Service difficulty report · Engine · Boeing 777223

Difficulty date
December 28, 2025
Submitted
January 2, 2026
Operation
Air carrier
Aircraft
N790AN
Make and model
Boeing 777223
Aircraft serial
30251
Aircraft time
95,497 hours, 12,371 cycles
Engine
Rroyce RB211TRENT76
Part
Engine
Condition
Stalled
Location
Zone 400 - Nac/P
Stage of operation
CL
How discovered
V
Nature of condition
Y
Precautionary procedure
A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

AIRCRAFT WAS GROUNDED: RIGHT ENGINE COMPRESSOR SURGE OR STALL PASSING FL 190 CLIMBING MAX EGT 800 DEGREES MAX DURATION 5-6 SECONDS 3 STALLS- 1 BIG AND 2 SMALLON RIGHT ENGINE. DECESION MADE TO RETURN TO DFW EMERGENCY DECLARED AND AIRCRAFT WAS OVERWEIGHT FOR LANDING. LANDED WITHOUT INCIDENT. BOROSCOPE FOUND METAL SHAVINGS, RIGHT ENGINE CHANGE ORDERED. **SUPPLEMENTAL REPORT WILL BE SUBMITTED.** (OPEN)