What was found
ATSCV SHOWS OPEN WHILE APU IS RUNNING. CLEANED CLUSTER PNENMATIC SENSORS RAN APU, ALL CHECKED NORMAL.
- Difficulty date
- September 7, 2013
- Submitted
- September 10, 2013
- Operation
- Air carrier
- Aircraft
- N227UA
- Make and model
- Boeing 777222
- Aircraft serial
- 30555
- Aircraft time
- 48,955 hours, 5,894 cycles
- Engine
- Pwa PW40903
- System (JASC)
- 4950 · APU Bleed Air System
- Part
- Sensor
- Condition
- Dirty
- Location
- Apu
- Stage of operation
- IN
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.