# N3893S: 1981 Bell 412, registration cancelled 2003-07-14 - Type: Cancelled registration (FAA registry, deregistered aircraft) - Cancelled: July 14, 2003 - Status when cancelled: Triennial form not returned - Airframe: [Bell 412](https://openairdocs.org/model/bell-412) (registry code 1182202) - Engine: [Pratt & Whitney Canada PT6T-3](https://openairdocs.org/engine/pratt-whitney-canada-pt6t-3) (registry code 52102) - Data sheets: [TCDS H4SW](https://openairdocs.org/tcds/H4SW), [TCDS E22EA](https://openairdocs.org/tcds/E22EA) (OpenAirDocs) - Serial number: 33022 - Year built: 1981 - Type of aircraft: Rotorcraft - Engine type: Turbo-shaft - Airworthiness: Standard, transport - Airworthiness date: June 12, 1981 - Certificate issued: October 26, 1994 - Last registry action: November 14, 2000 - Mode S code: A47F8B - 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/N3893S - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=3893S - Page: https://openairdocs.org/deregistered/N3893S-2003-07-14 From the FAA registry file of October 29, 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 Bell 412: https://openairdocs.org/model/bell-412.md ## Service difficulty reports (95, newest 50) Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR HEEA065182](https://openairdocs.org/sdr/HEEA065182), Nov 15, 1999: COMPUTER. MALFUNCTIONED. AFCS ACTUATORS SLOW TO TRIM AND RE-CENTER. - [SDR HEEA065181](https://openairdocs.org/sdr/HEEA065181), Nov 15, 1999: INDICATOR. FLUCTUATING. TORQUE INDICATOR FLUCTUATING. - [SDR HEEA065087](https://openairdocs.org/sdr/HEEA065087), Nov 11, 1999: PUMP. FAILED. PUMP HAD LOW PRESSURE. - [SDR HEEA063358](https://openairdocs.org/sdr/HEEA063358), Aug 13, 1999: INDICATOR. INOPERATIVE. TORQUE INDICATOR'S LIGHTS INOPERATIVE. - [SDR HEEA063354](https://openairdocs.org/sdr/HEEA063354), Aug 12, 1999: CONTROL UNIT. FAILED. VM PEGGED OUT, THEN DIED. - [SDR HEEA063238](https://openairdocs.org/sdr/HEEA063238), Aug 9, 1999: TRANSCEIVER. MALFUNCTIONED. TRANSMITS GARBLED. TIME SINCE REPAIR 316:50. HOURS. - [SDR HEEA063215](https://openairdocs.org/sdr/HEEA063215), Aug 9, 1999: STARTER. VIBRATING. HIGH FREQUENCY VIBRATION FELT IN AIRFRAME WITH GENERATOR TURNED ON. - [SDR HEEA063185](https://openairdocs.org/sdr/HEEA063185), Aug 6, 1999: INDICATOR. STUCK. ITT INDICATOR STUCK AT 500 DEGREES. - [SDR HEEA063151](https://openairdocs.org/sdr/HEEA063151), Jul 29, 1999: TRANSCEIVER. FAILED. RECEIVER/TRANSMITTER QUITS AFTER 5 SECONDS. - [SDR 99ZZZX2840](https://openairdocs.org/sdr/99ZZZX2840), Jul 15, 1999: BLADE. CRACKED. TAIL ROTOR BLADE FAILED IN-FLIGHT. APPROXIMATELY 14 INCHES OF THE OUTBOARD END OF ONE TAIL ROTOR BLADE SEPARATED CAUSING AN IMBALANCE CONDITION WHICH CAUSED THE - [SDR HEEA061750](https://openairdocs.org/sdr/HEEA061750), Apr 8, 1999: RECEIVER. MALFUNCTIONED. RMI WILL NOT ALIGN. - [SDR HEEA061713](https://openairdocs.org/sdr/HEEA061713), Apr 5, 1999: CONTROL UNIT. MALFUNCTIONED. CONTROL UNIT ON BATTERY WILL NOT KICK OFF WHEN SECOND GENERATOR PUT ON LINE. CANNOT ADJUST VOLTAGE. - [SDR HEEA061684](https://openairdocs.org/sdr/HEEA061684), Apr 5, 1999: SMOKE DETECTOR. FAILED. SMOKE DETECTOR FAILED FUNCTION TEST. - [SDR HEEA061664](https://openairdocs.org/sdr/HEEA061664), Apr 5, 1999: ACTUATOR. FAILED. STEP ACTUATOR WILL NOT RAISE ON ITS OWN. - [SDR HEEA060767](https://openairdocs.org/sdr/HEEA060767), Feb 22, 1999: CONTROL UNIT. FAILED. CONTROL UNIT CAUSES GENERATOR TO KICK OFF-LINE. - [SDR HEEA060765](https://openairdocs.org/sdr/HEEA060765), Feb 22, 1999: INDICATOR. MALFUNCTIONED. TRIPLE TACHOMETER INDICATOR HAS 4 PERCENT SPLIT BETWEEN NR 1 AND NR 2 NEEDLES. - [SDR HEEA060732](https://openairdocs.org/sdr/HEEA060732), Feb 22, 1999: TRANSMITTER. READS HIGH. TRANSMITTER READS HIGH. - [SDR HEEA060731](https://openairdocs.org/sdr/HEEA060731), Feb 22, 1999: PROBE. READS HIGH. PROBE READS HIGH OUT OF TOLERANCE. - [SDR HEEA060713](https://openairdocs.org/sdr/HEEA060713), Feb 22, 1999: ACTUATOR. STUCK. STEP ACTUATOR STUCK IN MID-TRAVEL. - [SDR HEEA060682](https://openairdocs.org/sdr/HEEA060682), Feb 22, 1999: GEARBOX. MAKING METAL. COMBINING GEARBOX MAKING METAL. - [SDR HEEA0016598](https://openairdocs.org/sdr/HEEA0016598), Oct 28, 1998: BRAKE ASSY. WORN. BRAKE ASSEMBLY HAS WORN LININGS. - [SDR HEEA0016561](https://openairdocs.org/sdr/HEEA0016561), Oct 28, 1998: INDICATOR. MALFUNCTIONED. TRIPLE TACHOMETER HAS NEEDLE SPLIT, JERK MOVEMENT. - [SDR HEEA0016560](https://openairdocs.org/sdr/HEEA0016560), Oct 28, 1998: INDICATOR. MALFUNCTIONED. TRIPLE TACHOMETER HAS SEVERE NEEDLE SPLIT. - [SDR HEEA0016547](https://openairdocs.org/sdr/HEEA0016547), Oct 28, 1998: INDICATOR. INACCURATE. INDICATOR WILL NOT ADJUST TO ZERO WHEN EMPTY. - [SDR HEEA0016540](https://openairdocs.org/sdr/HEEA0016540), Oct 28, 1998: TRIM COMPENSATOR. FLUCTUATES. IN-FLIGHT ITT FLUCTUATES OK ON GROUND. - [SDR HEEA0016512](https://openairdocs.org/sdr/HEEA0016512), Oct 28, 1998: ACTUATOR. STICKING. ROTARY ACTUATOR NOT RELEASING, STICKING. - [SDR HEEA0016456](https://openairdocs.org/sdr/HEEA0016456), Oct 27, 1998: TRANSCEIVER. INOPERATIVE. TRANSCEIVER INOPERATIVE. - [SDR HEEA0016454](https://openairdocs.org/sdr/HEEA0016454), Oct 27, 1998: RECEIVER. FAILED. UPON INSTALLATION TRANSCEIVER, ADF WOULD NOT TEST OR IDENT AND WEAK SIGNAL. - [SDR HEEA0016187](https://openairdocs.org/sdr/HEEA0016187), Oct 21, 1998: ACTUATOR. INOPERATIVE. STEP ACTUATOR WILL NOT EXTEND. - [SDR HEEA0015940](https://openairdocs.org/sdr/HEEA0015940), Aug 28, 1998: BATTERY. DISCHARGED. BATTERY VOLTAGE READS 13 VOLTS. - [SDR HEEA0015938](https://openairdocs.org/sdr/HEEA0015938), Aug 28, 1998: BATTERY. DISCHARGED. BATTERY PACK READS ZERO VOLTS. - [SDR HEEA0015918](https://openairdocs.org/sdr/HEEA0015918), Aug 28, 1998: INDICATOR. ERRATIC. READING ON ITT INDICATOR ERRATIC AND STICKS. - [SDR HEEA0015903](https://openairdocs.org/sdr/HEEA0015903), Aug 28, 1998: INDICATOR. MALFUNCTIONED. INDICATOR STICKS AT 30 PERCENT PRESSURE SIDE. - [SDR HEEA0015883](https://openairdocs.org/sdr/HEEA0015883), Aug 27, 1998: INDICATOR. MALFUNCTIONED. KNOB STICKS ON INDICATOR COURSE SELECTOR. - [SDR HEEA0015597](https://openairdocs.org/sdr/HEEA0015597), Aug 14, 1998: INDICATOR. STICKING. TRANSMISSION O8IL PRESSURE PSI NEEDLE STICKY AT 20 PSI. - [SDR HEEA0015550](https://openairdocs.org/sdr/HEEA0015550), Aug 14, 1998: COMPENSATOR. FAILED. TOT COMPENSATOR CHECKS HIGH ABOVE 60 OUT OF TOLERANCE. - [SDR HEEA0015486](https://openairdocs.org/sdr/HEEA0015486), Jul 30, 1998: EJECTOR. CRACKED. EJECTOR ASSY CRACKED. - [SDR HEEA0015485](https://openairdocs.org/sdr/HEEA0015485), Jul 30, 1998: EJECTOR. CRACKED. EJECTOR ASSEMBLY CRACKED. - [SDR HEEA0015320](https://openairdocs.org/sdr/HEEA0015320), Jul 29, 1998: TRANSCEIVER. FAILED. TRANSCEIVER WEAK AND GARBLED. REPAIRED AND FUNCTION CHECKED GOOD. - [SDR HEEA0015146](https://openairdocs.org/sdr/HEEA0015146), Jul 1, 1998: SEAL. LEAKING. MAIN ROTOR SEAL IS LEAKING. - [SDR HEEA0014866](https://openairdocs.org/sdr/HEEA0014866), Jun 22, 1998: ACTUATOR. MALFUNCTIONED. ACTUATOR WILL NOT TEST IN LATERAL MODE. - [SDR HEEA0014701](https://openairdocs.org/sdr/HEEA0014701), Jun 10, 1998: RATE GYRO. MALFUNCTIONED. TURN INDICATOR WOULD NOT OPEN. - [SDR HEEA0014648](https://openairdocs.org/sdr/HEEA0014648), Jun 8, 1998: LIGHT. INOPERATIVE. STROBE LIGHT UNIT IS INOPERATIVE. - [SDR HEEA0014566](https://openairdocs.org/sdr/HEEA0014566), Jun 4, 1998: GYRO. MALFUNCTIONED. RT FLAG WILL NOT PULL. - [SDR HEEA0014559](https://openairdocs.org/sdr/HEEA0014559), Jun 4, 1998: INDICATOR. UNSERVICABLE. HYDRAULIC PRESSURE SIDE MARKINGS FADED. - [SDR HEEA0014497](https://openairdocs.org/sdr/HEEA0014497), Jun 4, 1998: INDICATOR. STICKS. RT FLAG SLOW TO PULL AND RT POINTER STICKS. - [SDR HEEA0014163](https://openairdocs.org/sdr/HEEA0014163), May 11, 1998: SWITCH. FAILED. CAPACITANCE READS HIGH ON RIGHT POSITION. - [SDR HEEA0014120](https://openairdocs.org/sdr/HEEA0014120), May 4, 1998: TRIM COMPENSATOR. FAILED. TRIM COMPENSATOR WILL NOT ADJUST. - [SDR HEEA0013689](https://openairdocs.org/sdr/HEEA0013689), Apr 2, 1998: INDICATOR. DEFECTIVE. SMALL SCREW LOOSE INSIDE RATE OF CLIMB GAUGE. - [SDR HEEA0013665](https://openairdocs.org/sdr/HEEA0013665), Mar 26, 1998: INDICATOR. ERROR. INDICATES 1500 FEET OFF. READJUSTED TO ZERO. BENCH CHECK GOOD. All 95: https://openairdocs.org/deregistered/N3893S-2003-07-14/reports.md ## 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 FTW99LA162](https://openairdocs.org/ntsb/FTW99LA162), Jun 9, 1999: Bell 412 (N3893S), Eugene Is. 313, substantial damage. Probable cause: The separation of a section of the tail rotor blade, and subsequent separation of the tail rotor system, as a result of fatigue cracking due to corrosion in the tail rotor blade spar. ## 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. - [Accident 19990609045549A](https://openairdocs.org/incident/19990609045549A), Jun 9, 1999: Bell 412 (N3893S), Patterson, LA, No damage. (-23)The tail rotor and tail rotor assembly separated from the aircraft during flight over the gulf of Mexico after a tail rotor blade failed. The flight crew… ## Other aircraft with N3893S - [Cancelled 1964-01-27](https://openairdocs.org/deregistered/N3893S-1964-01-27): Cessna 172E, S/N 17251093. Exported to Canada. Owner: [Cessna Aircraft Co](https://openairdocs.org/faa-owner/CESSNA%20AIRCRAFT%20CO), [Wichita, KS](https://openairdocs.org/faa-place/KS/Wichita) --- 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.