N905HA

Part: WARNING LIGHT — ILLUMINATED (TORQUE) · airframe 4,530 hrs

ON APPROACH, PILOT ENCOUNTERED FLYING DEBRIS, PULLED IN COLLECTIVE AND ENCOUNTERED A FLASHING TORQUE DISPLAY AND SUBSEQUENT ERROR MESSAGE ON THE INDICATOR. AFTER RETURNING TO BASE, MECHANIC DOWNLOADED THE TORQUE INDICATOR RECORDED EXCEEDANCE, WHICH WAS 119 PERCENT FOR 3 SECONDS. THE ENGINE FADEC SYSTEM ALSO RECORDED AN EXCEEDANCE OF 116.5 PERCENT FOR 3.5 SECONDS. BOTH OF THESE EXCEEDANCES REQUIRE AIRFRAME AND POSSIBLE ENGINE TEARDOWN AND INSPECTION FOR DAMAGE.

Part: BLADE — DELAMINATED (MAIN ROTOR) · airframe 4,385 hrs · 11,271 cycles

ON ROLL UP/DOWN OF THROTTLE, PILOT ENCOUNTERED EXCESS VIBRATION (FELT AND HEARD). INSPECTED BLADES AROUND TRIM TABS AND DISCOVERED DELAMINATION FORWARD OF THE TRIM TAB ON THE BOTTOM SIDE OF THE BLADE, APPROX THE SPAN OF THE TAB (10") AND THE EXTENDS APPROX 5" FORWARD FROM THE T/E. TAB REPLACED.

Part: UNSAFE LIGHT — ILLUMINATED (NLG)

FLT 3281 - BWI-DCA - THE NOSE GEAR UNSAFE LIGHT ILLUMINATED IN FLIGHT. SELECTED GEAR DOWN AND GOT THREE GREEN DOWN AND LOCKED INDICATION. THE AIRCRAFT CONTINUED ON TO DCA AND LANDED WITHOUT INCIDENT. EVALUATION FLIGHT WAS SATISFACTORY. AT RON, INSPECTED NOSE LANDING GEAR FOR CONDITION AND NO DEFECTS NOTED. PERFORMED GEAR SWING OF NOSE LANDING GEAR SEVERAL TIMES, INDICATION NORMAL. (M)

Part: PROXIMITY BOX — FAILED (LT MLG)

FLT 3084 - DCA-PHL - AFTER GEAR RETRACTION, THE LEFT MAIN RED GEAR LIGHT CYCLES ON AND OFF CONTINUOUSLY. LOUD BANGING NOISE COMING FROM THE NOSE GEAR AREA. THE AIRCRAFT TURNED BACK AND LANDED IN DCA WITHOUT INCIDENT. REMOVED AND REPLACED NR 1 MAIN GEAR PROXIMITY BOX. (M)

Part: FUEL CONTL UNIT — FAILED (NR 4 ENG)

FLT NR 3258 - DCA-BWI - THE NR 4 ENGINE TORQUE ROLLED BACK INFLIGHT AND NG DROPPED TO APPROXIMATELY 40 PERCENT. THE ENGINE WAS SHUTDOWN INFLIGHT IAW STANDARD PROCEDURES. THE AIRCRAFT TURNED BACK AND LANDED IN DCA WITHOUT INCIDENT. REMOVED AND REPLACED THE NR 4 ENGINE FUEL CONTROL UNIT. (M)

Part: LWR DRAG STRUT — FAILED (LT MLG)

FLT 3254 - DCA-ORF - ON APPROACH INTO DCA, THE LEFT MAIN GEAR WOULD NOT EXTEND UNTIL THE NOSE AND RIGHT MAIN WERE FULLY EXTENDED. THE AIRCRAFT LANDED IN DCA WITHOUT INCIDENT. REMOVED AND REPLACED THE LOCK ACTUATOR AND LOWER DRAG STRUT. REFERENCE HNAA9690542.

Part: LOCK ACTUATOR — FAILED (LT MLG)

FLT 3254 - DCA-ORF - ON APPROACH INTO DCA, THE LEFT MAIN GEAR WOULD NOT EXTEND UNTIL THE NOSE AND RIGHT MAIN WERE FULLY EXTENDED. THE AIRCRAFT LANDED IN DCA WITHOUT INCIDENT. REMOVED AND REPLACED THE LOCK ACTUATOR AND LOWER DRAG STRUT. (M)

Part: SMOKE DETECTOR — FAILED (LAVATORY)

FLT 3170 - HPN-DCA - THE LAVATORY SMOKE DETECTOR SOUNDED IN FLIGHT. THE DETECTOR WAS MEL'D PER MEL 26-15 AND THE AIRCRAFT CONTINUED OPERATION WITHOUT INCIDENT. AT RON, THE SMOKE DETECTOR WAS REMOVED AND REPLACED. (M)

Part: UPLOCK CYL — FAILED (NLG)

FLT NR 3332 - PHL-DCA - ON APPROACH INTO DCA, THE NOSE WHEEL ATTEMPTS TO CYCLE DOWN WITH GEAR HANDLE IN THE UP POSITION. INDICATIONS ARE A RED NOSE UNSAFE LIGHT FOLLOWED BY A HANDLE LIGHT AT WHICH TIME THE HYDRAULIC SYSTEM TAKES OVER AND FORCES THE GEAR BACK INTO THE COMMANED POSITION. THE AIRCRAFT LANDED IN DCA WITHOUT INCIDENT. REMOVED AND REPLACED THE NOSE LANDING GEAR UPLOCK BUNGEE ASSEMBLY. (M)

Part: DUCT TEMP SWITCH — FAILED (LEFT)

FLT NR 3055 - ORF-DCA - DURING PREFLIGHT CHECKS, THE CABIN FILLED WITH SMOKE. THE LEFT PACK WENT RED LINE AND AUTO SHUTOFF DID NOT WORK. FOUND AIR CYCLE MACHINE SEIZED. REMOVED AND REPLACED THE LEFT AIR CYCLE MACHINE AND THE LEFT DUCT TEMP SWITCH. REFERENCE HNAA9690514.

Part: AIR CYCLE MACH — FAILED (LEFT)

FLT NR 3055 - ORF-DCA - DURING PREFLIGHT CHECKS, THE CABIN FILLED WITH SMOKE. THE LEFT PACK WENT RED LINE AND AUTO SHUTOFF DID NOT WORK. FOUND AIR CYCLE MACHINE SEIZED. REMOVED AND REPLACED THE LEFT AIR CYCLE MACHINE AND THE LEFT DUCT TEMP SWITCH. (M)

Part: ACTUATOR — FAILED (LT MLG)

FLT NR 3186 - DCA-ORF - ON APPROACH INTO ORF, THE LEFT MAIN GEAR WOULD NOT EXTEND WHEN SELECTED DOWN. ONCE NOSE AND RIGHT MAIN LOCKED, LEFT MAIN STARTED DOWN AND LOCKED INTO PLACE. THE AIRCRAFT LANDED IN ORF WITHOUT INCIDENT. RETORQUED LOCK STRUT FITTING AND REMOVED AND REPLACED THE NR 1 MAIN LANDING GEAR RETRACTION ACTUATOR. (M)

Part: ACTUATOR — FAILED (LT MLG)

DCA/PHL - FLT 3169 - UPON APPROACH TO PHL, THE LT MLG WOULD NOT EXTEND. CREW PERFORMED ALTERNATE GEAR EXTENSION AND LANDED WITHOUT INCIDENT. REMOVED AND REPLACED THE LT MLG LOCK ACTUATOR. (X)

Part: DNLOCK ACT — FAILED (NLG)

FLT NR 3028 - PHL-DCA - AFTER TAKEOFF, THE NOSE GEAR UNSAFE LIGHT CAME ON AFTER GEAR SELECTED UP. THE AIRCRAFT RETURNED TO PHL AND LANDED WITHOUT INCIDENT. REMOVED AND REPLACED THE NOSE LANDING GEAR DOWNLOCK ACTUATOR. (M)

Part: UPLOCK ACTUATOR — FAILED (LT MLG)

FLT NR 3055 - ORF-DCA - ON APPROACH INTO DCA, THE LEFT MAIN GEAR WOULD NOT INITIALLY EXTEND. WHEN GEAR WAS SELECTED DOWN, GOT TWO GREEN ON NOSE AND RIGHT GEAR FOR APPROXIMATELY 30 SECONDS WHEN THE LEFT GEAR DOORS AND RED LIGHT ILLUMINATED. THE LEFT GEAR THEN EXTENDED AND LOCKED GREEN. THE AIRCRAFT LANDED IN DCA WITHOUT INCIDENT. BLED AIR FROM NR 2 HYDRAULIC SYSTEM. FLT 3144 - ORF-DCA - LATER IN THE DAY, ON APPROACH INTO DCA, WHEN GEAR WAS SELECTED DOWN, THE GEAR REMAINED UP FOR TEN SECONDS BEFORE GOING RED THEN GREEN. THE AIRCRAFT LANDED IN DCA WITHOUT INCIDENT. REMOVED AND REPLACED THE LEFT MAIN UPLOCK ACTUATOR. (M)

Part: PRESSURE LINE — FAILED (EMER EXIT DOOR)

ORF/DCA - FLT 3144 - THE AIRCRAFT RETURNED TO THE GATE PRIOR TO TAKEOFF BECAUSE THE AIRSTAIR DOOR SEAL AND EMERGENCY DOOR SEAL, PN 75210458109, WOULD NOT INFLATE. REPAIRED THE BROKEN PRESSURE LINE INSIDE THE RIGHT REAR EMERGENCY EXIT DOOR. LATER IN THE DAY, REMOVED AND REPLACED THE UPPER AIRSTAIR DOOR END PLATE SEALS.

Part: P3 LINE — BROKEN (NR 4 ENGINE)

SBY/DCA - FLT 3268 - AFTER TAKEOFF, NR 4 ENGINE BEGAN TO SPOOL DOWN. THE AIRCRAFT TURNED BACK TO SBY AND LANDED WITHOUT INCIDENT. REMOVED AND REPLACED THE P3 LINE BETWEEN THE GAS GENERATOR CASE AND FUEL CONTROL.

Part: BLADE — DAMAGED (COMPRESSOR)

ORF/DCA - FLT 3003 - ON TAKEOFF, AS POWER APPROACHES 4,200 POUNDS TORQUE & BEYOND, NR 2 ENGINE EXCEEDS 800 DEGREES & LOUD BANGS HEARD. COMPRESSOR STALLS & ENG ROLLS BACK. CREW ABORTED T/O & RETND WITHOUT INCIDENT. REMOVED & REPLACED NR 2 ENG. SUPPLEMENT TO ORIG MRR, 6-16-95. TEAR DOWN RECEIVED FROM AIRWORK 11-30-95, & FND COMPRESSOR'S HOOTING & STALLING CAN BE CONTRIBUTED TO INTERRUPTION OF AIRFLOW IN COMPR ROTOR DUE TO 1ST STAGE BLADE DAMAGE. DAMAGE IS LIKELY RESULTANT OF FOREIGN OBJECT INGESTION DURING LAST T/O RUN IN WHICH COMPR HOOT WAS REPORTED. OTHER CONDITIONS FND DURING EVALUATION ARE SECONDARY TO BLADE DAMAGE WHICH EXCITED STALLING, BUT DID NOT INITATE THE STALL. RE: OPER CNTRL NR HNAA9590519.

Part: OIL PRESSURE SW — FAILED (NR 1 ENG)

FLT NR 3060 - PHL-DCA - ON TAKEOFF ROLL, THE ENGINE FAILURE WARNING LIGHT ILLUMINATED ON BOTH SIDES OF THE COCKPIT. THE TAKEOFF WAS ABORTED AND THE CREW DETERMINDED THERE HAD BEEN A FAILURE OF THE AUTO FEATHER ENGINE FAILURE WARNING SYSTEM. AFTER RECEIVING AN MEL ASSIGNMENT. THE AIRCRAFT PROCEEDED WITH A NORMAL TAKEOFF. AT RON, THE READ OUT WIRING TO ALL ENGINE PRESSURE SWITCHES WAS GOOD. OPS CHECKED NR 1, 2, 3, AND 4 SWITCHES. FOUND NR 1 BAD. REMOVED AND REPLACED NR 1 OIL PRESSURE SWITCH.

Part: COMPRESSOR — FAILED (NR 2 ENG)

FLT 3021 - DCA-HPN - THE CREW SHUT THE NR 2 ENGINE DOWN IN FLIGHT DUE TO UNCONTROLLABLE HIGH T5. FOUND THE COMPRESSOR LOCKED UP, REMOVED AND REPLACED NR 2 ENGINE. (W)

Part: UNSAFE LIGHT — ILLUMINATED (NLG)

FLT 3102 - HPN TO DCA - UPON GEAR EXTENSION, A NOSE GEAR UNSAFE CONDITION RED LIGHT WAS OBSERVED. CREW CYCLED GEAR AND STILL OBSERVED THE UNSAFE GEAR LIGHT. ACTIVATED HAND PUMP TO OBTAIN GREEN CONDITON. INSPECTED NOSE GEAR, NO DISCREPANCIES NOTED. CYCLED NOSE GEAR ON GROUND. TEST FLIGHT SATISFACTORY. (Z)