What was found
L1 DOOR EMERGENCY DRIVE CHAIN BROKEN. REPLACED DRIVE CHAIN REF CMM 52-11-09
- Difficulty date
- March 31, 2019
- Submitted
- April 1, 2019
- Operation
- Air carrier
- Aircraft
- N253UP
- Make and model
- Doug MD11F
- Aircraft serial
- 48439
- Aircraft time
- 72,967 hours, 15,407 cycles
- System (JASC)
- 5210 · Passenger/Crew Doors
- Part
- Drive Chain
- Part number
- SX657932
- Condition
- Broken
- Location
- L1 Door
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.