27624
- Aircraft time
- 103,368 hours, 26,950 cycles
- System (JASC)
- 5210 · Passenger/Crew Doors
- Part
- Indicator
- Condition
- Inoperative
- Location
- Zone 800
- 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.