# N8197X: Messerschmitt-Boelkow-Blohm BO-105S, registration cancelled 2005-09-07 - Type: Cancelled registration (FAA registry, deregistered aircraft) - Cancelled: September 7, 2005 - Status when cancelled: Triennial form not returned - Airframe: [Messerschmitt-Boelkow-Blohm BO-105S](https://openairdocs.org/model/messerschmitt-boelkow-blohm-bo-105s) (registry code 5626006) - Data sheets: [TCDS H3EU](https://openairdocs.org/tcds/H3EU) (OpenAirDocs) - Serial number: S-808 - Type of aircraft: Rotorcraft - Certificate issued: July 24, 2002 - Last registry action: July 19, 2005 - Mode S code: AB2E2E - Owner when cancelled: [Petroleum Helicopters Inc](https://openairdocs.org/faa-owner/PETROLEUM%20HELICOPTERS%20INC) - Location: [Lafayette, LA](https://openairdocs.org/faa-place/LA/Lafayette) - Owner type: Corporation - Owner's area on the map: 30.1552° N, 92.0282° W: Placed by OpenAirDocs at the center of ZIP code 70508, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based - The mark today: https://openairdocs.org/aircraft/N8197X - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=8197X - Page: https://openairdocs.org/deregistered/N8197X-2005-09-07 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 (36) Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR HEEA080300](https://openairdocs.org/sdr/HEEA080300), Jun 11, 2002: BEARING. WORN. CONTROL ROD ASSY HAS WORN BEARINGS. REPAIRED. - [SDR HEEA079784](https://openairdocs.org/sdr/HEEA079784), May 30, 2002: TRANSPONDER. FAILED. TRANSPONDER WOULD NOT PASS CERTIFICATION. FOUND FREQUENCY TO BE INTERMITTENT. RESOLDERED LOOSE WIRES ON V101 AND ADJUSTED FREQUENCY AND POWER TO SPECS. INSTALLE - [SDR HEEA079281](https://openairdocs.org/sdr/HEEA079281), May 16, 2002: LIGHT. BROKEN. FIXED LANDING LIGHT BROKEN OFF ON COPILOT SIDE. REPLACED WITH SERVICEABLE PART. - [SDR HEEA065115](https://openairdocs.org/sdr/HEEA065115), Nov 12, 1999: PUMP. INOPERATIVE. FUEL PUMP INOPERATIVE. - [SDR HEEA064985](https://openairdocs.org/sdr/HEEA064985), Nov 8, 1999: CARBON SEAL. LEAKING. ENGINE REMOVED DUE TO METAL IN OIL. FAILED LEAK CHECK, I/A/W 10W2 OPERATION AND MAINTENANCE MANUAL 6TH ED. REV. 3 DATED 7-15-99 SECTION 72-30-00 PARA. 3/B/12. I - [SDR HEEA063473](https://openairdocs.org/sdr/HEEA063473), Aug 13, 1999: TRANSMITTER. WON'T CALIBRATE. TORQUE TRANSMITTER WILL NOT CALIBRATE. - [SDR HEEA063472](https://openairdocs.org/sdr/HEEA063472), Aug 13, 1999: INDICATOR. WON'T CALIBRATE. MAST MOMENT INDICATOR WILL NOT CALIBRATE. - [SDR HEEA063444](https://openairdocs.org/sdr/HEEA063444), Aug 9, 1999: HYD PACK. FAILED. DURING CRUISE FLIGHT, NOSE TUCKED 15 DEGREES- COULD NOT RECOVER WITH CYCLIC UNTIL RECOVERED BY ITSELF. RPM AND HYD BLOCK LIGHTS FLASHED. - [SDR HEEA061872](https://openairdocs.org/sdr/HEEA061872), Apr 23, 1999: NOZZLE. CRACKED. PILOT HEARD LOUD BANG WHILE IN CRUISE FLIGHT, SECURED NR 1 ENGINE AND MADE SINGLE ENGINE LANDING. N1 AND N2 LOCKED DUE TO GP ROTOR FAILURE. SUSPECTED CAUSE WAS - [SDR HEEA0016741](https://openairdocs.org/sdr/HEEA0016741), Nov 6, 1998: COVER. TORN. TORN FLOAT BAG COVER. - [SDR HEEA0016668](https://openairdocs.org/sdr/HEEA0016668), Nov 5, 1998: INDICATOR. FAILED. MAST MOMENT INDICATOR WOULD NOT TEST. - [SDR HEEA0016667](https://openairdocs.org/sdr/HEEA0016667), Nov 5, 1998: TRANSMITTER. FAILED. TORQUE TRANSMITTER WOULD NOT TEST. - [SDR HEEA0015998](https://openairdocs.org/sdr/HEEA0015998), Sep 9, 1998: TACH GENERATOR. INOPERATIVE. TACHOMETER GENERATOR IS INOPERATIVE. - [SDR 98ZZZX4741](https://openairdocs.org/sdr/98ZZZX4741), Sep 2, 1998: SEAL. FAILED. IN CRUISE FLIGHT, NR 1 ENGINE OIL PRESSURE BEGAN TO DROP. PILOT SECURED ENGINE, PROCEEDED ON TO SHORE BASE AND LANDED WITHOUT INCIDENT. MAINTENANCE FOUND OIL LE - [SDR 98ZZZX3505](https://openairdocs.org/sdr/98ZZZX3505), Sep 2, 1998: SEAL. FAILED. IN CRUISE FLIGHT, NR 1 ENGINE OIL PRESSURE BEGAN TO DROP. PILOT SECURED ENGINE, PROCEEDED ON TO SHORE BASE AND LANDED WITHOUT INCIDENT. MAINTENANCE FOUND OIL LE - [SDR HEEA0015370](https://openairdocs.org/sdr/HEEA0015370), Jul 29, 1998: VALVE. FAILED. VALVE STICKS, SOLENOID INOPERATIVE. - [SDR HEEA0015268](https://openairdocs.org/sdr/HEEA0015268), Jul 27, 1998: BLADE. UNBONDED. M/R BLADE HAS SEPARATION ON THE OUTBOARD LEADING EDGE STRIP NEAR THE TIP END. - [SDR HEEA0015043](https://openairdocs.org/sdr/HEEA0015043), Jun 26, 1998: GEAR. PITTED. RECEIVING INSPECTION REVEALED: PITS BEYOND SERVICEABLE LIMITS ON A/O SEP. GEAR TEETH. INSTALLED A NEW A/O SEP. GEAR. - [SDR HEEA0014819](https://openairdocs.org/sdr/HEEA0014819), Jun 18, 1998: TACH GENERATOR. MISINSTALLED. WHEN AIRCRAFT PICKED UP TO A HOVER, N2 NR 1 ENGINE DROPPED TO ZERO. FOUND GROUNDING STAR WASHER FELL OUT DURING INSTALLATION CAUSING GROUND TERMINAL TO HAVE AN - [SDR HEEA0013971](https://openairdocs.org/sdr/HEEA0013971), Apr 16, 1998: VALVE. STICKS. VALVE STICKS INTERMITTENTLY. - [SDR HEEA0013297](https://openairdocs.org/sdr/HEEA0013297), Mar 5, 1998: INDICATOR. DEFECTIVE. TRIPLE TACH ALL NEEDLES HAVE STICKY OPERATION. - [SDR HEEA0012917](https://openairdocs.org/sdr/HEEA0012917), Feb 10, 1998: INDICATOR. FAILED. TOT INDICATOR STICKING AND UNABLE TO ADJUST. - [SDR HEEA0012689](https://openairdocs.org/sdr/HEEA0012689), Jan 26, 1998: COMPASS. DEFECTIVE. STANDBY COMPASS WILL NOT SWING. - [SDR HEEA0012363](https://openairdocs.org/sdr/HEEA0012363), Dec 17, 1997: BLADE. SEPARATION. M/R BLADE HAS SEPARATION ON THE LEADING EDGE ABRASION STRIP WHICH IS BEYOND LIMITS. - [SDR HEEA0011311](https://openairdocs.org/sdr/HEEA0011311), Oct 8, 1997: SKID. CORRODED. SKID CORRODED BEYOND LIMITS. - [SDR HEEA0010225](https://openairdocs.org/sdr/HEEA0010225), Jun 25, 1997: FUEL CELL. UNBONDED. FUEL CELL UNBONDED SEAM, LEAKING. - [SDR HEEA0010165](https://openairdocs.org/sdr/HEEA0010165), Jun 19, 1997: TACHOMETER-GENER. INOPERATIVE. TACH GENERATOR INOPERATIVE. - [SDR HEEA979035](https://openairdocs.org/sdr/HEEA979035), Feb 10, 1997: BLADE. SEPARATION. SEPARATION ON THE INBOARD LEADING EDGE ABRASION STRIP BEYOND THE LIMITS. - [SDR HEEA979034](https://openairdocs.org/sdr/HEEA979034), Feb 10, 1997: BLADE. SEPARATION. BLADE HAS SEPARATIONS ON THE THREE-IN-BOARD LEADING EDGE STRIPS. - [SDR HEEA967413](https://openairdocs.org/sdr/HEEA967413), Jun 12, 1996: M/R BLADE. CRACKED. THE NOSE SHELL AND NECK SHELL CRACKED. - [SDR HEEA967410](https://openairdocs.org/sdr/HEEA967410), Jun 12, 1996: BLADE. CRACKED. CRACKS IN THE NOSE AND NECK SHELL AT THE CUFF AREA. - [SDR HEEA967398](https://openairdocs.org/sdr/HEEA967398), Jun 10, 1996: BLADE. CRACKED. BLADE HAS A HOLE IN THE OUTBOARD LEADING EDGE STRIP. - [SDR HEEA967098](https://openairdocs.org/sdr/HEEA967098), May 6, 1996: CASE HALVES. EXCESS RUB. ENGINE REMOVED DUE TO N1 LOCKUP. UPON INSPECTION OF COMPRESSOR PARTS NOTED THE FOLLOWING: PLASTIC LIFTING AND EXCESSIVE RUB IN CASE HALVES FIRST STAGE AREA. REP - [SDR HEEA955565](https://openairdocs.org/sdr/HEEA955565), Aug 8, 1995: TRANSCEIVER. FAILED. TRANSPONDER NO SIGNAL. IDENT LIGHT VERY WEAK WHEN TESTED. REPLACED WEAK V101 CAVITY OSCILLATOR AND WEAK V301 PHOTODECTOR. REPAIRED PROBLEM. BENCH CHECK GOOD. - [SDR HEEA955439](https://openairdocs.org/sdr/HEEA955439), Jul 24, 1995: INDICATOR. MALFUNCTION. INDICATOR 30 DEGREES FRICTIONARY AT 600 DEGREES. - [SDR HEEA954572](https://openairdocs.org/sdr/HEEA954572), Mar 22, 1995: VALVE. DEFECTIVE. SOLENOID INTERMITTENT OPERATION. ## FAA accident and incident reports (1) 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 20020812022649I](https://openairdocs.org/incident/20020812022649I), Aug 12, 2002: Bolkms BO105S (N8197X), Boothville, LA. (-23) The pilot was unable to maintain altitude after shutting down the number 2 engine after a loss of oil pressure. The pilot landed the helicopter in the… ## Other aircraft with N8197X - [Cancelled 1982-04-07](https://openairdocs.org/deregistered/N8197X-1982-04-07): Piper PA-28-161, S/N 28-8016317. Exported to New Zealand. Owner: [Monarch Aviation Inc](https://openairdocs.org/faa-owner/MONARCH%20AVIATION%20INC), [Monterey, CA](https://openairdocs.org/faa-place/CA/Monterey) --- 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.