# GE CF34-8C5A1

- Type: Engine model (FAA registry)
- Registry code: 30051
- Manufacturer (registry): GE
- Model: CF34-8C5A1
- Engine type: Turbo-fan
- Power: 14,510 lb thrust
- Data sheet: [TCDS E00063EN](https://openairdocs.org/tcds/E00063EN) (OpenAirDocs)
- Holder: General Electric Company GE Aerospace
- Installed in: 10 registered aircraft
- Page: https://openairdocs.org/engine/ge-cf34-8c5a1

Model codes come from the FAA registry's reference file.

## ADs that may apply (OpenAirDocs)

Matched to this engine model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

- [AD 2026-21-11](https://openairdocs.org/ad/2026-21-11): Turbine Engine Compressor Section · General Electric Company GE Aerospace CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective Nov 27, 2026
- [AD 2025-12-08](https://openairdocs.org/ad/2025-12-08): Turbine Engine Combustion Section · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective Jul 23, 2025
- [AD 2023-02-05](https://openairdocs.org/ad/2023-02-05): Turbine Engine Combustion Section · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 9 more. Effective Mar 14, 2023
- [AD 2022-21-06](https://openairdocs.org/ad/2022-21-06): Turbine Section · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective Nov 15, 2022
- [AD 2022-09-14](https://openairdocs.org/ad/2022-09-14): Compressor Bleed Valve · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective Jun 24, 2022
- [AD 2022-08-06](https://openairdocs.org/ad/2022-08-06): Turbine Engine Compression Section · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective Apr 29, 2022
- [AD 2021-23-51](https://openairdocs.org/ad/2021-23-51): Turbine Engine Compression Section · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective Dec 29, 2021
- [AD 2021-18-13](https://openairdocs.org/ad/2021-18-13): Turbine Engine Combustion Section · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective Oct 22, 2021
- [AD 2017-17-18](https://openairdocs.org/ad/2017-17-18): Turbine Engine Compressor Section · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective Oct 6, 2017
- [AD 2013-06-06](https://openairdocs.org/ad/2013-06-06): Operability bleed valves (OBV) · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 10 more. Effective May 8, 2013

Historical (superseded or no longer in force):

- [AD 2019-22-05](https://openairdocs.org/ad/2019-22-05) (historical): Compressor bleed governor · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 3 more. Effective Dec 23, 2019
- [AD 2017-23-06](https://openairdocs.org/ad/2017-23-06) (historical): Compressor bleed governor · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 1 more. Effective Nov 30, 2017
- [AD 2003-26-05](https://openairdocs.org/ad/2003-26-05) (historical): Master Variable Geometry (VG) Actuators · General Electric CF34-8C1, CF34-8C5, CF34-8C5A1 and 3 more. Effective Jan 20, 2004

## Registered aircraft (10)

- [N72PQ](https://openairdocs.org/aircraft/N72PQ): [Delta Air Lines Inc](https://openairdocs.org/faa-owner/DELTA%20AIR%20LINES%20INC), [Atlanta, GA](https://openairdocs.org/faa-place/GA/Atlanta), built 2006, S/N 15072
- [N73PQ](https://openairdocs.org/aircraft/N73PQ): [Delta Air Lines Inc](https://openairdocs.org/faa-owner/DELTA%20AIR%20LINES%20INC), [Atlanta, GA](https://openairdocs.org/faa-place/GA/Atlanta), built 2006, S/N 15073
- [N870DC](https://openairdocs.org/aircraft/N870DC): [Skywest Airlines Inc](https://openairdocs.org/faa-owner/SKYWEST%20AIRLINES%20INC), [St George, UT](https://openairdocs.org/faa-place/UT/St%20George), built 2010, S/N 10314
- [N896SK](https://openairdocs.org/aircraft/N896SK): [Skywest Airlines Inc](https://openairdocs.org/faa-owner/SKYWEST%20AIRLINES%20INC), [St George, UT](https://openairdocs.org/faa-place/UT/St%20George), built 2006, S/N 15102
- [N897SK](https://openairdocs.org/aircraft/N897SK): [Skywest Airlines Inc](https://openairdocs.org/faa-owner/SKYWEST%20AIRLINES%20INC), [St George, UT](https://openairdocs.org/faa-place/UT/St%20George), built 2006, S/N 15103
- [N898SK](https://openairdocs.org/aircraft/N898SK): [Skywest Airlines Inc](https://openairdocs.org/faa-owner/SKYWEST%20AIRLINES%20INC), [St George, UT](https://openairdocs.org/faa-place/UT/St%20George), built 2007, S/N 15110
- [N899SK](https://openairdocs.org/aircraft/N899SK): [Skywest Airlines Inc](https://openairdocs.org/faa-owner/SKYWEST%20AIRLINES%20INC), [St George, UT](https://openairdocs.org/faa-place/UT/St%20George), built 2007, S/N 15112
- [N947LR](https://openairdocs.org/aircraft/N947LR): [Skywest Airlines Inc](https://openairdocs.org/faa-owner/SKYWEST%20AIRLINES%20INC), [St George, UT](https://openairdocs.org/faa-place/UT/St%20George), built 2007, S/N 15116
- [N94PQ](https://openairdocs.org/aircraft/N94PQ): [Delta Air Lines Inc](https://openairdocs.org/faa-owner/DELTA%20AIR%20LINES%20INC), [Atlanta, GA](https://openairdocs.org/faa-place/GA/Atlanta), built 2006, S/N 15094
- [N95PQ](https://openairdocs.org/aircraft/N95PQ): [Delta Air Lines Inc](https://openairdocs.org/faa-owner/DELTA%20AIR%20LINES%20INC), [Atlanta, GA](https://openairdocs.org/faa-place/GA/Atlanta), built 2006, S/N 15095

## NTSB investigations

None matched to aircraft with this engine model.

## FAA accident and incident reports (2)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Incident 20190731015899I](https://openairdocs.org/incident/20190731015899I), Jul 31, 2019: Bombardier Inc CL-600-2D24 (N947LR), Substantial damage. During refeul operations, the fuel truck jumped chocks and impacted the right wing trailing edge. The fueler had left the truck in gear and then began fueling…
- [Incident 20160205000699I](https://openairdocs.org/incident/20160205000699I), Feb 5, 2016: Bombardier Inc CL-600-2D24 (N898SK), Denver, CO, Minor damage. Notified by FAA roc that SKW4668 may have experienced blown tire on takeoff at Denver. After aircraft landed at slc, took photos of rubber scuff marks on aft…

## Service difficulty reports (12)

As reported by operators and repair stations, by the model named in the report.

- [SDR CA160215009](https://openairdocs.org/sdr/CA160215009), Feb 12, 2016: STRUCTURE. CRACKED. (CAN) FWD LT EMERGENCY DOOR HAS A CRACK ON THE UPPER STRUCTURE.
- [SDR CA151229018](https://openairdocs.org/sdr/CA151229018), Dec 20, 2015: PUMP. FAILED. (CAN) PILOTS REPORTED LT ENGINE THRUST UNCOMMANDED, REDUCED TO ABOUT 86.5 PERCENT N1 THEN WENT BACK TO T/O THRUST BY ITSELF ON T/O ROLL. FF WENT TO OVER 3000 KG
- [SDR CA150921002](https://openairdocs.org/sdr/CA150921002), Sep 20, 2015: TURBINE. DAMAGED. (CAN) PILOTS REPORTED LT ENGINE ITT EXCEEDANCE, 977 C, SHORTLY AFTER SETTING THRUST LEVERS TO TOGA POSITION FOR TAKEOFF. FLIGHT CREW DECIDED TO ABORT TAKEOFF. F
- [SDR CA150901008](https://openairdocs.org/sdr/CA150901008), Aug 27, 2015: ENGINE. MALFUNCTIONED. (CAN) AFTER STOWING THRUST REVERSERS, FLIGHT CREW ATTEMPTED LT TURN TO EXIT RUNWAY. USED BRAKING AND ENGINE THRUST IAW QRH, DUE TO STEERING INOPERATIVE CAUTION 
- [SDR CA150727029](https://openairdocs.org/sdr/CA150727029), Jul 21, 2015: FMU. MALFUNCTIONED. (CAN) PILOTS REPORTED PARTIAL LOSS OF RT ENGINE THRUST DURING TAKEOFF WHICH RESULTED IN FLIGHT CREW DECISION TO PERFORM RTO. PILOTS INDICATED IN THE POST RTO RE
- [SDR CA130603015](https://openairdocs.org/sdr/CA130603015), May 31, 2013: SMOKE WARNING. FALSE ACTIVATION. (CAN) PILOTS REPORTED, SMOKE FWD LAVATORY EMERGENCY MESSAGE IN FLIGHT FOLLOWED BY STRONG ODOR INTO THE COCKPIT. FLIGHT CREW DECIDED TO PERFORM AIR-TURN-BACK. UP
- [SDR CA130513013](https://openairdocs.org/sdr/CA130513013), May 10, 2013: TRANSMITTER. MALFUNCTIONED. (CAN) FLIGHT CREW REPORTED RT ENGINE OIL PRESS READOUT INDICATING 0 PSI DURING THE FLIGHT. FLIGHT CREW DECIDED TO SHUTDOWN AFFECTED ENGINE AND DIVERT TO ALTERNA
- [SDR CA130508007](https://openairdocs.org/sdr/CA130508007), May 1, 2013: ENGINE. SHUTDOWN. (CAN) DURING ACFT PUSH BACK, PILOTS REPORTED BOTH ENGINES SHUTDOWN. THE ACFT RETURNED TO GATE. MAINTENANCE INTERROGATED MDC AND NFF, NO OTHER EICAS MESSAGES THA
- [SDR CA120312019](https://openairdocs.org/sdr/CA120312019), Mar 7, 2012: TIRE. FAILED. (CAN) TIRE SHRED ON LANDING. THE TIRE WAS STILL INFLATED, BUT SOME SECTION OF THE TIRE TREADS SEPARATED, DAMAGING THE RT INBD FLAP.
- [SDR CA090908003](https://openairdocs.org/sdr/CA090908003), Sep 7, 2009: TRANSDUCER. FAILED. DIVERSION DUE TO STALL FAIL CAUTION MSG DURING CRUISE FLIGHT. FLIGHT LH 3172 SCHEDULED, DIVERTED, BECAUSE OF A STALL FAIL CAUTION MSG DURING CRUISE FLIGHT. MDC 
- [SDR CA090118009](https://openairdocs.org/sdr/CA090118009), Jan 1, 2009: CONTROL VALVE. DEFECTIVE. (CAN) SCHEDULED FLT DIVERTED BECAUSE OF A BLEED CAUTION MESSAGE. LEFT PACK STAYED WHITE, NO FURTHER MESSAGE. MAINTENANCE CHECKED PACK ON GROUND WITH APU, PACK S
- [SDR CA081205005](https://openairdocs.org/sdr/CA081205005), Dec 3, 2008: CONTROLLER. BURNED. (CAN) WHILE THE ACFT WAS APPROACHING, CABIN CREW REPORTED SMOKE COMING FROM BEHIND THE FWD GALLEY OVEN NR 2. THE PORTABLE FIRE EXTINGUISHER (HALON) WAS USED BY 

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