# Honeywell TFE731-3-1C

- Type: Engine model (FAA registry)
- Registry code: 33916
- Manufacturer (registry): HONEYWELL
- Model: TFE731-3-1C
- Engine type: Turbo-fan
- Power: 3,700 lb thrust
- Installed in: 4 registered aircraft
- Page: https://openairdocs.org/engine/honeywell-tfe731-3-1c

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 (4)

- [N309SF](https://openairdocs.org/aircraft/N309SF): [Valley Air Express Inc](https://openairdocs.org/faa-owner/VALLEY%20AIR%20EXPRESS%20INC), [Cheyenne, WY](https://openairdocs.org/faa-place/WY/Cheyenne), built 1981, S/N 29
- [N35YP](https://openairdocs.org/aircraft/N35YP): [Fp Aviation LLC](https://openairdocs.org/faa-owner/FP%20AVIATION%20LLC), [Houston, TX](https://openairdocs.org/faa-place/TX/Houston), S/N 0035
- [N516CJ](https://openairdocs.org/aircraft/N516CJ): [Total Aviation Corp](https://openairdocs.org/faa-owner/TOTAL%20AVIATION%20CORP), [Garden City, NY](https://openairdocs.org/faa-place/NY/Garden%20City), built 1980, S/N 016
- [N711HT](https://openairdocs.org/aircraft/N711HT): [Jackpot Jet LLC](https://openairdocs.org/faa-owner/JACKPOT%20JET%20LLC), [Sugar Land, TX](https://openairdocs.org/faa-place/TX/Sugar%20Land), built 1982, S/N 66

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB CEN11WA081](https://openairdocs.org/ntsb/CEN11WA081), Oct 30, 2010: Gulfstream Aerospace G-IV (N45AC), Gander, Canada, incident, no damage

## FAA accident and incident reports

None matched to aircraft with this engine model.

## Service difficulty reports (28)

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

- [SDR 2CJA2019031800004](https://openairdocs.org/sdr/2CJA2019031800004), Mar 17, 2019: TURBINE BLADES. LOOSE. 03/17/2019: AFTER CRUISING LEVEL AT FL380 FOR ABOUT 10 MINUTES, THERE WAS A LOUD THUD/THUMP HEARD IN THE AIRCRAFT. THOUGHT MAYBE A DOOR HAD COME OFF THE AIRCRAF
- [SDR G6NR2014091900274](https://openairdocs.org/sdr/G6NR2014091900274), Sep 19, 2014: TURBINE. FAILED. ENGINE,WAS REMOVED DUE TO AN INTERNAL FAILURE OF THE TURBINE SECTION. OPEN
- [SDR 9PVA2014090400151](https://openairdocs.org/sdr/9PVA2014090400151), Sep 1, 2014: ENGINE. FAILED. APPROXIMATELY 1 HOUR INTO CRUISE FLIGHT, WHILE STABLE AT FL 400, A LOUD POP WAS HEARD FROM REAR OF ACFT. NOTICED NR 3 ENGINE FUEL COMPUTER LIGHT ILLUMINATED ON 
- [SDR 27MA2013061800356](https://openairdocs.org/sdr/27MA2013061800356), Jun 13, 2013: BEARING. FAILED. ACFT DEPARTED AND ENROUTE, NR 3 ENGINE HAD SEVERE VIBRATION AT FLIGHT LEVEL FL300. ENGINE INSTRUMENTS INDICATED NORMAL AND NO MASTER WARNING SYS LIGHTS ILLUMINA
- [SDR BONA2011062900001](https://openairdocs.org/sdr/BONA2011062900001), Jun 28, 2011: O-RING. LEAKING. DURING CRUISE FLIGHT, PILOTS OBSERVED NR1 ENGINE OIL PRESSURE FLUCTUATIONS. PRESSURE SUBSEQUENTLY DROPPED TO 25 PSI. AT THAT TIME, PILOTS PERFORMED PRECAUTIONAR
- [SDR CA080916004](https://openairdocs.org/sdr/CA080916004), Sep 15, 2008: CONTROL BOX. DEFECTIVE. (CAN) PILOTS HAVE BEEN REPORTING INTERMITTENT SULPHUR SMELL IN THE ACFT. WHILE TROUBLESHOOTING, THE MECHANIC NOTICED THAT THE APU DOOR WAS OPEN AND APU MASTER A
- [SDR CA060615002](https://openairdocs.org/sdr/CA060615002), Jun 4, 2006: GUIDE. BENT. GUIDE PLATE SEPARATED FROM HORIZONTAL STAB FILLET, WAS FOUND LYING BETWEEN VERTICAL STABILIZER AND HORIZONTAL STABILIZER. UNIT HAD BEEN CRUSHED BETWEEN HORIZONT
- [SDR CA060410003](https://openairdocs.org/sdr/CA060410003), Mar 21, 2006: DOOR. DAMAGED. DURING TAKEOFF, THE NR 2 ENGINE "FAIL" LIGHT ILLUMINATED. THE TAKEOFF WAS REJECTED AND THE AIRCRAFT RETURNED TO THE RAMP. MAINTENANCE WAS CONTACTED AND UPON INV
- [SDR CA051017003](https://openairdocs.org/sdr/CA051017003), Oct 9, 2005: EXHAUST DUCT. FAILED. (CAN) CREW RECEIVED LT WARM BATT IND, FOLLOWED BY LT BATT HOT IND. ALSO, RT BATT IND WARM THEN HOT. SELECTED BOTH BATTERIES OFF, HAD AN AFT EQUIP BAY FIRE IND. 
- [SDR 2005FA0001335](https://openairdocs.org/sdr/2005FA0001335), Sep 21, 2005: STARTER GEN. FAILED. UNIT SUSTAINED A MAIN BEARING ARMATURE DRIVE SHAFT FAILURE DURING FLIGHT. THE NR1 MAIN GENERATOR WARNING LIGHT ENUNCIATOR ILLUMINATED THE ARMATURE, DRIVE BALL D
- [SDR CA050427010](https://openairdocs.org/sdr/CA050427010), Apr 22, 2005: DOOR. MISSING. IN LEVEL FLIGHT, CREW REPORTED HEARING A RUMBLE LASTING 20 SECONDS. UPON LANDING, CREW NOTICED AFT LAVATORY SERVICE DOOR AND FORWARD 1/3 OF SURROUNDING BELLY PA
- [SDR 2004FA0000917](https://openairdocs.org/sdr/2004FA0000917), Nov 3, 2004: TIRE. DEFORMED. THIS MICHELIN TIRE WAS MOUNTED ON THE LEFT INBOARD SIDE (NR 2). CUPPING WAS NOTICED ON THE INSIDE EDGE OF THE TIRE ALL THE WAY AROUND. TIRE WAS REPLACED, THEN C
- [SDR 2961](https://openairdocs.org/sdr/2961), Oct 22, 2004: TIRE. DEFORMED. THIS TIRE WAS MOUNTED ON THE RIGHT INBOARD SIDE (NR 3). CUPPING WAS NOTICED ON THE INSIDE EDGE OF THE TIRE ALL THE WAY AROUND WITH CORD SHOWING. TIRE WAS REPLAC
- [SDR 2004FA0000912](https://openairdocs.org/sdr/2004FA0000912), Oct 22, 2004: TIRE. DEFORMED. THIS TIRE WAS MOUNTED ON THE RIGHT INBOARD SIDE (NR 3). CUPPING WAS NOTICED ON THE INSIDE EDGE OF THE TIRE ALL THE WAY AROUND WITH CORD SHOWING. TIRE WAS REPLAC
- [SDR 2004FA0000913](https://openairdocs.org/sdr/2004FA0000913), Oct 22, 2004: TIRE. DEFORMED. THIS TIRE WAS MOUNTED ON THE RIGHT INBOARD SIDE (NR 3). CUPPING WAS NOTICED ON THE INSIDE EDGE OF THE TIRE ALL THE WAY AROUND WITH CORD SHOWING. TIRE WAS REPLAC
- [SDR CA040113003](https://openairdocs.org/sdr/CA040113003), Dec 8, 2003: CONTROL ROD. FAILED. (CAN) DURING C CHECK INSPECTION, ELEVATOR PUSH/PULL CONTROL ROD WAS FOUND WITH A WEAR MARK OF 1.37 LONG, .34 WIDE AND .0125 DEEP. THE WEAR MARK WAS CAUSED BY IN
- [SDR UO22003F00004](https://openairdocs.org/sdr/UO22003F00004), Sep 11, 2003: BLADE. FAILED. FAN BLADE MIDSPAN DAMPER FAILED CAUSING DAMAGE TO ENGINE INLET AND BY-PASS STATOR.
- [SDR ON929ML112602](https://openairdocs.org/sdr/ON929ML112602), Nov 26, 2002: GYRO. FAILED. AUTOPILOT PITCHES NOSE DOWN WHEN ENGAGED IN CRUISE FLT. REMOVED NR 1 VERTICAL GYRO AND INSTALLED OVERHAULED UNIT. OPS CHECK GOOD.
- [SDR AOQ2002F00001](https://openairdocs.org/sdr/AOQ2002F00001), Feb 14, 2002: ENGINE. FAILED. AFTER LANDING, THE FLIGHT CREW NOTED THAT THE NR 3 ENGINE OIL WARNING LIGHT ILLUMINATED. OIL PRESSURE INDICATED 25 PSI. UPON POST FLIGHT INSPECTION, CREW NOTICE
- [SDR 0115](https://openairdocs.org/sdr/0115), Nov 15, 2001: ENGINE. FLAMED OUT. APPROX 30 MINUTES INTO FLIGHT AT FL 390 COCKPIT HEAT CONTROL WAS MOVED FROM MANUAL TO AUTO. SHORTLY AFTER NR 1 ENG FLAMED OUT. NO WARNING LIGHTS, NO VIBRATION. 
- [SDR 20000919SH028](https://openairdocs.org/sdr/20000919SH028), Jun 20, 2000: CARBON SEAL. LEAKING. ENGINE NEW ON 8/83 WITH SB TFE731-72-3124 AND TFE731-72-3289 INCORPORATED. ENGINE HAS HAD SEAL REPLACED ON THE FOLLOWING DATES AND ENGINE TIMES: TSN 2219.8, 12/
- [SDR 20000919SH026](https://openairdocs.org/sdr/20000919SH026), Jun 2, 2000: CARBON SEAL. LEAKING. ENGINE NEW ON 6-5-90 WITH SB TFE731-72-3124 AND TFE731-72-3289 INCORPORATED. ENGINE HAS HAD SEAL REPLACED ON THE FOLLOWING DATES AND ENGINE TIMES: TSN 2603.9, 4
- [SDR 20000919SH027](https://openairdocs.org/sdr/20000919SH027), Jun 2, 2000: CARBON SEAL. LEAKING. ENGINE NEW ON 7/16/90 WITH SB TFE731-72-3124 AND TFE731-72-3289 INCORPORATED. ENGINE HAS HAD SEAL REPLACED ON THE FOLLOWING DATES AND ENGINE TIMES: TSN 1718.6, 
- [SDR 20000601SH026](https://openairdocs.org/sdr/20000601SH026), May 23, 2000: INTAKE DUCT. CRACKED. DURING NR 2 ENGINE CHANGE, FOUND 7.5 INCH LONG CRACK IN THE TOP OF THE ''S'' DUCT ALONG THE LONGITUDINAL AXIS APPROXIMATELY 3 FEET IN FRONT OF THE ENGINE INLET.
- [SDR 99ZZZX3977](https://openairdocs.org/sdr/99ZZZX3977), Aug 31, 1999: DIFFUSER. FRACTURED. PIECE BROKEN OUT AT THE4 O'CLOCK POSITION 1.5 INCHES BY 1.0 INCH AREA. CAUSED DAMAGE TO BACKFACE OF HP IMPELLER. ALLIED SIGNAL HAS BEEN NOTIFIED. PART WILL BE R
- [SDR 99ZZZX3978](https://openairdocs.org/sdr/99ZZZX3978), Aug 12, 1999: BOLT. FAILED. APU SHUT DOWN DURING START. NOTICED OIL DRIPPING FROM OVERBOARD DRAIN. INVESTIGATION REVEALED APU FUEL CLAMP BOLT FAILED AND FUEL PUMP DISENGAGED FROM ACCESSORY
- [SDR 99ZZZX3976](https://openairdocs.org/sdr/99ZZZX3976), Aug 9, 1999: ROTOR ASSY. WORN. UPON DISASSEMBLY OF ENGINE, 3RD LPT ROTOR ASSY, PN 3074097-1, SN 965332200333 ROTOR, TSN 1,309.6 HOURS, CSN, 921, WAS NOTED TO HAVE BEEN RUB-DAMAGED ON FORWARD 
- [SDR 20000717SH019](https://openairdocs.org/sdr/20000717SH019), Jan 7, 1999: CHIP DETECTOR. CONTAMINATED. TWENTY MINUTES AFTER TAKEOFF, CREW WAS ALERTED BY A NR 1 ENGINE ''OIL'' LIGHT ON MASTER CAUTION PANEL. OIL PRESSURE WAS NORMAL. AIRCRAFT RETURNED TO HOME BASE (

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