What was found
APU PNEUMATICS INOP. T/S IAW FIM 49-11 FAULT TREE. NO FAULTS FOUND. PERFORMED VISUAL INSPECTION ON APU BLEED AIR DUCT IAW AMM 36-11-02. NO DEFECTS FOUND. PERFORMED ENGINE RUN IAW AMM 72-00-00.
- Difficulty date
- July 25, 2021
- Submitted
- July 27, 2021
- Operation
- Air carrier
- Aircraft
- N1181A
- Make and model
- Boeing 7673Y0
- Aircraft serial
- 26206
- Aircraft time
- 22,867 cycles
- System (JASC)
- 4900 · Airborne Auxiliary Power Unit (APU) System
- Part
- Pneumatic System
- Condition
- Unknown
- Location
- Apu
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.