What was found
ON TAXI OUT, APU BLEED VALVE EICAS MSG ILLUMINATED. AIRCRAFT RETURNED TO BLOCKS (BTB). MAINTENANCE DEFERRED APU IAW MEL ABX-49-11-1A. PLACARD INSTALLED. MX PROCEDURES C/W. NO ETOPS. AIRCRAFT RETURNED TO SERVICE.
- Difficulty date
- April 21, 2025
- Submitted
- April 22, 2025
- Operation
- Air carrier
- Aircraft
- N1427A
- Make and model
- Boeing 767306
- Aircraft serial
- 28098
- Aircraft time
- 92,004 hours, 21,125 cycles
- System (JASC)
- 4950 · APU Bleed Air System
- Part
- Bleed Valve
- Condition
- Warning Message
- Location
- Apu
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- D
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.