# SDR CALA2026080518332

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 4, 2026
- Submitted: August 6, 2026
- Operation: Air carrier
- Aircraft: [N12754](https://openairdocs.org/aircraft/N12754), registered now
- Make and model: Boeing 737724
- Aircraft serial: 30464
- Aircraft time: 71,887 hours, 28,070 cycles
- Engine: Cfmint CFM567B242
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Part number: CFM567B24
- Part serial: 8249
- Condition: Faulty
- Location: Left
- Part time: 74,830 hours, 42,621 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: J, Y
- Precautionary procedure: E, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026080518332

## Discrepancy

AFTER TAKEOFF AROUND  1200 FT LT ENG STARTED BANGING LOUDLY AND EGT READ 970 BEFORE SHUTDOWN DEBRIEFED FLIGHT CREW-AFTER TAKE-OFF DEPARTURE TURN ENGINE NR 1 EGT CLIMBED TO 970'C AND STALLED. REVIEWED DFDAU STORED REPORTS AND VERIFIED ENGINE NR 1 EGT AT 970'C AND N1 SPEED LOSS OF 20% N1 DURING STALL.    POST FLIGHT INSPECTION OF ENGINE NR 1, FAN IS SEIZED, OIL LEVEL 81%, AND REAR LPT NO DAMAGE. NEEDS FURTHER TROUBLESHOOTING. R & R ENG NR 1 IAW TASK CARD 29-0571-8-0073.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.