What was found
APU GEARBOX CHIP DETECTOR HAS AT LEAST 3 PARTICLES ABOVE .050 IN ADDITION TO SEVERAL SMALLER SHINY CHIPS ACCUMULATED. REPLACED APU. APU OPS CHECK AND LEAK CHECK GOOD.
- Difficulty date
- February 5, 2009
- Submitted
- February 6, 2009
- Operation
- Air carrier
- Aircraft
- N643UA
- Make and model
- Boeing 767322
- Aircraft serial
- 25093
- Aircraft time
- 77,208 hours, 12,420 cycles
- Engine
- Pwa PW4060
- System (JASC)
- 4920 · APU Core Engine
- Part
- Apu
- Part number
- 3800298817
- Condition
- Making Metal
- 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.