What was found
ETOPS SIGNIFICANT REPORT. APU PNEUMATICS INOP. REPLACED APU GEN DPI SWITCH PER APPLICABLE AMM.
- Difficulty date
- September 7, 2026
- Submitted
- September 11, 2026
- Operation
- Air carrier
- Aircraft
- N688SL
- Make and model
- Boeing 757230
- Aircraft serial
- 25140
- Aircraft time
- 107,785 hours, 27,532 cycles
- System (JASC)
- 4950 · APU Bleed Air System
- Part
- Switch
- Part number
- 20224324
- Part serial
- 192936
- Condition
- Inoperative
- Location
- Apu
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- L
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.