What was found
3L DOOR NOT ARMING PROPERLY. ADJUSTED KNUCKLE KNOCKER ON L3 DOOR. DOOR ARMS NORMAL. (880476) AIRCRAFT WAS GROUNDED.
- Difficulty date
- June 27, 2026
- Submitted
- June 29, 2026
- Operation
- Air carrier
- Aircraft
- N556NW
- Make and model
- Boeing 757251
- Aircraft serial
- 33392
- Aircraft time
- 64,256 hours, 29,530 cycles
- System (JASC)
- 2560 · Emergency Equipment
- Part
- Indicator
- Condition
- Out Of Adjust
- 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.