HELICOPTER FLIGHT SERVICES, INC.

Part 135 operator · designator H44A

Data confidence: Records are linked by certificate number, aircraft registration, or a name match that a reviewer has confirmed. Each record below shows how it was linked.

Also recorded as: HELICOPTER FLIGHT SERVICES, INC., HELINY, Helicopter Flight Services, Helicopter Flight Services, Inc.

Accident & enforcement record

Events that happened, regardless of the operator's own reporting. Each links to its public source.

NTSB accidents & incidents

Inc · 2023-09-21 Operator named in NTSB report
BELL 407 (N406TD) UNK

Operated by Helicopter Flight Services Inc. (per NTSB report)

Source: NTSB case ENG23LA045
Acc · 2017-09-08 Operator named in NTSB report
SCHWEIZER 269C (N204HF) Fatal injury Part 91

Operated by Helicopter Flight Services (per NTSB report)

Source: NTSB case ERA17FA317
Acc · 2013-06-22 Operator named in NTSB report
SIKORSKY 269C (N2091E) Minor injury Part 91

Operated by Helicopter Flight Services (per NTSB report)

Source: NTSB case ERA13LA300

FAA enforcement actions

FAA enforcement records haven't been loaded into GroundCheck yet, so none can be shown — a gap in our data, not evidence of a clean enforcement history.

Maintenance disclosure history

Service Difficulty Reports are self-reported maintenance findings. The NUMBER of reports is not a measure of reliability — diligent operators file more, not fewer. These are shown for transparency, not as a negative signal.

7 reports on file.

K J · 2024-12-17 Matched by certificate designator
N401TD · ATA 7261

PILOT REPORTED INCREASE IN ENGINE OIL PRESSURE AND DECREASE IN TRANSMISSION PRESSURE. UPON FURTHER INSPECTION IT WAS DISCOVERED THAT THE NEWLY INSTALLED PTO SEALS FAILED.

Source: SDR H44A202501070001 · FAA SDRS
S P Z · 2019-06-01 Matched by certificate designator
N408GG · ATA 3212

DURING ACCOMPLISHMENT OF THE APICAL LIGHTWEIGHT EMERGENCY FLOAT KIT (STC# SR01450LA) 3 YEAR INSPECTION THE SYSTEM IS ACTUATED AND THE EMERGENCY FLOATS ARE DEPLOYED. IT REQUIRED 3 ATTEMPTS TO ACTUATE THE SYSTEM. WE WERE UNABLE TO DETERMINE IF IT WAS A RIGGING ISSUE OR A LACK OF PHYSICAL TRAVEL OF THE CABLE AND HANDLE ASSEMBLY. THE FLOATS DID ULTIMATELY DEPLOY.

Source: SDR H44R2019061000009 · FAA SDRS
J · 2017-08-31 Matched by certificate designator
N403TD · ATA 7200

AIRCRAFT HAD JUST TAKEN OFF FOR TOUR FLIGHT, ENGINE CHIP WARNING LIGHT ELIMINATED AND THE AIRCRAFT RETURNED TO THE PIER. MAINTENANCE FOUND EXCESSIVE METAL ON THE PLUGS AND THE AIRCRAFT WAS RETURNED TO LINDEN, NJ BY TRUCK.

Source: SDR H44R2017083100008 · FAA SDRS
J · 2017-08-27 Matched by certificate designator
N408GG · ATA 7200

AFTER ENGINE START, THE ENGINE CHIP DETECTOR CAUTION LIGHT ILLUMINATED. PILOT SHUT DOWN ENGINE AND MAINTENANCE PULLED THE CHIP DETECTORS AND FOUND A SIGNIFICANT AMOUNT OF CHIPS.

Source: SDR H44R2017082900007 · FAA SDRS
J · 2017-05-27 Matched by certificate designator
N406TD · ATA 7320

PILOT REPORTED, CANNOT ROLL DOWN TO IDLE. FADEC DEGRADE AND RESTART FAULT ON CAUTION WARNING PANEL. FOLLOWED PROCEDURE AND CUT OFF FUEL. RESTART FAULT FLASHED 5 TIMES. RETURNED TO BASE, CHECKED PLA ANGLE WHEN IN HANGAR. FADEC FAILURE HAPPENED MULTIPLE TIMES WHEN CHECKING THE PLA ON THE TWIST GRIP AND COMPUTER.

Source: SDR H44R2017053000004 · FAA SDRS
K J · 2015-12-28 Matched by certificate designator
N406TD · ATA 7261

NOTICED LOSS OF TORQUE METER INDICATION AND FLUCTUATING TRANSMISSION OIL PRESSURE. TURNED BACK, TO RETURN TO PIER. ENGINE CHIP LIGHT CAME ON, WHILE LANDING ON THE PIER TRANSMISSION OIL PRESSURE LOW LIGHT CAME ON.AT ARRIVAL, NOTICED OIL UNDER ACFT, BELOW THE BAGGAGE COMPARTMENT AND OIL DOWN THE SIDE OF THE ACFT AND TAILBOOM. REMOVED THE OIL COOLER COWLING AND FOUND THE SEAMS OF THE ENGINE OIL TANK SPLIT. ABOUT A PINT OF OIL LT IN THE TANK. REMOVED THE ENGINE CHIP DETECTORS AND FOUND MINOR METAL ON THE LOWER DETECTOR, BUT MAJOR ACCUMULATION ON THE UPPER. THE CEFA OIL FILTER BYPASS BUTTON IS EXTENDED. ROTATION OF MAIN DRIVESHAFT PRODUCES GRINDING NOISE FROM TURBINE. MAIN TRANSMISSION, NO OIL SHOWING IN SIGHT GLASS. ALL CHIP DETECTORS ARE CLEAN. ENGINE REMOVAL REPORT; NG, TURNING THE COMPRESSOR IMPELLER WAS DIFFICULT AND FELT ROUGH. NP, TURNING THE PTO GEAR PRODUCED NOISE FROM THE TURBINE SECTION. BOROSCOPE INSPECTION OF THE NR 8 BEARING SHOWED INDICATIONS OF BEARING FAILURE. PTO SEALS APPEARED TO BE INTACT. ENGINE DISASSEMBLY SHOWED THAT THE DOUBLE LIP SEAL, AFT, HAD FAILED, THAT ALLOWED TRANSMISSION OIL TO ENTER THE ENGINE OIL SYSTEM. EXCESS OIL WAS UNABLE TO RETURN TO THE ENGINE CAUSING THE ENGINE OIL TANK TO OVER PRESSURIZE AND BURST AT ITS SEAM, EMPTYING THE TANK OF ITS OIL. LACK OF OIL TO THE ENGINE DESTROYED THE TURBINE SECTION BEARINGS CAUSING THE ENGINE CHIP LIGHT.

Source: SDR H44R2016012000001 · FAA SDRS
J · 2013-08-29 Matched by certificate designator
N407TD · ATA 7261

ENGINE CHIP LIGHT.

Source: SDR 2013F00176 · FAA SDRS

Linked aircraft

N-numberMake / modelYearStatusLink basis
N204HFOperator named in NTSB report
N2091ESCHWEIZER 269C2002Valid RegistrationOperator named in NTSB report
N403TDBELL HELICOPTER TEXTRON CANADA 4072015Valid RegistrationMatched by certificate designator
N406TDBELL 4072006Valid RegistrationOperator named in NTSB report
N406TDBELL 4072006Valid RegistrationMatched by certificate designator
N408GGBELL HELICOPTER TEXTRON CANADA 4072014Valid RegistrationMatched by certificate designator
N945RFBELL HELICOPTER TEXTRON CANADA 4072015Valid RegistrationMatched by certificate designator