What was found
APU SHUT DOWN JUST AFTER NR 2 ENGINE STARTED APU HAS NO POWER ON INITIAL TESTING. SUSPECT RELAY. REPLACED RELAY STARTS NORMALLY AND ACCEPTS POWER TRANSFERS. AC OK FOR SERVICE
- Difficulty date
- March 28, 2008
- Submitted
- April 1, 2008
- Operation
- Air carrier
- Aircraft
- N672UA
- Make and model
- Boeing 767322
- Aircraft serial
- 30027
- Aircraft time
- 29,656 hours, 8,007 cycles
- Engine
- Pwa PW4052
- System (JASC)
- 4900 · Airborne Auxiliary Power Unit (APU) System
- Part
- Relay
- Part number
- BACR13CG2A
- Condition
- Faulty
- Location
- Apu
- 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.