What was found
APU FAULT LIGHT DURING START ATTEMPT. ACFT GROUNDED. VISUAL INSPECTION ACCOMPLISHED AND IS SATISFACTORY. REPLACED IGNITION UNIT IAW AMM 49-41-31-000-801 IAW ENGINEERING.
- Difficulty date
- October 5, 2014
- Submitted
- October 8, 2014
- Operation
- Air carrier
- Aircraft
- N597AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35689
- Aircraft time
- 24,876 hours, 7,754 cycles
- System (JASC)
- 4940 · APU Start/Ignition System
- Part
- Igniter Box
- Part number
- 38880587
- Part serial
- 121128
- Condition
- Malfunctioned
- Location
- Apu
- Part time
- 1,347 hours, 2,872 cycles
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.