What was found
L4 DOOR WILL NOT FULLY ARM TO DETENT. FOUND BEARING ON UPPER FWD ARMING TORQUE TUBE SUPPORT SEIZED. REPLACED THE BEARING IAW CMM 52-11-25.
- Difficulty date
- January 19, 2017
- Submitted
- January 20, 2017
- Operation
- Air carrier
- Aircraft
- N704X
- Make and model
- Boeing 7572Q8
- Aircraft serial
- 28163
- Aircraft time
- 71,589 hours, 19,610 cycles
- System (JASC)
- 5210 · Passenger/Crew Doors
- Part
- Bearing
- Condition
- Seized
- Location
- L4 Door
- 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.