# Rolls-Royce 250-C28C - Type: Engine model (FAA registry) - Registry code: 54011 - Manufacturer (registry): ROLLS-ROYC - Model: 250-C28C - Engine type: Turbo-shaft - Power: 500 hp - Data sheet: [TCDS E1GL](https://openairdocs.org/tcds/E1GL) (OpenAirDocs) - Holder: Rolls-Royce Corporation - Installed in: 0 registered aircraft - Page: https://openairdocs.org/engine/rolls-royce-250-c28c 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 2018-13-01](https://openairdocs.org/ad/2018-13-01): Turbine Governor · Rolls-Royce 250-C10 (T63-A-5), 250-C18, 250-C18A and 24 more. Effective Aug 16, 2018 - [AD 2006-16-04](https://openairdocs.org/ad/2006-16-04): Inspection of the fuel nozzle screen · Rolls-Royce 250-B15A, 250-B15E, 250-B15G and 43 more. Effective Sep 7, 2006 - [AD 2005-20-11](https://openairdocs.org/ad/2005-20-11): Airfoils at the hub and shroud of third-stage turbine wheels · Rolls-Royce 250-C28, 250-C28B and 250-C28C. Effective Oct 18, 2005 - [AD 2004-14-02](https://openairdocs.org/ad/2004-14-02): SN third-stage turbine wheels · Rolls-Royce 250-C28, 250-C28B and 250-C28C. Effective Jul 26, 2004 - [AD 2002-06-08](https://openairdocs.org/ad/2002-06-08): Third Stage Turbine Wheels · Rolls-Royce 250-C28, 250-C28B and 250-C28C. Effective Apr 26, 2002 - [AD 98-24-28](https://openairdocs.org/ad/98-24-28): Main Fuel Control Bellows · Rolls-Royce 250-B15A, 250-B15E, 250-B15G and 36 more. Effective Jan 7, 1999 - [AD 96-19-01](https://openairdocs.org/ad/96-19-01): Superior Air Parts Manufacture Approval (PMA) Bearings · Rolls-Royce 250-B15G, 250-B17F, 250-B17F/1 and 17 more. Effective Sep 26, 1996 - [AD 89-23-12](https://openairdocs.org/ad/89-23-12): Turbine Nozzle Assembly · Rolls-Royce 250-C28B and 250-C28C. Effective Oct 29, 1989 - [AD 86-20-13](https://openairdocs.org/ad/86-20-13): External Splines · Rolls-Royce 250-C28B, 250-C28C, 250-C30 and 9 more. Effective Dec 3, 1986 - [AD 85-25-07 R1](https://openairdocs.org/ad/85-25-07-R1): Outer Combustion Case Assembly · Rolls-Royce 250-C28, 250-C28B, 250-C28C and 10 more. Effective Aug 15, 1986 - [AD 86-16-03](https://openairdocs.org/ad/86-16-03): Scavenge Line Air/Oil Centrifugal Separator Assembly · Rolls-Royce 250-C28B and 250-C28C. Effective Aug 13, 1986 - [AD 85-25-12](https://openairdocs.org/ad/85-25-12): Turbine-To-Compressor-Coupling · Rolls-Royce 250-C28B and 250-C28C. Effective Jan 6, 1986 - [AD 85-25-09](https://openairdocs.org/ad/85-25-09): Turbine Shafts And Couplings · Rolls-Royce 250-C28B and 250-C28C. Effective Jan 6, 1986 - [AD 85-25-08](https://openairdocs.org/ad/85-25-08): Compressor Mount Assembly · Rolls-Royce 250-C28B, 250-C28C, 250-C30 and 2 more. Effective Jan 6, 1986 - [AD 83-01-04](https://openairdocs.org/ad/83-01-04): Turbine Assemblies · Rolls-Royce 250-C28B and 250-C28C. Effective Jan 24, 1983 - [AD 82-24-05](https://openairdocs.org/ad/82-24-05): Control Assembly and Power Turbine Governor Assembly · Rolls-Royce 250-B15A, 250-B15E, 250-B15G and 43 more. Effective Nov 26, 1982 - [AD 79-16-06](https://openairdocs.org/ad/79-16-06): Accessory Drive Gearbox · Rolls-Royce 250-C28, 250-C28B, 250-C28C and 10 more. Effective Jan 11, 1980 - [AD 79-18-13](https://openairdocs.org/ad/79-18-13): Third Stage Turbine Wheel · Rolls-Royce 250-C28B and 250-C28C. Effective Sep 6, 1979 Historical (superseded or no longer in force): - [AD 2004-24-09](https://openairdocs.org/ad/2004-24-09) (historical): Fuel nozzle · Rolls-Royce 250-B15A, 250-B15E, 250-B15G and 40 more. Effective Jan 5, 2005 ## Registered aircraft None registered with this engine model now. ## NTSB investigations None matched to aircraft with this engine model. ## FAA accident and incident reports None matched to aircraft with this engine model. ## Service difficulty reports (6) As reported by operators and repair stations, by the model named in the report. - [SDR 105102006TB](https://openairdocs.org/sdr/105102006TB), Oct 11, 2006: PRESSURE SWITCH. INOPERATIVE. THE EMS FLIGHT WAS EN ROUTE TO HOME BASE IN REDDING, CALIFORNIA, AFTER A CANCELLED SCENE CALL 20 MILES TO THE NORTHEAST. THE PILOT NOTICED THE ILLUMINATION OF T - [SDR 2001F00245](https://openairdocs.org/sdr/2001F00245), Jun 23, 2001: ENGINE. FAILED. AIRCRAFT WAS ON WAY BACK FROM BURLEY IDAHO TO BRMS, WHEN RECEIVING A CAUTIONARY CHIP LIGHT FOR THE NR 1 ENGINE. THE CHIP WAS BURNED OFF USING THE FUZZ BUSTER. S - [SDR BRM2001F00000](https://openairdocs.org/sdr/BRM2001F00000), May 25, 2001: WARNING LIGHT. ACTIVATED. ON 5/25/01 ENROUTE, NR 2 ENGINE GOT A CHIP LIGHT. THE FLIGHT MANUAL CALLS OUT TO LAND AS SOON AS PRACTICAL. THE PILOT DECIDED AFTER REFERENCING THE FLIGHT MANUA - [SDR 99ZZZX3296](https://openairdocs.org/sdr/99ZZZX3296), Jun 6, 1999: ENGINE. MALFUNCTIONED. FLYING FROM POCATELLO TO TWIN FALLS, PILOT ENCOUNTERED ABNORMAL TORQUE CHANGES IN NR 1 ENGINE. IT HAPPENED TWICE. PILOT NOTED LOW OIL PRESSURE, THEN NO OIL PRES - [SDR 96ZZZX4613](https://openairdocs.org/sdr/96ZZZX4613), Jul 2, 1996: ENGINE. FAILED. NR 1 ENGINE TORQUE SPLIT, COULD NOT BEEP ENGINE BELOW 90 PERCENT, LANDED, CALLED MAINTENANCE. - [SDR HEEA955091](https://openairdocs.org/sdr/HEEA955091), May 25, 1995: DIFFUSER VANE. SEPARATION. ENGINE REMOVED DUE TO TURBINE OVERHAUL, COMPRESSOR N1 SHAFTING INSPECTION AND UPGRADE CEB'S. UPON INSPECTION OF COMPRESSOR PARTS NOTED THE FOLLOWING: TURNING VA ## STCs that may be installed (OpenAirDocs) (6) Approved for this engine model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has. - [STC SE00057AT](https://openairdocs.org/stc/SE00057AT): Installation of Aeronautical Accessories, Inc., Pc Safety Valve Kit. Bell Helicopter Textron Inc - [STC SE00014EN](https://openairdocs.org/stc/SE00014EN): Installation of the Pratt & Whitney Engine Services, Inc. CrossCheck Engine Monitor Kit P/N HUMS-K-071-1, Rev. A on the specified PT6A engine models and kit P/N HUMS-K-071-2 on the specified A250 engine models. Pratt & Whitney Engine Services Inc - [STC SE00026EN](https://openairdocs.org/stc/SE00026EN): Installation of Pratt & Whitney Engine Services Inc. IntelliStart Plus Electronic Control Unit (ECU), P/N DPU-K-010 on specified 250 engine models. Pratt & Whitney Engine Services Inc - [STC SE578GL](https://openairdocs.org/stc/SE578GL): Installation of a fuel flow transducer. Shadin Avionics - [STC ST00037AT](https://openairdocs.org/stc/ST00037AT): Unison igniter plugs, P/N 9044400-1. Unison Industries - [STC SQ00338AT](https://openairdocs.org/stc/SQ00338AT): Unison igniter leads, P/N9048222-101, 102, 103, 104, 105, 106. Unison Industries --- 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.