N176BA
Registered owner: ISLANDER HOLDINGS LTD, FL (owner ≠ operator)
Operators of this aircraft
Who operated this tail, and how firmly we know it.
| Operator | Role | Period | Basis |
|---|---|---|---|
| SPECTRUM HEALTH HOSPITALS (BTEA) | Certificate holder | — | Matched by certificate designator |
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
Maintenance disclosures
DURING PILOT TRAINING WHILE ON AN APPROACH TO LAND, THE #1 ENGINE FIRE WARNING SYSTEM INDICATED A FIRE (LIGHTS AND AURAL) FOR 3-4 SECONDS AND THEN THE INDICATIONS WENT AWAY. APPROXIMATELY 5 SECONDS LATER, THE FIRE INDICATIONS CAME BACK ON. THOUGH THERE WEREN'T SECONDARY INDICATIONS OF A FIRE, SINCE THEY WERE ALREADY ON AN APPROACH, THE PILOTS DECIDED TO PULL THE #1 ENGINE OFFLINE AND CONTINUE THEIR APPROACH AND PERFORM A SINGLE ENGINE LANDING. DURING THIS PROCESS, THE FIRE INDICATIONS WENT AWAY AGAIN AND THEN CAME BACK ON FOR THE 3RD TIME. AFTER THE ENGINE WAS PULLED OFFLINE, THE FIRE INDICATIONS WENT AWAY FOR GOOD. UPON LANDING, A VISUAL CONFIRMATION WAS MADE THAT THERE WASN'T A FIRE. MAINTENANCE DID A TEST OF THE TWO FLAME DETECTORS IN THE FIRE WARNING SYSTEM. THE DETECTORS CHECKED OUT AS GOOD. A DECISION WAS MADE TO CHANGE OUT BOTH DETECTORS. AFTER REPLACEMENT OF THE DETECTORS, THE TWO SUSPECT DETECTORS WERE TESTED AGAIN âOFF WINGâ AND THE DETECTOR THAT WAS IN THE AFT/LOWER POSITION IN THE SYSTEM FAILED. THIS PROBABLY EXPLAINS THE INTERMITTENT NATURE OF THE FIRE SYSTEM INDICATING A FIRE THEN INDICATING THAT THERE WASNâT A FIRE. THE AIRCRAFT HAS FLOWN 3.8 HOURS SINCE THE REPLACEMENT OF THE FLAME DETECTORS WITHOUT FURTHER ISSUES.
PILOT SIDE EFIS DISPLAY WENT BLACK WITH A RED X ACROSS BOTH DISPLAYS. FAULT FOUND WAS THE MOUNTING RACK LOCKING SCREWS WERE OUT OF ADJUSTMENT, ALLOWING THE SYMBOL GENERATOR TO BE LOOSE IN THE RACK AND THE PINS TO GET COATED WITH A DUST, THUS LOOSING CONTACT. CLEANED BOTH THE PINS IN THE SYMBOL GENERATOR AND THE RACK. READJUSTED THE LOCING SYSTEM. REMOUNTED THE SYMBOL GENERATOR. ALL SYSTEMS TESTED GOOD.
LEFT FUEL TANK WAS SEEPING FUEL, IT WAS NOTICED WHILE SETTING IN THE HANGAR. DEFUELED AIRCRAFT, RESEALED FASTENER AT AFT SEAM OF TANK, STA 215.
WHEN THE AIR CONDITIONER WAS TURNED ON, THERE WAS A "POPPING" SOUND IN THE INTERCOMM SYSTEM IN CREW HELMETS. THIS WAS ACCOMPANIED BY AN "AUX BATTERY" LIGHT. INSPECTION OF NR 2 STARTER GEN SHOWED SIGNIFCANT WEAR OF BRUSHES AND AN UNUSUAL WEAR PATTERN ON THE COMMUTATOR. STARTER GEN WAS REPLACED. NOISE WENT AWAY. THERE WAS A SECONDARY DEFECT WITH THE CURRENT LIMITER FOR THE SYSTEM. THAT UNIT WAS REPLACED AND ALL FUNCTIONS RETURNED TO NORMAL.
DURING INSP, TECH FOUND CRACKED TEE ANGLE P/N 76201-23014-138 AFT SECTION. REMOVED TEE ANGLE FOUND THE ENTIRE ANGLE CRACKED AND THE FWD BATHTUB FITTING P/N 76209-03002-119 CRACKED AT THE MOUNT BOLT HOLE. THE FOLLOWING PARTS WERE REPLACED IAW SRM SA 4047-76-12: TEE FITTING P/N 76201-23014-138 LT FWD BATHTUB FITTING P/N 76209-03002-119 LT AFT BATHTUB FITTING P/N 76209-03002-125.
DURING PRELIMINARY INSP FOUND 6.5 INCH CRACK ON LT SIDE SKIN PANEL AT AC STA 254, WATERLINE 107. THE LT SIDE SKIN PANEL WILL BE REPLACED WITH SERVICEABLE ONE.
ENROUTE, WHEN NR 1 ENG FIRE WARNING SYS WAS ACTIVATED. PILOT REPORTED WARNING LIGHTS, HORN AND T-HANDLES ILLUMINATED WITH FIRE WARNING INDICATION. WARNING STAYED ON FOR 30 SECONDS, WENT OUT. AFTER SHORT PERIORD OF TIME, WARNING CAME BACK. PILOT DECLARED EMERGENCY WITH GRR CONTROLLERS. WARNING WENT OUT AND CAME BACK ON 2 ADDITIONAL TIMES. ENG PWR WAS REDUCED TO IDLE,THEN WAS SECURED USING FIRE T-HANDLE. WHEN AC WAS IN SIGHT, IT WAS REPORTED, NO VISIBLE SMOKE TRAILING AC. PILOT CONTINUED, MADE EMERGENCY LANDING W/O INCIDENT. ENG WAS OPENED AND INSPECTED FOR ANY VISIBLE SIGNS OF DAMAGE. NO FIRE INDICATIONS. TROUBLESHOOTING RESULTED FROM DEFECTIVE FIRE WARNING SENSOR, REPLACED. AC RETURNED TO SERVICE.
ENROUTE TO A PICK UP A PATIENT. WITHIN 4 MINUTES OF TAKEOFF, MEDICAL CREW REPORTED, SMELLED SMOKE IN CABIN, BECOMING VISIBLE ALSO. PILOT NOTICED IT ABOUT SAME TIME. PILOT RETURNED WITHOUT DELAY, APPROX 30 SECONDS BEFORE TOUCHDOWN, BAGGAGE COMPARTMENT SMOKE DETECTOR WENT OFF. AC LANDED WITHOUT INCIDENT. INVESTIGATION SHOWED NR 2 ENG ACCY GEARBOX VENT TUBE HAD BROKEN FREE OF ENG DECK FITTING. THIS OVERBOARD BREATHER TUBE MADE OF A VINYL MATERIAL, HAD DETERIORATED TO POINT OF BREAKING OFF OF FITTING ON BOTTOM OF ENG DECK. TUBE RUNS THROUGH AFT CORNER OF BAGGAGE COMPT, WHEN TUBE BROKE, FILLED COMPT WITH OIL MIST/VAPOR THAT ILLUMINATED SMOKE DETECTOR. VINYL TUBE WAS REPLACED, AC RETURNED TO SERVICE. (K)
PILOTS WINDSHIELD CRACKED IN FLIGHT WITH THE WINDSHIELD HEAT "ON". WHEN THE CRACK OCCURED, THERE WERE SPARKS COMING FROM THAT AREA. ALSO, THERE WERE TWO AREAS APPROXIMATELY 3 INCH IN LENGTH THAT HAD MELTED PLASTIC EXTRUDED OUT OF THE CRACK. THE INNER LAYER OF GLASS SHOWED NO SIGNS OF DAMAGE.
NR 2 HYDRAULIC PRESSURE LINE FROM HYDRAULIC PUMP TO BULKHEAD FITTING FAILED ON AIRCRAFT START-UP. LINE BURST FROM INSIDE WITHOUT WARNING, (NO LEAKS NOTED ON PREFLIGHTS). LINE WAS REPLACED, SYSTEM SERVICED AND AIRCRAFT RETURNED TO SERVICE. (X)