# Pratt & Whitney R-2000-7M2 - Type: Engine model (FAA registry) - Registry code: 51582 - Manufacturer (registry): P & W - Model: R-2000-7M2 - Engine type: Reciprocating - Power: 1,450 hp - Installed in: 0 registered aircraft - Page: https://openairdocs.org/engine/pratt-whitney-r-2000-7m2 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. None matched. ## 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 (40) As reported by operators and repair stations, by the model named in the report. - [SDR A8OA201301160002](https://openairdocs.org/sdr/A8OA201301160002), Jan 16, 2013: VALVE. INOPERATIVE. 20 MINUTES IN FLIGHT, IN A CLIMB RT ENGINE EXPERIENCED HIGH OIL TEMP WARNING. CREW INITIATED RT ENGINE SHUTDOWN PROCEDURES. R & R RT ENGINE THERMOSTATIC VALVE I - [SDR DALA13002271816](https://openairdocs.org/sdr/DALA13002271816), Jan 12, 2013: BATTERY PACK. DISCHARGED. LOWER LOBE CREW REST EMERGENCY LIGHTS ARE INOPERATIVE. REPLACED BATTERY PACK, OPS OK. - [SDR CA110719005](https://openairdocs.org/sdr/CA110719005), Jul 14, 2011: ENGINE. POWER LOSS. (CAN) NR 2 ENGINE WAS SHUTDOWN AND PROPELLER FEATHERED DUE TO ROUGH RUNNING. THERE IS EVIDENCE OF ALUMINUM IN THE OIL SCREEN. SUSPECT PISTON FAILURE AS THE TEMP - [SDR CA090408001](https://openairdocs.org/sdr/CA090408001), Apr 4, 2009: GOVERNOR. BYPASSING. (CAN) UPON REMOVAL OF PROP GOVERNOR, AME FOUND OIL CONTROL PLUG BACKED OUT, THEREFORE BYPASSING OIL. PLUG WAS REINSTALLED AND TIGHTENED, THE GOVERNOR WAS REINST - [SDR CA071031007](https://openairdocs.org/sdr/CA071031007), Oct 29, 2007: CYLINDER HEAD. CRACKED. (CAN) CRACK DISCOVERED AT SPARK PLUG HOLE, RETURNED TO BASE AND REPLACED CYLINDER AND A/C RETURNED TO SERVICE. (TC NR 20071031007) - [SDR CA070529003](https://openairdocs.org/sdr/CA070529003), May 27, 2007: ENGINE. MAKING METAL. (CAN) ENGINE REMOVED DUE TO METAL IN OIL SCREEN, TBO 750 HOURS. ENGINE BEING SENT OUT FOR OVERHAUL. (TC NR 20070529003) - [SDR CA070420001](https://openairdocs.org/sdr/CA070420001), Apr 19, 2007: CYLINDER. CRACKED. (CAN) REPLACED NR 14 CYLINDER ON NR 4 ENGINE, DUE TO CRACK. AIRCRAFT RETURNED TO SERVICE. (TC NR 20070420001) - [SDR CA070102003](https://openairdocs.org/sdr/CA070102003), Dec 23, 2006: ENGINE. MAKING METAL. (CAN) ENGINE BEGAN TO RUN ROUGH, DECREASE IN OIL PRESSURE, ENGINE WAS SHUTDOWN AND FEATHERED. OIL SCREEN PULLED, MODERATE AMOUNT OF ALUMINUM FILINGS, ENGINE REM - [SDR CA051121004](https://openairdocs.org/sdr/CA051121004), Nov 17, 2005: CYLINDER. CRACKED. (CAN) NR 2 ENGINE WAS PRECAUTIONARILY SHUTDOWN DUE TO SHAKE. IT WAS DISCOVERED THAT NR 10 CYLINDER WAS CRACKED AT THE EXHAUST EAR. THE CYLINDER ASSY WAS REPLACE - [SDR CA050927003](https://openairdocs.org/sdr/CA050927003), Sep 23, 2005: CYLINDER. CRACKED. THE NR 8 CYLINDER CRACKED AT THE EXHAUST VALVE CAUSING THE ENGINE TO SHAKE. - [SDR CA050826003](https://openairdocs.org/sdr/CA050826003), Aug 25, 2005: CYLINDER. CRACKED. (CAN) NR 10 CYLINDER CRACKED AT THE EXHAUST VALVE SIDE AND MADE ENGINE RUN A LITTLE ROUGH. ENGINE WAS SHUT DOWN PRECAUTIONARY AND THE CYLINDER WAS REPLACED. - [SDR CA040716009](https://openairdocs.org/sdr/CA040716009), Jul 14, 2004: CASE. FAILED. (CAN) DURING CLIMB THE NR 4 ENGINE WOULD NOT GOVERN, THE ENGINE WAS SHUTDOWN AND THE PROPELLER FEATHERED. THE AIRCRAFT RETURNED TO BASE WITHOUT FURTHER INCIDENT - [SDR CA040716007](https://openairdocs.org/sdr/CA040716007), Jul 12, 2004: DIAPHRAGM. DAMAGED. (CAN) DURING CRUISE THE NR 4 ENGINE STARTED TO BACKFIRE AND SHAKE. THE ENGINE WAS SHUTDOWN AND THE PROPELLER FEATHERED. THE FLIGHT RESUMED WITHOUT INCIDENT. - [SDR CA040716008](https://openairdocs.org/sdr/CA040716008), Jul 12, 2004: ENGINE. MALFUNCTIONED. (CAN) DURING CLIMB THE NR 4 ENGINE STARTED TO BACKFIRE AND SHAKE. THE ENGINE WAS SHUT DOWN AND THE PROPELLER FEATHERED. THE FLIGHT RESUMED WITHOUT INCIDENT. - [SDR CA040618007](https://openairdocs.org/sdr/CA040618007), Jun 17, 2004: SPARK PLUG. FOULED. DURING CRUISE, THE PILOTS NOTICED THE NR 4 ENGINE STARTING TO BACKFIRE, THE BACK FIRING WAS GETTING OUT OF CONTROL SO THE ENGINE WAS SHUT DOWN AND THE PROPELLER - [SDR CA040614005](https://openairdocs.org/sdr/CA040614005), Jun 12, 2004: TUBE. INOPERATIVE. (CAN) DURING CRUISE THE PILOTS NOTICED A DROP IN OIL QUANTITY ON THE NR 2 ENGINE. THE ENGINE WAS SHUTDOWN AND PROPELLER FEATHERED. MAINTENANCE WAS CONTACTED AT - [SDR CA040416003](https://openairdocs.org/sdr/CA040416003), Apr 16, 2004: CYLINDER HEAD. SEPARATED. (CAN) DURING CRUISE, THE CREW NOTICE A SLIGHT VIBRATION TO THE NR 1 ENGINE, THEY ALSO NOTICED AN OIL LEAK. THE ENGINE WAS SHUT DOWN AND PROPELLER FEATHERED. DUR - [SDR CA040412008](https://openairdocs.org/sdr/CA040412008), Apr 10, 2004: GASKET. LEAKING. (CAN) DURING CRUISE THE CREW NOTICED AN OIL LEAK ON THE NR 2 ENGINE. THE ENGINE WAS SHUT DOWN AND PROPELLER FEATHERED. ON INSPECTION IT WAS NOTICED THAT THE OIL - [SDR CA040412009](https://openairdocs.org/sdr/CA040412009), Apr 7, 2004: GOVERNOR. OUT OF RIG. (CAN) DURING TAKE-OFF THE NR 3 ENGINE ENCOUNTERED AN OVERSPEED. THE AIRCRAFT RETURNED TO THE HANGER. IT WAS FOUND THAT THE PROP GOVENOR WAS OUT OF RIG. IT WAS R - [SDR CA040405008](https://openairdocs.org/sdr/CA040405008), Apr 3, 2004: ENGINE. MALFUNCTIONED. (CAN) DURING CRUISE, THE CREW NOTICED THAT THE NR 3 ENGING WAS STARTING TO OVERSPEED. THE ENGINE WAS SHUTDOWN, PROPELLER FEATHERED, AND THE FLT RESUMED WITHOUTA - [SDR CA021230001](https://openairdocs.org/sdr/CA021230001), Dec 18, 2002: AXLE. BENT. (CAN) AIRCRAFT WAS REPORTED TO HAVE A HARD LANDING TO MAINTENANCE AND WAS BROUGHT INTO THE HANGAR TO CARRY OUT A HARD LANDING INSPECTION. DOUGLAS SERVICE MANUAL - [SDR CA021210010](https://openairdocs.org/sdr/CA021210010), Nov 21, 2002: CYLINDER HEAD. CRACKED. (CAN) DURING CRUISE THE PILOT NOTICED THAT NR 3 ENGINE WAS BACKFIRING EXCESSIVELY. THE ENGINE WAS SHUT DOWN AND FEATHERED. WHEN MAINTENANCE INSPECTED THE ENGINE - [SDR CA011017004](https://openairdocs.org/sdr/CA011017004), Sep 28, 2001: ENGINE. MAKING METAL. (CAN) DECAYING OIL PRESSURE SHORTLY AFTER TAKEOFF. THERE WAS SOME METAL CONTAMINATION IN THE MAIN OIL SCREEN. DUE TO THE HIGH T.S.O. (1373.1 HRS) THE DECISION W - [SDR 20010226CW002](https://openairdocs.org/sdr/20010226CW002), Jan 29, 2001: STARTER. INOPERATIVE. WOULD NOT TURN ENGINE OVER, INOPERATIVE. - [SDR 20010226CW001](https://openairdocs.org/sdr/20010226CW001), Jan 28, 2001: CYLINDER. DAMAGED. VALVE CHECK SHOWS EXCESS WOBLE IN EX GUIDE. - [SDR 20010226CW003](https://openairdocs.org/sdr/20010226CW003), Jan 23, 2001: SKIN. DAMAGED. WEAR AND TEAR FROM GRAVEL STRIPS, NEED NEW SKINS. BEARING IN PORK CHOPS WERE CHANGED EVEN IF NOT NEEDED. - [SDR 20010226CW005](https://openairdocs.org/sdr/20010226CW005), Jan 23, 2001: BULB. BURNED OUT. BULB BURNED OUT. - [SDR 20000829SH001](https://openairdocs.org/sdr/20000829SH001), Jul 19, 2000: DRIVE GEAR. FRACTURED. LOSS OF OIL PRESSURE (ENGINE) IN FLIGHT. FOUND MAIN OIL PUMP, PN 33019, DRIVESHAFT SHEARED JUST BELOW THE SCAVENGE VANES. THE CAUSE APPEARS TO BE A FATIGUE FRAC - [SDR CA981230011](https://openairdocs.org/sdr/CA981230011), Dec 9, 1998: ADAPTER. FAILED. (CAN) LOSS OF MAIN SYSTEM HYDRAULIC PRESSURE ON APPROACH. GEAR DOWN AND LOCKED. GROUND TEST ADAPTER CAP BROKEN, REPLACED WITH STEEL CAP. - [SDR CA980706006](https://openairdocs.org/sdr/CA980706006), Jun 5, 1998: HEAD. SPLIT. (CAN) NR 1 ENGINE DEVELOPED VIBRATION/SHAKING ON TAKEOFF. NR 1 ENGINE WAS SHUTDOWN. POST-FLIGHT INVESTIGATION FOUND THE NR 14 CYLINDER HEAD SPLIT. THE CYLINDER - [SDR CA980706005](https://openairdocs.org/sdr/CA980706005), Jun 4, 1998: ROD. BROKEN. (CAN) ENGINE BEGAN SEVERE VIBRATION IN CRUISE AND WAS SHUT DOWN. POST- FLIGHT INSPECTION FOUND THE CONNECTION ROD AT NR 14 CYLINDER HAD BROKEN. THE ENGINE WAS R - [SDR CA971024001](https://openairdocs.org/sdr/CA971024001), Oct 16, 1997: BEARING. DISINTEGRATED. (CAN) NR2 PROPELLER RPM BEGAN TO INCREASE AND COULD NOT BE CONTROLLED. THE NR2 ENGINE WAS SHUTDOWN. INVESTIGATION BY MAINTENANCE FOUND THE MASTER ROD BEARING FA - [SDR 97ZZZX3102](https://openairdocs.org/sdr/97ZZZX3102), Jun 12, 1997: CONNECT ROD. FAILED. ENGINE BROKE A CONNECTING ROD IN-FLIGHT. RETURNED TO BASE WITH 25 INCHES MANIFOLD PRESSURE. LANDED WITHOUT INCIDENT. ENGINE STILL RAN WITH BROKEN ROD AND DID NO - [SDR CA970604002](https://openairdocs.org/sdr/CA970604002), May 24, 1997: CABLE LINK. BROKEN. (CAN) IT IS SUSPECTED THAT THE RH OUTER BUNGEE CABLE LINK P/N 1107968 BROKE CAUSING THE ATTACHED BUNGEE SPRING P/N 1107969 TO REBOUND AND STRIKE THE GEAR INDICA - [SDR 96ZZZX5990](https://openairdocs.org/sdr/96ZZZX5990), Oct 2, 1996: MAGNETO. FAILED. WHILE RETURNING, IN-FLIGHT, ENGINE RT MAGNETO QUIT WORKING. FURTHER INSPECTION. FOUND MAG HAD FAILED DUE TO TIMING GEARS HAVING ROTATED CAUSING MAG TO LOSE ITS - [SDR CA961002010](https://openairdocs.org/sdr/CA961002010), Sep 18, 1996: CYLINDER. BROKEN. (CAN) #2 ENGINE BEGAN TO RUN ROUGH AND BACKFIRE IN CLIMB. ENGINE WAS SHUTDOWN AND AIRCRAFT RETURNED TO BASE. POST FLIGHT INSPECTION FOUND THE #6 CYLINDER EXHAUS - [SDR CA961001005](https://openairdocs.org/sdr/CA961001005), Sep 17, 1996: LEAD. FAULTY. (CAN) #3 ENGINE BEGAN RUNNING ROUGH IN CRUISE. PRECAUTIONARY SHUT DOWN WAS CARRIED OUT. POST FLIGHT INSPECTION FOUND A SHORT TO GROUND HIGH TENSION LEAD FROM TH - [SDR CA960923005](https://openairdocs.org/sdr/CA960923005), Sep 5, 1996: CHECK VALVE. DISCONNECTED. (CAN) LOSS OF MAIN HYDRAULIC FLUID DURING FLIGHT DUE TO GROUND HYDRAULIC TEST CONNECTION (P/N 230566-8) COMING LOOSE AND SEPARATING FROM ADAPTER FITTING (P/N 22 - [SDR CA960212201](https://openairdocs.org/sdr/CA960212201), Jan 21, 1996: STUDS. BROKEN. (CAN) VISIBLE OIL LEAK IN FLIGHT. ENGINE SHUT DOWN. INSPECTION DISCLOSED THAT THE 24 CYLINDER HOLD DOWN STUDS FOR #6 CYLINDER HAD FAILED. APPROXIMATELY 50 PERCE - [SDR CA960110201](https://openairdocs.org/sdr/CA960110201), Dec 7, 1995: VALVE SEAT. LOOSE. (CAN)IN CRUISE FLIGHT #4 ENGINE BEGAN TO RUN ROUGH ACCOMPANIED BY BACKFIRING THROUGH THE INDUCTION SYSTEM. THE ENGINE WAS SHUTDOWN. POST FLIGHT INSPECTION DISCL --- 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.