What was found
APU AUTO SHUTDOWN AT GATE, SPARKS FROM TAIL PIPE, HEAVY METAL ON MAIN CHIP DETECTOR. HOUR METER READING 4271.1 R & R APU IAW AMM 49-11-01 & NBSP; LEAK CHECKED GOOD, BLEED AIR CHECKED GOOD. GENERATOR CHECKED GOOD.
- Difficulty date
- March 3, 2012
- Submitted
- March 3, 2012
- Operation
- Air carrier
- Aircraft
- N640GT
- Make and model
- Boeing 7673S1
- Aircraft serial
- 25221
- Aircraft time
- 68,417 hours, 14,457 cycles
- System (JASC)
- 4920 · APU Core Engine
- Part
- Apu
- Part number
- 380029813
- Part serial
- P101C
- Condition
- Failed
- Stage of operation
- TX
- How discovered
- 9
- Nature of condition
- B
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.