What was found
APU FAILED DURING START. SMOKE REPORTED COMING OUT OF THE APU. CLEARED BY INTERROGATED CDS AND FOUND MULTIPLE IGNITER CODES. REMOVED AND REPLACED BOTH IGNITERS A AND B. APU OPS CHECKED GOOD. RETURNED TO SERVICE.
- Difficulty date
- February 13, 2018
- Submitted
- February 13, 2018
- Operation
- Air carrier
- Aircraft
- N416QX
- Make and model
- Bombdr DHC8402
- Aircraft serial
- 4083
- Aircraft time
- 34,561 hours, 35,681 cycles
- System (JASC)
- 4940 · APU Start/Ignition System
- Part
- Igniter
- Condition
- Failed
- Location
- Apu
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- B
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.