Service difficulty report · Compressor · Boeing 7378H4

Difficulty date
May 15, 2025
Submitted
May 19, 2025
Operation
Air carrier
Aircraft
N8513F
Make and model
Boeing 7378H4
Aircraft serial
36976
Aircraft time
28,480 hours, 14,198 cycles
Engine
Cfmint CFM567B27E
Part
Compressor
Condition
Stalled
Location
Nr 1 Engine
Stage of operation
CL
How discovered
O
Nature of condition
R, J
Precautionary procedure
A

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

What was found

AT 800 ON TAKEOFF # 1 ENGINE COMPRESSOR STALLED EGT GAUGE MOMENTARILY FLASHED RED THEN IMMEDIATELY RETURNED TO NORMAL.<[01] PERFORMED #1 ENG HPT AND STAGE 1 LPT BORESCOPE INSPECTION PER AMM 72-00-00. REF NON ROUTINE TTG8Q010JFTL FOR LPT GUIDE VANE DAMAGE;[02] C/W FIM 71-05 TASK 805. SEE TTG8Q010J849 FOR TROUBLESHOOTING AND CORRECTIVE ACTION TO #1 ENGINE COMPRESSOR STALL AND EGT REDLINE.

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