N176AM

SIKORSKY S-76C · 2007 · Rotorcraft · 2 engines · 14 seats · Valid Registration

Registered owner: SPECTRUM HEALTH HOSPITALS, MI (owner ≠ operator)

Operators of this aircraft

Who operated this tail, and how firmly we know it.

OperatorRolePeriodBasis
Spectrum Health Hospitals (BTEA)Certificate holderMatched by certificate designator

Accident & incident history

No NTSB accidents or incidents on file for this aircraft.

Maintenance disclosures

Service Difficulty Reports filed with the FAA for this airframe. Filing is largely voluntary — the number of reports is not a measure of reliability. To verify a report, search its control number at the FAA SDRS site.

4 reports on file, 2012-08-08 – 2013-11-29.

ELECT. POWER LOSS-50 PC; WARNING INDICATION · 2013-11-29 Matched by certificate designator
ATA 2435

Part: STARTER GEN — FAILED (LEFT) · airframe 2,505 hrs · 8,069 cycles

NR 1 STARTER/GENERATOR FAILED. DURING START, THE ENGINE TOOK AN UNUSUALLY LONG TIME TO REACH LIGHT OFF AND IDLE SPEED. AFTER ENGINE START, THE GENERATOR WOULD NOT COME ON LINE. AFTER THE ACFT RETURNED TO THE MAINTENANCE FACILITY, THE STARTER WAS EXAMINED AND THE INTERNAL DAMAGE WAS FOUND TO THE BRUSHES, BRUSH HOLDER CLIPS, ETC. THE STARTER/GENERATOR WAS REPLACED. ALL SYSTEMS CHECKED GOOD.

Source: SDR BTEA2014F00047
ELECT. POWER LOSS-50 PC; WARNING INDICATION · 2013-06-25 Matched by certificate designator
ATA 2435

Part: BRUSHES — BROKEN (STARTER GEN) · airframe 2,270 hrs

NR 2 DC GENERATOR FAILED IN FLIGHT. AFTER THE ACFT RETURNED TO THE MX FACILITY, THE STARTER GENERATOR WAS REMOVED FOR INSPECTION. THE BRUSHES WERE FOUND WORN EXCESSIVELY AND BROKEN. REPLACED WITH AN O/H UNIT, ALL SYS CHECKED GOOD.

Source: SDR BTEA201306250001
OVER TEMP · 2012-11-29 Matched by certificate designator
ATA 7321

Part: HMU — MALFUNCTIONED (NR 2 ENGINE) · airframe 2,076 hrs

THE FUEL CONTROL FAILED ON START CAUSING THE ENGINE TO EXCEED TEMPERATURE LIMITS. THE HMU WAS FOUND TO BE AT FAULT. (SUSPECT THE CONSTANT DELTA "P" VALVE FAILED). THE ENGINE ASSEMBLY AND HMU WERE REPLACED. THIS FAILURE COULD HAVE OCCURRED IN FLIGHT CAUSING AN IN FLIGHT SHUT DOWN OF THE ENGINE.

Source: SDR BTEA20121130001
VIBRATION/BUFFET; WARNING INDICATION · 2012-08-08 Matched by certificate designator
ATA 7200

Part: ENGINE — VIBRATION (NR 1) · airframe 1,844 hrs

INTEGRATED INFORMATION DISPLAY SYSTEM, (IIDS), DISPLAYED A "MINOR" ENGINE FAULT "TQ TRIM LVL L" FOR THE NR 1 ENGINE FROM THE DIGITAL ENGINE CONTROL UNIT (DECU). PILOTS CHECK FOR FAULTS FROM THE DECU AND THE IIDS. A MINOR FAULT WAS NOTED ON THE NR 1 ENG; "TQ. TRIM, LVL 1". FAULT OCCURRED ON THREE SEPARATE FLIGHTS IN AN INTERMITTENT FASHION. ON ALL THREE OCCURRENCES, ACFT DIVERTED AND RETURNED TO MX FACILITY. FIRST OCCURRENCE, TROUBLESHOOTING TOOK PLACE USING BOTH ENGINE AND ACFT MM. THE FAULT CLEARED ITSELF AND NO DEFINITIVE ACTION WAS TAKEN. SECOND OCCURRENCE, TROUBLESHOOTING AGAIN SHOWED NO DEFINED DEFECTS. TORQUE CONFIRMATION BOX WAS REPLACED. THIRD OCCURRENCE, "MINOR" FAULT ADDITIONAL TROUBLESHOOTING DETECTED EXCESSIVE VIBRATION OF THE NR 1 ENGINE. THE ENGINE WAS R & R WITH A 0.0 TSO, ENGINE ASSEMBLY.

Source: SDR BTEA2012F00158