What was found
UPON ARRIVAL, APU WOULD NOT START UP AFTER 3 ATTEMPTS. NO OTHER FAULTS, FLAGS OR STATUS MSGS ANNUNCIATED. REMOVED AND REPLACED APU INLET DOOR ACTUATOR IAW MM, APU OPS CHECKS GOOD. (K)
- Difficulty date
- February 9, 2007
- Submitted
- February 21, 2007
- Operation
- Air carrier
- Aircraft
- N522AT
- Make and model
- Boeing 75723N
- Aircraft serial
- 29330
- Engine
- Rroyce RB211535E4
- System (JASC)
- 4910 · APU Cowling/Containment
- Part
- Actuator
- Part number
- 7321387012
- Part serial
- 88975
- Condition
- Unserviceable
- Location
- Apu
- Stage of operation
- TX
- How discovered
- C
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.