# N7077B: 1993 Bell 206-L4, registration cancelled 2004-10-19 - Type: Cancelled registration (FAA registry, deregistered aircraft) - Cancelled: October 19, 2004 - Status when cancelled: Triennial form not returned - Airframe: [Bell 206-L4](https://openairdocs.org/model/bell-206-l4) (registry code 1182110) - Engine: [Allison 250-C20 series](https://openairdocs.org/engine/allison-250-c20-series) (registry code 03020) - Data sheets: [TCDS H2SW](https://openairdocs.org/tcds/H2SW), [TCDS E4CE](https://openairdocs.org/tcds/E4CE) (OpenAirDocs) - Serial number: 52037 - Year built: 1993 - Type of aircraft: Rotorcraft - Engine type: Turbo-prop - Airworthiness: Standard, normal - Airworthiness date: June 28, 1993 - Certificate issued: October 28, 1994 - Last registry action: August 17, 2004 - Mode S code: A971DE - 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/N7077B - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=7077B - Page: https://openairdocs.org/deregistered/N7077B-2004-10-19 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 206-L4: https://openairdocs.org/model/bell-206-l4.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 HEEA080696](https://openairdocs.org/sdr/HEEA080696), Jul 30, 2002: COMPUTER. FAILED. INTELLASTART PROCESSOR INTERNAL BATTERY VOLTAGE. - [SDR HEEA077732](https://openairdocs.org/sdr/HEEA077732), Jan 25, 2002: FREEWHEEL UNIT. LEAKING. FREEWHEEL UNIT IS LEAKING. - [SDR HEEA073701](https://openairdocs.org/sdr/HEEA073701), Jun 19, 2001: RADIO. LOW. VOLUME TOO LOW AND WOULD NOT ADJUST. SENDING TO VENDOR FOR REPAIR. - [SDR HEEA072617](https://openairdocs.org/sdr/HEEA072617), Apr 17, 2001: TRANSCEIVER. WEAK. WEAK RECEIVE. PERFORMED PRELIMINARY INSPECTION. FOUND MODULATION LOW AND WILL NOT ADJUST. REPLACED Q313, Q312 AND R505. ALSO FOUND NAV RECEIVER WEAK. TROUBLESHO - [SDR HEEA060918](https://openairdocs.org/sdr/HEEA060918), Feb 23, 1999: OIL COOLER. CLOGGED. OIL COOLER HAS HIGH OIL TEMPERATURE AND CORE IS CLOGGED. - [SDR HEEA060830](https://openairdocs.org/sdr/HEEA060830), Feb 22, 1999: EXHAUST STACK. CRACKED. EXHAUST ASSEMBLY CRACKED. - [SDR HEEA060661](https://openairdocs.org/sdr/HEEA060661), Feb 16, 1999: CARBON SEAL. LEAKING. SEAL LEAKING. REPLACED WITH SERVICEABLE SEAL. - [SDR HEEA060150](https://openairdocs.org/sdr/HEEA060150), Jan 22, 1999: TRANSPONDER. ERRATIC. TRANSPONDER REPORTED INOPERATIVE. PERFORMED PRELIMINARY INSPECTION AND FOUND SENSITIVITY WEAK AND ERRATIC. UNABLE TO ADJUST. - [SDR HEEA0016120](https://openairdocs.org/sdr/HEEA0016120), Oct 6, 1998: SUPPORT. BENT. RECEIVING INSPECTION REVEALED: BEND BEYOND SERVICEABLE LIMITS ON G.P. SUPPORT PRESSURE OIL STRUT. PART OVERHAULED W/O 16671. - [SDR HEEA0014873](https://openairdocs.org/sdr/HEEA0014873), Jun 22, 1998: CENTER CASE. CORRODED. MAIN ROTOR GEARBOX HAS CORROSION IN BOLT HOLES. - [SDR HEEA0014754](https://openairdocs.org/sdr/HEEA0014754), Jun 11, 1998: INPUT LINE. WORN. GEARBOX INPUT LINE IS WORN. - [SDR HEEA0013115](https://openairdocs.org/sdr/HEEA0013115), Mar 3, 1998: INPUT SHAFT. WORN. INPUT SHAFT SPLINES WORN BEYOND LIMITS. REPLACED WITH SERVICEABLE PART. - [SDR HEEA0013114](https://openairdocs.org/sdr/HEEA0013114), Mar 3, 1998: BEARING. FAILED. BEARING BREAKING DOWN ON ROLLER. REPLACED WITH SERVICEABLE PART. - [SDR HEEA0013113](https://openairdocs.org/sdr/HEEA0013113), Mar 3, 1998: BEARING. GROOVED. BEARING HAS GROOVES ON ROLLERS. REPLACED WITH SERVICEABLE PART. - [SDR HEEA0012672](https://openairdocs.org/sdr/HEEA0012672), Jan 26, 1998: ACTUATOR. FAILED. ACTUATOR ARM EXTENDS AND THEN RETRACTS WHEN KEPT UP. - [SDR HEEA0010783](https://openairdocs.org/sdr/HEEA0010783), Aug 20, 1997: INDICATOR. MALFUNCTION. FLAG WILL NOT PULL. SENT TO B.F. GOODRICH AEROSPACE FOR INSPECTION AND REPAIR. - [SDR HEEA0010574](https://openairdocs.org/sdr/HEEA0010574), Aug 6, 1997: INDICATOR. ERRATIC. TURBINE NEEDLE ERRATIC BELOW 50% RPM. - [SDR HEEA0010232](https://openairdocs.org/sdr/HEEA0010232), Jun 25, 1997: INDICATOR. FAULTY. AFTER UNIT WARMS UP, INDICATES HIGH OUT OF TOLERANCE THROUGHOUT SCALE. STARTS READING HIGH AT 400. 20 HIGH AT 826. - [SDR HEEA0010197](https://openairdocs.org/sdr/HEEA0010197), Jun 23, 1997: INDICATOR. DEFECTIVE. ATTITUDE IND. SLOW TO ERECT. - [SDR HEEA0010175](https://openairdocs.org/sdr/HEEA0010175), Jun 19, 1997: SERVO. LEAKING. SERVO LEAKING. - [SDR HEEA0010089](https://openairdocs.org/sdr/HEEA0010089), Jun 11, 1997: SKYNAV 5000. MALFUNCTION. GPS LOSING WAYPOINT. - [SDR HAIHEEA9999](https://openairdocs.org/sdr/HAIHEEA9999), May 30, 1997: BEARING. CRACKED. TWO EACH INBOARD BEARINGS CRACKED. 2 EACH OUTBOARD BEARINGS GALLED ON BOTH BLADES P/N 206-016-201-131 (T.T. 471:50) ALONG WITH 4 EACH SLEEVES P/N 206-010-733-00 - [SDR HEEA968053](https://openairdocs.org/sdr/HEEA968053), Oct 3, 1996: INDICATOR. STUCK. NEEDLE STUCK ON ZERO AND WOULD NOT INDICATE. TIME SINCE REPAIR 138:20. - [SDR HEEA967797](https://openairdocs.org/sdr/HEEA967797), Sep 9, 1996: BULKHEAD ASSY. CRACKED. FORWARD BULKHEAD ASSY CRACKED AT 3 EACH ATTACHMENT SHIM LOCATIONS. FOUND CRACKS DURING COMPLIANCE OF T.B. 206L-94-169. ALSO FOUND SEVERAL LOOSE RIVETS ATTACHING - [SDR HEEA967450](https://openairdocs.org/sdr/HEEA967450), Jun 21, 1996: LINK ASSY. WORN RUBBER. WORN RUBBER. - [SDR HEEA967345](https://openairdocs.org/sdr/HEEA967345), Jun 5, 1996: TORQUEMETER. ERRATIC. ERRATIC AND RATCHETY MOVEMENT. TIME SINCE REPAIR :25. - [SDR HEEA966833](https://openairdocs.org/sdr/HEEA966833), Mar 4, 1996: BEARING. CRACKED. BEARINGS CRACKED. ALSO REPLACED 4 EACH SLEEVES, P/N 206-010-733-003 AND 8 EACH SPACERS, P/N 206-011-742-101. NOTE: SEE MMIR'S # 6826 THROUGH #6835 FOR ADDITIONA - [SDR HEEA966384](https://openairdocs.org/sdr/HEEA966384), Jan 9, 1996: RESTRAINT. BEARING WORN. TRANSMISSION RESTRAINT BEARINGS WORN. - [SDR HEEA956009](https://openairdocs.org/sdr/HEEA956009), Nov 8, 1995: STIFFNER. CRACKED. STIFFENER IS CRACKED. (STIFFNER CRACKED UPPER SECTION) REPLACED WITH SERVICEABLE STIFFNER. - [SDR HEEA956007](https://openairdocs.org/sdr/HEEA956007), Nov 8, 1995: FRAME. CRACKED. PART IS CRACKED. (FRAME CRACKED AT R/H UPPER ATTACHMENT FITTING.) REPLACED WITH SERVICEABLE FRAME. - [SDR HEEA955986](https://openairdocs.org/sdr/HEEA955986), Nov 8, 1995: TRANSCEIVER. FAILED. ATC REPORTS NO SIGNAL FROM UNIT. UNIT HAS VERY WEAK POWER OUT. REPLACED CAVITY TUBE V101. REPAIRED. ADJUSTED FREQUENCY AND PULSE WIDTH. CLEANED CONTACTS ON ALL - [SDR HEEA955812](https://openairdocs.org/sdr/HEEA955812), Sep 22, 1995: SHAFT SPLINE. WORN. AT TRANSMISSION 1500 HOUR INSPECTION FOUND SHAFT SPLINES WORN BEYOND LIMITS. REPLACED WITH NEW SHAFT. - [SDR HEEA955450](https://openairdocs.org/sdr/HEEA955450), Jul 24, 1995: NUT. STRIPPED. STRIPPED SPLINE TEETH WHERE TOOL ENGAGES. REPLACED WITH SERVICEABLE NUT. - [SDR HEEA955352](https://openairdocs.org/sdr/HEEA955352), Jul 11, 1995: SPACER. DEFECTIVE. SEAL LEAKING. REPLACED WITH NEW SPACER AND RETURNED TO SERVICE. - [SDR HEEA954864](https://openairdocs.org/sdr/HEEA954864), Apr 24, 1995: INDICATOR. DEFECTIVE. TAKES TOO LONG FOR OVER TEMP. LIGHT TO COME ON. - [SDR HEEA954171](https://openairdocs.org/sdr/HEEA954171), Jan 20, 1995: WASHER. DETERIORATED. EXCESSIVE LOAD ON PLUGS CAUSING MATERIAL TO BE DETERIORATED. SCRAPPED LOCALLY. APPLIED LOWER TORQUE ON ADJUSTING SCREWS AND LOWER PRELOAD ON THRUST PLUGS. ## 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 FTW02FA099](https://openairdocs.org/ntsb/FTW02FA099), Mar 23, 2002: Bell 206L-4 (N7077B), Eugene Isld 188, destroyed, 1 fatal. Probable cause: The pilot's failure to maintain aircraft control during takeoff. A contributing factor was the pilot's inadequate preflight which resulted in his failure to remove the left front tie down. ## FAA accident and incident reports (2) 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 20020323005429A](https://openairdocs.org/incident/20020323005429A), Mar 23, 2002: Bell 206L4 (N7077B), Gomex, EI, No damage, 1 fatal. (-23) During takeoff from an offshore, the aircraft lost control and impacted the water and sank. - [Incident 19950215011679I](https://openairdocs.org/incident/19950215011679I), Feb 15, 1995: Bell 206L4 (N7077B), Venice, LA. Narrative: during cruise flight, the torque gauge began fluctuating between 70% and 78%, accompanied by a yawing left and right. This occurred at 10- to 15-… ## Other aircraft with N7077B - [Registered now](https://openairdocs.org/aircraft/N7077B): Excalibur EXCALIBUR, S/N 102203 --- 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.