What was found
EMERGENCY DECLARED. FLIGHT RETURNED TO DEPARTURE DUE TO A LT PACK FAIL. LANDING UNEVENTFUL. REMOVED AND REPLACED THE LEFT PACK RAM AIR INLET DOOR ACTUATOR IAW AMM 21-53-03. OPERATIONAL CHECKED GOOD. AIRCRAFT WAS GROUNDED.
- Difficulty date
- May 27, 2017
- Submitted
- May 31, 2017
- Operation
- Air carrier
- Aircraft
- N941UW
- Make and model
- Boeing 7572B7
- Aircraft serial
- 27806
- Aircraft time
- 73,129 hours, 26,467 cycles
- System (JASC)
- 2150 · Cabin Cooling System
- Part
- Actuator
- Part number
- 20224324
- Part serial
- 251422
- Condition
- Failed
- Location
- Ram Air Inlet
- Part time
- 91,324 hours, 30,724 cycles
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.