What was found
R4 DOOR POWER ASSIST PNEUMATIC ACTUATOR AT BS 1640 WAS CORRODED. REMOVED AND REPLACED THE R4 DOOR POWER ASSIST PNEUMATIC ACTUATOR IAW AMM 52-11-35, AND ADJUSTMENT COMPLETED IAW AMM 52-11-35.
- Difficulty date
- October 11, 2019
- Submitted
- October 15, 2019
- Operation
- Air carrier
- Aircraft
- N539US
- Make and model
- Boeing 757251
- Aircraft serial
- 26486
- Aircraft time
- 71,392 hours, 26,976 cycles
- System (JASC)
- 2560 · Emergency Equipment
- Part
- Actuator
- Part number
- 60200022
- Part serial
- 147
- Condition
- Corroded
- Location
- R4 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.