N437JS

Part: CONTROL UNIT — FAILED · airframe 19,006 hrs · 16,639 cycles

THE CREW REPORTED THAT THE PRESSURIZATION FAILED AND RECEIVED AN AUTO MODE CABIN ALTITUDE CAS MESSAGE. MAINTENANCE INSPECTED AND REPLACED THE CPCS CONTROL UNIT IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 21-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: EJECTOR VALVE — FAILED (RH) · airframe 18,720 hrs · 16,397 cycles

THE CREW RECEIVED AN AIRFOIL DE-ICE FAIL CAS MESSAGE AND RETURNED TO PIT. MAINTENANCE INSPECTED AND REPLACED THE EJECTOR FLOW CONTROL VALVE IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 30-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: BATTERY — DISCHARGED (CABIN) · airframe 18,529 hrs · 16,231 cycles

THE CREW REPORTED THAT THE LAST ROW OF EMERGENCY FLOOR LIGHTING WAS NOT ILLUMINATING. MAINTENANCE INSPECTED AND REPLACED THE 7LK EMERGENCY BATTERY IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 33-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: STRUCTURE — VIBRATION (FUSELAGE) · airframe 18,231 hrs · 15,997 cycles

DURING CLIMBOUT, THE CREW REPORTED A VIBRATION AND RETURNED TO PIT. MAINTENANCE INSPECTED AND PERFORMED A FUNCTIONAL CHECK FLIGHT WITH THE CREW AND COULD NOT DUPLICATE THE VIBRATION. AFTER THE SATISFACTORY FUNCTIONAL CHECK FLIGHT, THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: CONTROL UNIT — FAULTY (ANTI-SKID SYS) · airframe 18,185 hrs · 15,956 cycles

DURING THE CLIMBOUT, THE CREW RECEIVED MULTIPLE ERRATIC BRAKE TEMPERATURE INDICATIONS AND RETURNED TO PIT. MAINTENANCE INSPECTED AND REPLACED THE ANTI SKID CONTROL UNIT IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 32-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 18,043 hrs · 15,841 cycles

THE CREW REPORTED THAT THE EMERGENCY FLOOR TRACK LIGHT AT SEAT 9A WAS NOT ILLUMINATING. MAINTENANCE INSPECTED AND REPLACED THE EMERGENCY LIGHT STRIP IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 33-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: BATTERY — FAILED (RH) · airframe 17,091 hrs · 15,094 cycles

ENROUTE FROM DCA TO BTV, THE NUMBER TWO BATTERY OVERHEATED. THE CREW CALLED DISPATCH AND DIVERTED TO IPT. THE AIRCRAFT WAS THEN FERRIED TO PIT WHERE MAINTENANCE INSPECTED AND REPLACED THE NUMBER TWO BATTERY IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 24-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: BATTERY — DISCHARGED (CABIN) · airframe 16,093 hrs · 14,245 cycles

THE CREW REPORTED THAT THE EMERGENCY LIGHTING AT ROWS 3, 4, AND 5 WERE BLINKING. MAINTENANCE INSPECTED AND REPLACED THE 5LK EMERGENCY BATTERY IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 33-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: BATTERY — DISCHARGED (CABIN) · airframe 15,640 hrs · 13,847 cycles

THE CREW REPORTED THAT THE EMERGENCY LIGHTING AT THE FLIGHT ATTENDANTS SEATING WAS NOT ILLUMINATING. MAINTENANCE INSPECTED AND REPLACED THE EMERGENCY BATTERY AT THE 5LK POSITION IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 33-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: BATTERY — DISCHARGED (CABIN) · airframe 15,118 hrs · 13,390 cycles

THE CREW REPORTED THAT THE EMERGENCY LIGHTING IN ROWS 3 THROUGH 6 WERE NOT ILLUMINATING. MAINTENANCE INSPECTED AND REPLACED THE EMERGENCY BATTERY AT THE 5LK POSITION IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 33-51-01. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: WARNING SYSTEM — FALSE INDICATION (COCKPIT) · airframe 14,748 hrs · 13,060 cycles

WHILE CLIMBING THROUGH 14,000 FEET, THE CREW RECEIVED AN EMERGENCY ACCESS DOOR INDICATION ON THE RED WARNING PANEL. THE CREW REFERENCED THE QUICK REFERENCE HANDBOOK AND THE HANDBOOK DIRECTED THE CREW TO LAND AT THE NEAREST AIRPORT. THE CREW CONFIRMED THE DOOR WAS THERE AND THAT IT WAS ONLY AN INDICATION PROBLEM. FLIGHT 4072 LANDED AT MGW WITH NO FURTHER INCIDENT. OUTSTATION MAINTENANCE INSPECTED THE DOOR AND THE CREW PERFORMED OPERATIONAL CHECKS WHICH WERE GOOD. THE AIRCRAFT WAS RELEASED FOR SERVICE AND FLIGHT 4072 CONTINUED ON TO CHS WITH NO FURTHER INCIDENTS.

Part: LEVER — BINDING (COCKPIT) · airframe 14,274 hrs · 12,650 cycles

AT CRUISE ALTITUDE OF FL220 THE RIGHT CONDITION LEVER BECAME STIFF AND WOULD NOT MOVE IN EITHER DIRECTION. THE CREW RETURNED TO PIT AND MAINTENANCE REPLACED THE RIGHT CONDITIONER LEVER TELEFLEX IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 76-11-00 THE RIGHT CONDITION LEVER CHECKED GOOD.

Part: SIGN — DETACHED (CABIN) · airframe 14,194 hrs · 12,590 cycles

THE CREW REPORTED THAT THE EMERGENCY EXIT SIGN AT ROW 9A FELL DOWN. MAINTENANCE INSPECTED AND SECURED THE EMERGENCY SIGN IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 33-00-00. OPERATIONAL TESTS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: TERMINAL — BROKEN (PROPELLER) · airframe 14,140 hrs · 12,538 cycles

ON CLIMBOUT, THE CREW RECEIVED A PROPELLER ICE FAIL CAS MESSAGE. FLIGHT 4042 RETURNED TO THE FIELD WHERE MAINTENANCE INSPECTED AND REPLACED A BROKEN TERMINAL END ON A PROPELLER DE-ICE LEAD WIRE IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 30-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: SWITCH — FAILED (PROPELLER OIL) · airframe 12,719 hrs · 11,311 cycles

DURING CLIMBOUT, THE CREW RECEIVED A LEFT HAND PROPELLER OIL PRESSURE CAS MESSAGE. THE CREW FOLLOWED THE QUICK REFERENCE HANDBOOK AND CONTACTED MAINTENANCE CONTROL WHO INSTRUCTED CREW TO RETURN TO PIT. FLIGHT 4171 LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE INSPECTED AND REPLACED THE PRESSURE SWITCH IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 61-21-12. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: SWITCH — FAILED (PAX DOOR) · airframe 12,023 hrs · 10,740 cycles

AS THE AIRCRAFT APPROACHED 20-30 KNOTS THE CREW RECEIVED A DOOR SWITCH FAIL CAS MESSAGE. THE CREW ABORTED TAKEOFF AND REFERENCED THE QUICK REFERENCE HANDBOOK. THE CAS MESSAGE CLEARED ITSELF. THE CREW CONTACTED MAINTENANCE CONTROL AND WERE ADVISED TO MAKE ANOTHER TAKEOFF ATTEMPT. FLIGHT 4021 THEN DEPARTED WITHOUT ANY FURTHER INCIDENTS.

Part: ECU — FAILED (RT ENGINE) · airframe 11,944 hrs · 10,676 cycles

DURING TAKEOFF, THE CREW RECEIVED A RIGHT HAND ELECTRONIC CONTROL UNIT FAIL MESSAGE AND ABORTED TAKEOFF. THE AIRCRAFT CLEARED THE RUNWAY AND THE CREW REFERENCED THE QUICK REFERENCE HANDBOOK AND RESET THE ELECTRONIC CONTROL UNIT. THE CREW THEN ATTEMPTED ANOTHER TAKEOFF AND DEPARTED WITHOUT INCIDENT.

Part: ECU — FAILED (RT ENGINE) · airframe 11,915 hrs · 10,648 cycles

FLIGHT 4158 WAS BEGINNING THE TAKEOFF ROLL WHEN THE FLIGHT CREW RECEIVED A RIGHT ECU FAIL MESSAGE. THE FLIGHT CREW ABORTED THE TAKEOFF AND EXITED THE RUNWAY. THE FLIGHT CREW RESET THE ECU SWITCH AND THE SYSTEM RETURNED TO NORMAL. ANOTHER TAKEOFF WAS MADE WITHOUT INCIDENT.

Part: RT PACK — FAILED (ACM BAY)

WHILE ATTEMPTING TO TAKEOFF, THE CREW RECEIVED A RIGHT PACK FAIL MESSAGE. THE CREW ABORTED TAKEOFF AND RETURNED TO THE GATE. OUTSTATION MAINTENANCE INSPECTED THE AIRCRAFT BUT COULD NOT DUPLICATE THE PROBLEM. THE AIRCRAFT WAS RELEASED FOR ANOTHER TAKEOFF AND DEPARTED WITHOUT FURTHER INCIDENT.

Part: NUT — LOOSE (MLG)

DEFECT: TIE BOLT NUTS BACKED OFF. CAUSE: UNDER INVESTIGATION. PREVENTIVE ACTION: PENDING COMPLETION OF INVESTIGATION. (X)

Part: EEC — FAILED (RT ENGINE)

WHEN STARTING THE TAKEOFF ROLL, THE CREW RECEIVED A RIGHT HAND ELECTRONIC ENGINE CONTROL UNIT FAIL CAS MESSAGE. THE CREW ABORTED TAKEOFF AND EXITED THE RUNWAY. THE CREW CONSULTED WITH MAINTENANCE CONTROL BUT WAS UNSUCCESSFUL AT RESETTING THE ELECTRONIC ENGINE CONTROL UNIT. THE AIRCRAFT WAS FERRIED TO PIT WHERE MAINTENANCE INSPECTED AND REPLACED THE ELECTRONIC ENGINE CONTROL UNIT IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 73-21-01. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: ECU — FAILED (RT ENGINE)

DURING TAKEOFF, THE CREW RECEIVED A RIGHT HAND ECU FAIL CAS MESSAGE. THE CREW ABORTED TAKEOFF AND RETURNED TO THE GATE. THE AIRCRAFT WAS THEN FERRIED TO PIT WHERE MAINTENANCE INSECTED AND REPLACE THE ELECTRONIC ENGINE CONTROL IAW DORNIER MAINTENANCE MANUAL 73-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: SPINNER — BIRD STRIKE (RT ENGINE)

DURING TAKEOFF, THE RIGHT HAND ENGINE SUSTAINED A BIRD STRIKE. THE AIRCRAFT ABORTED TAKEOFF AND RETURNED TO THE FIELD WITHOUT FURTHER INCIDENT. MAINTENANCE INSPECTED AND REPLACED THE PROPELLER SPINNER IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 61-13-00 AND THE INTAKE ASSEMBLY IN ACCORDANCE DORNIER MAINTENANCE MANUAL 71-63-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS FERRIED TO DAYTON WHERE MAINTENANCE PERFORMED A BORESCOPE INSPECTION IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 72-00-00. THE INSPECTION SHOWED NO INJESTATION AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: BLEED VALVE — FAILED (RT ENGINE)

DURING FINAL APPROACH, THE RIGHT ELECTRONIC ENGINE CONTROL UNIT FAILED. THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED AND CLEANED THE RIGHT INTERCOMP BLEED VALVE IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 75-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: FUEL CONTROL — FAILED (RT ENGINE)

DURING TAKEOFF, THE FLIGHT CREW RECEIVED A RIGHT HAND ENGINE ELECTRONIC CONTROL UNIT FAIL CAS MESSAGE. THE CREW ABORTED TAKE OFF. THE CREW CYCLED THE ELECTRONIC ENGINE CONTROL UNIT ON THE RAMP AND IT RESET. PERFORMED A STATIC RUN UP AND IT REMAINED GOOD. THE CREW THEN PROCEEDED BACK TO THE RUNWAY FOR ANOTHER TAKEOFF.

Part: FUEL CONTROL — FAILED (RT ENGINE)

DURING TAKEOFF, THE FLIGHT CREW RECEIVED A RIGHT HAND ENGINE ELECTRONIC CONTROL UNIT FAIL CAS MESSAGE AND THE CREW ABORTED TAKEOFF. THE CREW THEN FERRIED THE AIRCRAFT TO DAY WHERE MAINTENANCE INSPECTED AND CLEANED THE IBV AND ITS CANNON PLUG IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 75-00-00. FUNCTION CHECKS WERE PERFORMED IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 71-01-00. THE AIRCRAFT WAS THEN RELEASED FOR SERVICE.

Part: BATTERY — FAILED (RIGHT)

EN ROUTE TO CHS, THE FLIGHT CREW RECEIVED A NUMBER 2 BATTERY OVERHEAT CAS MESSAGE. THE AIRCRAFT THEN RETURNED TO PIT. THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED AND REPLACED THE NUMBER 2 MAIN BATTERY IN ACCORDANCE WITH DORNIER MAINTENANCE 24-32-01. OPERATIONAL CHECKS WERE COMPLETED AND THE AIRCRAFT RETURNED TO SERVICE.

Part: STRUCTURE — STRIKE (AIRFRAME)

DURING THE DESCENT INTO PIT, THE AIRCRAFT WAS STRUCK BY LIGHTNING. THE FLIGHT CONTINUED TO PIT AND MADE A NORMAL LANDING. MAINTENANCE INSPECTED AND REPAIRED LIGHTNING STRIKE DAMAGE ON THE RIGHT HAND ELEVATOR, LEFT HAND FLAP, RIGHT HAND WING TIP AND THE VERTICAL DORSAL FIN. DAMAGE WAS REPAIRED USING DORNIER 328 SRM 51-77-10.

Part: BATTERY — DISCHARGED (ROW 24K)

THE EMERGENCY LIGHT 24LK WAS NOTED TO BE INOPERATIVE BY PIT MAINTENANCE, DURING A LINE CHECK ONE INSPECTION. MAINTENANCE INSPECTED AND REPLACED THE 6LK EMERGENCY LIGHT BATTERY PACK, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 33-51-01. OPERATIONAL CHECKS WERE COMPLETED, AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: PUMP — FAILED (MAIN HYD SYST)

A MAIN HYDRAULIC PUMP FAIL WARNING MESSAGE ILLUMINATED 30 MIN INTO THE FLIGHT. THE CREW FOLLOWED THE QRH, AND CONTINUED ON TO PIT. DURING THE APPROACH INTO PIT, THE LEFT HAND MAIN LANDING GEAR FAILED TO INDICATE A DOWN AND LOCKED CONDITION. THE CREW DECLARED AN EMERGENCY, AND FOLLOWED THE QUICK REFERENCE HANDBOOK ONCE MORE. THE AIRCRAFT CONTINUED THE APPROACH AND LANDED SAFELY IN PIT. MAINTENANCE INSPECTED AND REPLACED THE MAIN HYDRAULIC PUMP, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 29-11-04. OPERATIONAL AND LEAK CHECKS WERE COMPLETED, AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: BATTERY — DISCHARGED (CABIN)

DURING THE PREFLIGHT INSPECTION, THE EMERGENCY LIGHTS TOWARDS THE REAR OF THE AIRCRAFT, FAILED TO ILLUMINATE. OUTSTATION MAINTENANCE INSPECTED THE AIRCRAFT FOR A FERRY FLIGHT TO PIT FOR REPAIR. THE FLIGHT WAS COMPLETED WITH NO PROBLEMS. PIT MAINTENANCE INSPECTED AND REPLACED THE EMERGENCY BATTERY PACK 7LK, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 33-51-01. OPERATIONAL CHECKS WERE COMPLETED, AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: BATTERY — DISCHARGED (ROW 9A)

DURING THE POST FLIGHT INSPECTION, THE EMERGENCY LIGHTS AT SEAT 9A WERE NOTED TO BE INOPERATIVE. MAINTENANCE INSPECTED AND REPLACED THE EMERGENCY LIGHT BATTERY PACK AT POSITION 7LK. OPERATION CHECKS WERE COMPLETED, AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: CONTROL UNIT — TRIPPED (NLG STEERING)

A NOSE STEERING FAILURE WARNING OCCURRED, DURING THE TAXI PRIOR TO TAKEOFF. THE AIRCRAFT RETURNED TO THE GATE. OUTSTATION MAINTENANCE INSPECTED AND RE-SEATED THE NOSE STEERING CONTROL UNIT. OPERATIONAL CHECKS WERE COMPLETED, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 32-51-06. THE OPERATIONAL CHECKS WERE SATISFACTORY, AND THE AIRCRAFT WAS RELEASED FROM MAINTENANCE.

Part: HANDLE — OUT OF ADJUST (PARKING BRAKE)

DURING THE TAXI FOR TAKEOFF, A BRAKE OVERHEAT WARNING MESSAGE ILLUMINATED, FOR ALL FOUR BRAKES. THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE INSPECTED, ADJUSTED AND LUBED THE EMERGENCY PARK BRAKE HANDLE, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 32-43-02. OPERATIONAL CHECKS WERE COMPLETED.

Part: SENSOR — FAILED (LEFT AOA)

THE AIRCRAFT RETURNED TO THE GATE, DUE TO AN ANGLE OF ATTACK WARNING MESSAGE. OUTSTATION MAINTENANCE INSPECTED AND APPROVED THE AIRCRAFT FOR A FERRY FLIGHT TO PIT, TO ACCOMPLISH REPAIRS. THE FERRY FLIGHT WAS CARRIED OUT WITHOUT ANY PROBLEMS. PIT MAINTENANCE INSPECTED AND REPLACED THE LEFT HAND ANGLE OF ATTACK SENSOR, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 27-33-01. OPERATIONAL CHECKS WERE COMPLETED, AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: SENSOR — FAILED (LT ENGINE)

THE LEFT HAND ENGINE TORQUE INDICATION FAILED, DURING THE TAXI FOR TAKEOFF. THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE INSPECTED AND REPLACED THE LEFT HAND ENGINE TORQUE PROBE SENSOR, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 71-01-00. OPERATIONAL CHECKS WERE COMPLETED, AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: SENSOR — OUT OF ADJUST (RT MLG)

SHORTLY AFTER TAKEOFF, THE LANDING GEAR WOULD NOT RETRACT WHEN SELECTED. THE AIRCRAFT RETURNED TO THE FIELD AND LANDED. MAINTENANCE INSPECTED AND ADJUSTED, THE RIGHT HAND WEIGHT ON WHEELS SENSOR CLEARANCE, AND PERFORMED OPERATIONAL GEAR CHECKS IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 32-61-10 AND 32-31-00. THE CHECKS WERE SATISFACTORY, AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: TIRE — FLAT (RT MLG)

DURING THE POST FLIGHT INSPECTION, THE RIGHT HAND OUTBOARD TIRE WAS NOTED TO BE FLAT. THE INSPECTION REVEALED A POSSIBLE OVERHEAT CONDITION HAD OCCURED. AS A PRECAUTION, MAINTENANCE REPLACED ALL MAIN LANDING GEAR WHEELS AND BRAKES, AND PERFORMED AN OPERATIONAL CHECK OF THE ANTI-SKID SYSTEM, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 32-41-10, 32-42-07,32-42-10. OPERATIONAL CHECKS WERE COMPLETED, AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: BATTERY — DISCHARGED (CABIN)

DURING PREFLIGHT INSPECTION, THE CREW NOTED THAT EMERGENCY FLOOR LIGHTING AT ROW FOUR WAS INOPERATIVE. MAINTENANCE INSPECTED AND REPLACED THE 5LK EMERGENCY BATTERY PACK IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 33-51-01. OPERATIONAL CHECKS WERE COMPLETED, AND THE AIRCRAFT WAS RELEASED FROM MAINTENANCE.

Part: BATTERY — DISCHARGED (CABIN)

DURING THE PREFLIGHT INSPECTION,THE CENTER EMERGENCY FLOOR PATHWAY LIGHTING WAS NOTED TO BE INOPERATIVE. MAINTENANCE INSPECTED AND REPLACED THE NUMBER TWO BATTERY PACK IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 33-51-01.OPERATION CHECK WAS GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: BATTERY — DISCHARGED (CABIN)

DURING PREFLIGHT INSPECTION, THE CENTER SECTION OF THE EMERGENCY FLOOR PATHWAY LIGHTING WAS DISCOVERED TO BE INOPERATIVE. MAINTENANCE INSPECTED AND REPLACED THE BATTERY PACK IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 33-51-00. OPERATION CHECK WAS GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: BATTERY PACK — DISCHARGED (CABIN)

DURING THE PREFLIGHT CHECK, THE CREW NOTICED THE MIDDLE SECTION FLOOR LEVEL EMERGENCY LIGHTS TO BE INOPERATIVE. MAINTENANCE INSPECTED AND REPLACED THE BATTERY PACK IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 33-50-00. OPERATION CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: BATTERY — DISCHARGED (CABIN)

DURING PREFLIGHT, MID SECTION EMERGENCY LIGHTS WERE FOUND TO BE INOPERATIVE. AIRCRAFT FERRIED TO PIT. REMOVED AND REPLACED EMERGENCY BATTERY IN ACCORDANCE WITH DORNIER JIC 33-51-01, OPERATIONAL CHECK GOOD.

Part: HATCH — BROKEN (COCKPIT)

WHILE CLIMBING THROUGH 700 FT, A LOAD NOISE STARTED COMING FROM THE COCKPIT ESCAPE HATCH. RETURNED TO THE FIELD WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLACED THE CREW ESCAPE HATCH ASSEMBLY AFTER DETERMINING THAT THE ACRYLIC COVER HAD COME OFF.

Part: BULB — CRACKED (NLG TAXI LIGHT)

AT ROTATION BEFORE GEAR RETRACTION, AIRCRAFT FLEW THROUGH A FLOCK OF BIRDS. RETURNED TO THE FIELD WITHOUT FURTHER INCIDENT. MAINTENANCE INSPECTED AIRCRAFT AND FOUND THAT THE ONLY DAMAGE WAS TO THE LEFT TAXI LIGHT BULB, WHICH WAS CRACKED. MAINTENANCE REMOVED AND REPLACED THE LEFT TAXI LIGHT BULB, OPERATIONAL CHECKED GOOD. AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: HMU — FAILED (LT ENGINE)

AFTER 4 MINUTES OF FLIGHT, LEFT ENGINE TORQUE WENT TO ZERO AND LOST OIL PRESSURE. AIRCRAFT RETURNED TO FIELD ON RIGHT ENGINE ONLY WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLACED THE LH HYDRO MECHANICAL UNIT, GROUND RUNS CHECKED GOOD AND AIRCRAFT WAS RETURNED TO SERVICE.

Part: CONTROL LEVER — FAILED (COCKPIT)

LANDING GEAR WOULD NOT RETRACT, CONTINUED TO PIT AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLACED THE LANDING GEAR CONTROL LEVER, GEAR OPERATIONAL CHECKED GOOD.

Part: DV WINDOW — CRACKED (LT COCKPIT)

EN ROUTE FROM PIT TO CHS, CREW REPORTED A CRACK IN THE CAPTAIN'S DIRECT VISION (DV) WINDOW. REPORTED THE PROBLEM TO DISPATCH, WERE THEN INSTRUCTED TO RETURN TO PIT. NO EMERGENCY DECLARED, AIRCRAFT LANDED WITHOUT FURTHER INCIDENT. PIT MX REPLACED CAPTAIN'S DV WINDOW I.A.W. M.M. 56-10-00. AIRCRAFT RETURNED TO SERVICE.

Part: DV WINDOW — CRACKED (LT COCKPIT)

EN ROUTE, CREW REPORTED A CRACK IN THE CAPTAIN'S DIRECT VISION WINDOW. REPORTED THE PROBLEM TO DISPATCH, WAS THEN INSTRUCTED TO RETURN TO PIT. NO EMERGENCY DECLARED, AIRCRAFT LANDED WITHOUT FURTHER INCIDENT. MX REPLACED CAPTAIN'S DV WINDOW IAW MM 56-10-00.

Part: PSEU — DEFECTIVE (RT AVIONICS RAC)

DURING THE TAKEOFF ROLL AT APPROXIMATELY V1, THE CREW WAS ALERTED BY A TAKEOFF TRIM CONFIGURATION WARNING. CREW ABORTED THE TAKEOFF AND RETURNED TO THE GATE. MX CONTROL ADVISED THE CREW TO CYCLE THE PSEU A AND B-SYSTEM CIRCUIT BREAKERS TO EXTINGUISH THE CAS MESSAGE. CAS MESSAGE EXTINGUISHED, THE CREW THEN CONTINUED ON WITH THE FLIGHT. EN ROUTE THE TAKEOFF TRIM CONFIGURATION WARNING CAS ILLUMINATED AGAIN. CREW CONTINUED ON WITH THE FLIGHT AND LANDED IN PIT WITHOUT FURTHER INCIDENT. PIT MX REPLACED THE PSEU IAW MM 32-60-00, OPS CHECKED GOOD.

Part: HEAT CONTROLLER — FAILED (RT WINDSHIELD)

CMH - FLT 4103 - EN ROUTE FROM CMH TO IAD CREW REPORTED THAT THE FIRST OFFICER'S WINDSHIELD HEAT FAILED. AIRCRAFT DIVERTED TO PIT, WHERE MAINTENANCE REPLACED THE NR 2 WINDSHIELD HEAT CONTROLLER IAW MM 30-42-00. GROUND CHECKED 'GOOD'. AIRCRAFT RETURNED TO SERVICE. PART TOTAL CYCLES, 88.

Part: BRUSH BLOCK — DIRTY (ENGINE GEARCASE)

FLT 4033 - RIGHT PROPELLER HEAT FAILED SHORTLY AFTER TAKEOFF, CREW WAS INSTRUCTED TO RETURN TO FIELD. AIRCRAFT LANDED WITHOUT FURTHER INCIDENT. PIT MAINTENANCE INSPECTED AND CLEANED BOTH LEFT AND RIGHT PROPELLER DE-ICE BRUSH BLOCK ASSEMBLIES IAW STD MAINTENANCE PRACTICES. GROUND RUN CHECKED GOOD, AIRCRAFT RETURNED TO SERVICE.