# N81832: 1989 Messerschmitt-Boelkow-Blohm BO-105S, registration cancelled 2018-02-23

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: February 23, 2018
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Messerschmitt-Boelkow-Blohm BO-105S](https://openairdocs.org/model/messerschmitt-boelkow-blohm-bo-105s) (registry code 5626006)
- Engine: [Allison 250-C20 series](https://openairdocs.org/engine/allison-250-c20-series) (registry code 03020)
- Data sheets: [TCDS H3EU](https://openairdocs.org/tcds/H3EU), [TCDS E4CE](https://openairdocs.org/tcds/E4CE) (OpenAirDocs)
- Serial number: S-828
- Year built: 1989
- Type of aircraft: Rotorcraft
- Engine type: Turbo-prop
- Airworthiness: Standard, normal
- Airworthiness date: April 25, 1990
- Certificate issued: May 21, 2012
- Last registry action: May 21, 2012
- Mode S code: AB29F0
- Owner when cancelled: [Nn Flyers LLC](https://openairdocs.org/faa-owner/NN%20FLYERS%20LLC)
- Location: [Euless, TX](https://openairdocs.org/faa-place/TX/Euless)
- Owner type: Corporation
- Owner's area on the map: 32.8603° N, 97.0860° W: Placed by OpenAirDocs at the center of ZIP code 76039, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N81832
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=81832
- Page: https://openairdocs.org/deregistered/N81832-2018-02-23

From the FAA registry file of October 31, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Messerschmitt-Boelkow-Blohm BO-105S: https://openairdocs.org/model/messerschmitt-boelkow-blohm-bo-105s.md

## Service difficulty reports (53, newest 50)

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR HEEA108877](https://openairdocs.org/sdr/HEEA108877), Apr 14, 2006: FIRE DETECTOR. LOOSE. NR 2 FIRE WARNING LIGHT FLASHING, RETURNED AND LANDED WITHOUT INCIDENT. FOUND WIRE TERMINAL RETAINING NUT AT DETECTOR LOOSE. REPAIRED.
- [SDR HEEA107349](https://openairdocs.org/sdr/HEEA107349), Apr 28, 2005: SOLENOID VALVE. WARNING LIGHT. DURING CRUISE FLIGHT, THE HYDRAULIC BLOCK LIGHT CAME ON. RETURNED TO BASE AND MAINTENANCE REPLACED SOLENOID VALVE.
- [SDR HEEA087884](https://openairdocs.org/sdr/HEEA087884), Jun 23, 2003: BATTERY. DISCHARGED. MAIN BATTERY VOLTAGE TOO LOW TO ACTIVATE RELAY. BATTERY WEAK. TO BE SENT TO VENDOR FOR REPAIR.
- [SDR HEEA083491](https://openairdocs.org/sdr/HEEA083491), Jan 7, 2003: BRUSHES. WORN. STARTER GENERATOR HAS WORN BRUSHES. REPLACED BRUSHES.
- [SDR HEEA082669](https://openairdocs.org/sdr/HEEA082669), Dec 11, 2002: ROTOR HEAD. CORRODED. INPUT FLANGE AND SWASHPLATE AREA RUSTED. REPAIRED.
- [SDR HEEA082645](https://openairdocs.org/sdr/HEEA082645), Dec 11, 2002: FUEL CELL. LEAKING. FUEL CELL LEAKING.
- [SDR HEEA082642](https://openairdocs.org/sdr/HEEA082642), Dec 11, 2002: INDICATOR. STUCK. DUAL TORQUE INDICATOR NR 1 NEEDLE STICKS. REPLACED WITH SERVICEABLE PART.
- [SDR HEEA082641](https://openairdocs.org/sdr/HEEA082641), Dec 11, 2002: BULB. BLOWN. LANDING LIGHT HAS A BLOWN BULB. REPLACED WITH SERVICEABLE PART.
- [SDR HEEA082635](https://openairdocs.org/sdr/HEEA082635), Dec 11, 2002: INDICATOR. INCORRECT. TURN AND BANK INDICATOR INOPERATIVE, SLIP NEEDLE STICKS. TO BE SENT TO VENDOR FOR REPAIR.
- [SDR HEEA082625](https://openairdocs.org/sdr/HEEA082625), Dec 11, 2002: INDICATOR. INOPERATIVE. TURN AND BANK INDICATOR INOPERATIVE.
- [SDR HEEA082619](https://openairdocs.org/sdr/HEEA082619), Dec 11, 2002: SHAFT. DAMAGED. FWD BEARING ROUGH; AFT BEARING DETERIORATED. REPLACED BEARINGS AND REPAIRED.
- [SDR HEEA079290](https://openairdocs.org/sdr/HEEA079290), May 24, 2002: BLADE. CRACKED. THE NOSE AND NECK SHELL HAS A CRACK NEAR THE BUTT PLATE ON MAIN ROTOR BLADE.
- [SDR HEEA065981](https://openairdocs.org/sdr/HEEA065981), Jan 13, 2000: TIE BOLT. MISMANUFACTURED. RECEIVING INSPECTION REVEALED FREE LENGTH .0005 INCH OVER SERVICEABLE LIMITS.
- [SDR HEEA065301](https://openairdocs.org/sdr/HEEA065301), Nov 30, 1999: NOZZLE. CRACKED. ENGINE REMOVED DUE TO EXCESSIVE OIL CONSUMPTION (1 QUART PER MINUTE). UPON INSPECTION OF TURBINE PARTS NOTED VANES CRACKED AND ERODED MAR-M COATING.
- [SDR HEEA065190](https://openairdocs.org/sdr/HEEA065190), Nov 16, 1999: NOZZLE SHIELD. CRACKED. ENGINE REMOVED DUE TO EXCESSIVE OIL CONSUMPTION (1 QUART PER MINUTE). UPON INSPECTION OF TURBINE PARTS NOTED DOME CRACKED FROM 3 O'CLOCK TO 7 O'CLOCK POSITION A
- [SDR HEEA063429](https://openairdocs.org/sdr/HEEA063429), Aug 6, 1999: WARNING BOX. MALFUNCTIONED. RPM WARNING HORN WILL NOT GO OUT WHEN AT FULL RPM.
- [SDR HEEA063424](https://openairdocs.org/sdr/HEEA063424), Jul 29, 1999: BLADE. DAMAGED. RUBBER COATING ON TAIL ROTOR BLADE CHIPPED OFF AT BLADE TIPS.
- [SDR HEEA063423](https://openairdocs.org/sdr/HEEA063423), Jul 29, 1999: BLADE. DAMAGED. RUBBER COATING ON TAIL ROTOR BLADE CHIPPED OFF AT BLADE TIPS.
- [SDR HEEA0016706](https://openairdocs.org/sdr/HEEA0016706), Nov 6, 1998: INDICATOR. FLUCTUATED. NR 2 ENGINE OIL PRESSURE FLUCTUATES.
- [SDR HEEA0015861](https://openairdocs.org/sdr/HEEA0015861), Aug 27, 1998: INDICATOR. ERRATIC. SUPPLY GAUGE ON FUEL INDICATOR ERRATIC AND INDICATOR FLUCTUATES FROM FULL TO EMPTY IN-FLIGHT.
- [SDR HEEA0014901](https://openairdocs.org/sdr/HEEA0014901), Jun 22, 1998: AUDIO LIGHT. INTERMITTENT. WARNING BOX AUDIO LIGHT INTERMITTENT.
- [SDR HEEA0014510](https://openairdocs.org/sdr/HEEA0014510), Jun 4, 1998: AUDIO PANEL. INOPERATIVE. ICS IS INOPERATIVE.
- [SDR HEEA0013930](https://openairdocs.org/sdr/HEEA0013930), Apr 16, 1998: TRANSCEIVER. FAILED. HEAVY STATIC AND NO SIDETONE. PERFORMED PRELIMINARY INSPECTION. ADJUSTED C/N SQUELCH AND SIDETONE. REPAIRED. ALSO ADJUSTED CARRIER SQUELCH. FOUND TRANSMIT POWER
- [SDR HEEA0013834](https://openairdocs.org/sdr/HEEA0013834), Apr 2, 1998: ANTENNA. FAILED. GPS INDICATES ANTENNA FAILED AND SHOWS 1.0 VOLTS.
- [SDR HEEA0013743](https://openairdocs.org/sdr/HEEA0013743), Apr 2, 1998: TRANSDUCER. FAILED. TRANSDUCER READS HIGH OUT OF TOLERANCE.
- [SDR HEEA0013593](https://openairdocs.org/sdr/HEEA0013593), Mar 26, 1998: INDICATOR. FAILED. TRIPLE TACH NR 1 NEEDLE DOES NOT WORK.
- [SDR HEEA0013471](https://openairdocs.org/sdr/HEEA0013471), Mar 19, 1998: INDICATOR. FAILED. INDICATOR WILL TEST BUT WILL NOT WORK IN FLIGHT.
- [SDR HEEA0013470](https://openairdocs.org/sdr/HEEA0013470), Mar 19, 1998: TRANSMITTER. FAILED. MAST MOMENT TRANSMITTER WILL TEST BUT WILL NOT WORK IN FLIGHT.
- [SDR HEEA0013179](https://openairdocs.org/sdr/HEEA0013179), Mar 4, 1998: INDICATOR. FAILED. TRIPLE OIL PRESSURE INDICATOR FAILED. TRANSMISSION PRESSURE DROPPING TO ZERO.
- [SDR HEEA0012711](https://openairdocs.org/sdr/HEEA0012711), Jan 26, 1998: BEARING. FAILED. BOOST PUMP WAS REMOVED FOR BEING INOPERATIVE. DISASSEMBLED AND FOUND THAT BEARING CAME APART AND CAUSED ARMATURE TO BURN UP. BEARING WAS RECEIVED IN BEARING KIT
- [SDR HEEA0011985](https://openairdocs.org/sdr/HEEA0011985), Nov 13, 1997: GEAR BOX. FAILED. INTERMEDIATE GR BOX MAKING METAL.
- [SDR HEEA0011834](https://openairdocs.org/sdr/HEEA0011834), Nov 7, 1997: COMPASS. LEAKING. MAG COMPASS LEAKING.
- [SDR HEEA0011734](https://openairdocs.org/sdr/HEEA0011734), Oct 31, 1997: BEVEL GEAR SET. MAKING METAL. BEVEL GEAR SET CAUSE OF METAL IN OIL.
- [SDR HEEA0011584](https://openairdocs.org/sdr/HEEA0011584), Oct 21, 1997: LORAN RCU. FAILED. LORAN TAKES UP TO 30 MINUTES TO REACH OPERATION MODE. REPLACED WITH SERVICEABLE PART.
- [SDR HEEA0011583](https://openairdocs.org/sdr/HEEA0011583), Oct 21, 1997: LORAN RCU. FAILED. LORAN WILL NOT REACH OPERATING MODE. REPLACED WITH SERVICEABLE PART.
- [SDR HEEA0011364](https://openairdocs.org/sdr/HEEA0011364), Oct 9, 1997: TRANSMITTER. DEFECTIVE. TRANSMITS HIGH THROUGHOUT SCALE. SENT TO BENZ SALES CO. FOR INSPECTION AND REPAIR.
- [SDR HEEA0011362](https://openairdocs.org/sdr/HEEA0011362), Oct 9, 1997: GEAR HOUSING. DEFECTIVE. MISSING ETCHED "B" DIMENSION.
- [SDR HAIHEEA9758](https://openairdocs.org/sdr/HAIHEEA9758), Apr 30, 1997: GEARBOX. MAKING METAL. INTERMEDIATE GR BOX MAKING METAL.
- [SDR HAIHEEA9290](https://openairdocs.org/sdr/HAIHEEA9290), Apr 1, 1997: INDICATOR. STICKS. ALL NEEDLES HAVE STICKY OPERATION THROUGHOUT SCALE. TIME SINCE REPAIR 0:00.
- [SDR HEEA968806](https://openairdocs.org/sdr/HEEA968806), Dec 30, 1996: INDICATOR. EXCESS ERROR. EXH TEMP INDICATOR EXCESSIVE FRICITON ERROR.
- [SDR HEEA968541](https://openairdocs.org/sdr/HEEA968541), Nov 22, 1996: BUSHING. DEFECTIVE. SEPARATION OF ELASTOMERIC FROM BUSHING ASSY. REMOVED AND REPLACED WITH SERVICEABLE BUSHING.
- [SDR HEEA968540](https://openairdocs.org/sdr/HEEA968540), Nov 22, 1996: CONTROL ROD. CORRODED. EXCESSIVE CORROSION ON CONTROL TUBE WHICH WAS COVERED BY HEAT SHRINK. SCRAPPED TUBE AND REPLACED WITH SERVICEABLE TUBE.
- [SDR HEEA968466](https://openairdocs.org/sdr/HEEA968466), Nov 6, 1996: BLADE. CRACKED. NOSE AND NECK SHELLS CRACKED AND SEPARATED.
- [SDR HEEA968282](https://openairdocs.org/sdr/HEEA968282), Oct 14, 1996: GAUGE. FAILED. GAUGE NEEDLE ON SUPPLY SIDE WILL NOT GO TO ZERO.
- [SDR HEEA968267](https://openairdocs.org/sdr/HEEA968267), Oct 14, 1996: INDICATOR. FLUCTUATES. AFTER UNIT WARMS UP NEEDLE FLUCTUATES BETWEEN GREEN AND YELLOW ARCS. SENT TO MASCO FOR INSPECTION AND REPAIR.
- [SDR HEEA968266](https://openairdocs.org/sdr/HEEA968266), Oct 14, 1996: TRANSMITTER. FLUCTUATION. AFTER UNIT WARMS UP NEEDLE FLUCTUATES BETWEEN GREEN AND YELLOW ARCS.
- [SDR HEEA967819](https://openairdocs.org/sdr/HEEA967819), Sep 10, 1996: INDICATOR. FAILED. INDICATOR NEEDLE ON SUPPLY SIDE WILL NOT GO TO ZERO.
- [SDR HEEA967310](https://openairdocs.org/sdr/HEEA967310), Jun 4, 1996: TIE BOLT. MIS MFG. UPON INSTALLATION NOTED THE FOLLOWING: UNABLE TO ENGAGE THREADS INTO 1ST STAGE WHEEL. UPON INSPECTION OF PART NOTED THE FOLLOWING: IMPROPERLY MACHINED THREADS O
- [SDR HEEA967251](https://openairdocs.org/sdr/HEEA967251), May 21, 1996: BLADES. BROKEN. ENGINE REMOVED DUE TO OIL LEAK FROM #1 BEARING AREA AND SMOKING. UPON INSPECTION OF COMPRESSOR PARTS NOTED THE FOLLOWING: 2 EACH BLADES BROKEN OFF .250 AND .365
- [SDR HEEA966915](https://openairdocs.org/sdr/HEEA966915), Apr 2, 1996: TRANSCEIVER. DEFECTIVE. VOLUME WILL NOT CONTROL. COULD NOT VERIFY PROBLEM WITH VOLUME CONTROL BUT FOUND DISPLAY WOULD NOT DIM. REPLACED PHOTODETECTOR V901. REPAIRED. ADJUSTED AND TESTE

All 53: https://openairdocs.org/deregistered/N81832-2018-02-23/reports.md

## Other aircraft with N81832

- [Cancelled 1969-05-09](https://openairdocs.org/deregistered/N81832-1969-05-09): Aeronca 7AC, S/N 7AC-455, built 1945. Exported to Canada. Owner: [Tolliver Harold D](https://openairdocs.org/faa-owner/TOLLIVER%20HAROLD%20D), [Columbus, OH](https://openairdocs.org/faa-place/OH/Columbus)

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