N429JS

Part: BATTERY — FAILED (EMERGENCY LIGHT) · airframe 22,125 hrs · 19,650 cycles

THE CREW REPORTED THAT THE EMERGENCY LIGHTING AT ROWS 6 TO 9 WERE NOT ILLUMINATING. MAINTENANCE INSPECTED AND REPLACED THE 6LK EMERGENCY BATTERY IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 33-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: BATTERY — FAILED (EMERGENCY LIGHT) · airframe 21,969 hrs · 19,506 cycles

THE CREW REPORTED THAT THE EMERGENCY EXIT SIGN AND BOARDING LIGHTS FADE. MAINTENANCE INSPECTED AND REPLACED THE 6LK EMERGENCY BATTERY IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 33-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RLEASED FOR SERVICE.

Part: CONTROL PANEL — FAILED (COCKPIT) · airframe 21,820 hrs · 19,361 cycles

DURING TAKEOFF, THE CREW RECEIVED A LEFT HAND GENERATOR FAIL MESSAGE AND ABORTED TAKEOFF. THE AIRCRAFT WAS THEN FERRIED TO PIT WHERE MAINTENANCE INSPECTED AND REPLACED THE 1VE PANEL 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 21,779 hrs · 19,321 cycles

THE CREW REPORTED THAT THE EMERGENCY LIGHTING AT ROWS 6 AND 9 WERE NOT WORKING. MAINTENANCE INSPECTED AND REPLACED THE EMERGENCY BATTERY IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 33-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: HEATER — OUT OF POSITION (ENGINE CONTROL) · airframe 21,344 hrs · 18,947 cycles

WHILE CREW WAS DOING CHECKLIST AND CHECKING FLIGHT CONTROLS. AILERONS FELT LIKE THEY WERE HANGING UP. MAINTENANCE INSPECTED AND FOUND ENGINE CONDITION LEVER CABLE HEATER RUBBING ON AILERON CABLE. MAINTENANCE REPOSITIONED HEATER AND FOUND NO DAMAGE TO THE CABLE OR THE HEATER.

Part: GCU — FAILED (RT GENERATOR) · airframe 20,713 hrs · 18,387 cycles

DURING CLIMBOUT, THE CREW RECEIVED A RIGHT HAND AC VOLT FAIL INDICATION AND RETURNED TO DAY. MAINTENANCE INSPECTED AND REPLACED THE RIGHT HAND GENERATOR CONTROL UNIT IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 24-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: RELAY — FAILED (ELEVATOR TRIM) · airframe 20,680 hrs · 18,355 cycles

DURING CLIMBOUT, THE CREW NOTICED THAT THE ELEVATOR TRIM STOPPED WORKING. AFTER CONFERRING WITH MAINTENANCE CONTROL, FLIGHT 4156 RETURNED TO DAY. MAINTENANCE INSPECTED AND REPLACED THE 49CC RELAY IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 27-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS THEN RELEASED FOR SERVICE.

Part: AILERON — BINDING · airframe 20,527 hrs · 18,232 cycles

THE CREW REPORTED THE AILERONS BIND AT THE NEUTRAL POSITION. MAINTENANCE INSPECTED AILERONS AND CABLES NO DEFECTS NOTED. MAINTENANCE REMOVED AND REPLACED CAPTAIN'S YOKE COVER IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 27-31-01. PERFORMED OPERATIONAL CHECK IN ACCORDANCE WITH DORINER MAINTENANCE MANUAL 27-11-00 AND AIRCRAFT WAS RELEASED FOR SERVICE.

Part: EJECTOR VALVE — FAILED (RH) · airframe 20,511 hrs · 18,221 cycles

EN ROUTE, THE CREW RECEIVED AN AIR FOIL DE-ICE FAIL IN ALL MODES AND DIVERTED TO DAY. MAINTENANCE INSPECTED AND REPLACED THE 17HH EJECTOR CONTROL VALVE IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 30-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: ROD — FAILED (PAX DOOR) · airframe 20,461 hrs · 18,172 cycles

DURING CRUISE, THE CREW RECEIVED A MAIN CABIN DOOR OPEN INDICATION. THE CREW FOLLOWED THE QUICK REFERENCE HANDBOOK AND DIVERTED TO PIT. MAINTENANCE INSPECTED AND REPLACED THE DOOR LINK ROD IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 52-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: WARNING LIGHT — ILLUMINATED (PAX DOOR) · airframe 20,427 hrs · 18,146 cycles

EN ROUTE, THE CREW EXPERIENCED A DOORS LIGHT ON THE RED WARNING PANEL AND A TEMPORARY LOSS OF CABIN PRESSURIZATION. ONCE PRESSURIZATION CONTROL WAS REGAINED, IT WAS NORMAL FOR THE REST OF THE FLIGHT. MAINTENANCE INSPECTED AND PERFORMED OPERATIONAL CHECKS IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL AND COULD NOT DUPLICATE ANY PROBLEM WITH THE PRESSURIZATION SYSTEM. THE AIRCRAFT WAS THEN RELEASED FOR SERVICE.

Part: PROXIMITY SENSOR — FAILED (CABIN DOOR) · airframe 20,356 hrs · 18,085 cycles

EN ROUTE, THE MAIN CABIN DOOR LIGHT CAME ON, NO PRESSURIZATION WAS LOST. FLIGHT 4295 THEN DIVERTED TO CVG. MAINTENANCE INSPECTED AND CLEANED THE MAIN CABIN DOOR PROXI SWITCH THEN ADJUSTED THE MAIN CABIN DOOR PROXI SENSOR IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 52-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: MASTER CYLINDER — LACK OF LUBE (LEFT) · airframe 20,129 hrs · 17,887 cycles

THE CAPTAINS LEFT HAND BRAKE WAS NOT WORKING. MAINTENANCE INSPECTED AND SERVICED THE CAPTAINS MASTER CYLINDER IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 32-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: WIRE HARNESS — FAILED (NLG) · airframe 19,928 hrs · 17,723 cycles

DURING CLIMB OUT, THE CREW RECEIVED A PROXI SYSTEM AND PROXI LOCK FAIL INDICATIONS. THE CREW CONTACTED MAINTENANCE CONTROL AND WERE INSTRUCTED TO DIVERT TO PIT FOR MAINTENANCE. AFTER ARRIVAL IN PIT, MAINTENANCE INSPECTED AND REPLACED THE NOSE LANDING GEAR HARNESS IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 32-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: VALVE — FAILED (RH) · airframe 19,711 hrs · 17,554 cycles

THE CREW RECEIVED A RIGHT HAND AIRFOIL DE-ICE FAIL AND REPORTED IT TO MAINTENANCE CONTROL. FLIGHT 4055 WAS THEN ADVISED TO RETURN 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 19,150 hrs · 17,079 cycles

THE CREW REPORTED THAT THE EMERGENCY LIGHTS AT ROWS 4 AND 5 WERE NOT ILLUMINATING. 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: A/C PACK — MALFUNCTIONED (A/C BAY) · airframe 18,436 hrs · 16,513 cycles

WHILE BEGINNING THE CLIMBOUT, THE CREW RECEIVED A PACK OVER PRESSURE AND PACK FAIL MESSAGE FOR BOTH PACKS. THE CAPTAIN THEN DECIDED TO EXECUTE A RETURN TO THE FIELD. OUTSTATION MAINTENANCE INSPECTED AND PERFORMED OPERATIONAL CHECKS IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 21-00-00 AND FOUND THAT BOTH PACKS WORKED NORMALLY. AFTER THESE POSITIVE OPERATIONAL CHECKS, THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: SWITCH — FAILED (PAX DOOR) · airframe 17,278 hrs · 16,385 cycles

THE CREW RECEIVED A MAIN CABIN DOOR LIGHT AND A SQUEAL COMING FROM THE DOOR. THE CREW FOLLOWED THE QUICK REFERENCE HANDBOOK AND RETURNED TO PIT. MAINTENANCE INSPECTED AND REPLACED THE OVER CENTER SWITCH ON THE MAIN CABIN DOOR IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 52-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: SWITCH — DIRTY (DOOR) · airframe 18,208 hrs · 16,323 cycles

EN ROUTE FROM DCA TO BTV, THE CREW RECEIVED AN OPEN CABIN DOOR LIGHT. FLIGHT 4149 THEN DIVERTED TO PHL. WHILE ON APPROACH THE LIGHT CLEARED ITSELF. MAINTENANCE INSPECTED AND CLEANED THE DEBRIS THAT WAS FOUND ON THE SWITCH IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 52-00-00. OPERATIONAL TESTS WERE PERFORMED AND THE AIRCRAFT THEN PROCEEDED ON TO BTV WITH NO FURTHER INCIDENTS.

Part: CONTACTOR — FAILED · airframe 17,901 hrs · 16,074 cycles

AFTER TAKE OFF THE CREW REPORTED THE RIGHT HAND ENGINE HAD A LOW POWER TORQUE SPILT AND RETURNED TO PIT. MAINTENANCE INSPECTED AND REPAIRED A CONTACTOR ON THE TRIM SWITCH IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 71-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: DAMPENER — FAILED (RUDDER) · airframe 17,892 hrs · 16,062 cycles

AFTER DEPARTING, THE CREW REPORTED LOSING RUDDER CONTROL DURING CLIMBOUT. THE CREW FOLLOWED THE QUICK REFERENCE HANDBOOK AND REPORTED TO DISPATCH FLIGHT 4084 WAS DIVERTING TO CAK DUE TO THIS PROBLEM. CAPTAIN REPORTED NO RUDDER CONTROL AND SLOWED TO 155 KNOTS TO RELEASE RUDDER LIMITER. THE RUDDER LIMITER SHOW UNLIMITED AND THE CREW HAD NO RESPONSE FROM THE RUDDER PEDALS. CREW CLIMBED TO 14,000 FEET, THE RUDDER PEDALS BEGAN WORKING ON DESCENT INTO CAK. THE AIRCRAFT LANDED SAFELY WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND REPLACED THE RUDDER DAMPENER IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 27-00-00.

Part: DAMPER — FAILED · airframe 17,892 hrs · 16,062 cycles

THIS IS AN AMENDMENT TO VNAA0203038. MAINTENANCE INSPECTED AND REPLACED THE RUDDER DAMPER AND LIMIT ACTUATOR IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 27-00-00. A FUNCTIONAL CHECK FLIGHT WAS PERFORMED AND THE AIRCRAFT WAS THEN RELEASED FOR SERVICE.

Part: WIRE — DAMAGED (CABIN) · airframe 17,863 hrs · 16,043 cycles

DURING ENGINE START THE FLIGHT CREW NOTED THAT THE EMERGENCY LIGHTS FAILED TO ILLUMINATE. MAINTENANCE INSPECTED AND CORRECTED WIRING ON THE 1VE JUNCTION BOX IN ACCORDANCE WITH THE DORNIER WIRING MANUAL. OPERATIONAL CHECK WAS COMPLETED AND THE AIRCRAFT RELEASED FOR SERVICE.

Part: POWER SUPPLY — FAILED (5LK) · airframe 17,207 hrs · 15,495 cycles

THE CREW REPORTED THATTHE EMERGENCY LIGHTING STRIP AT ROWS 3-6 WERE NOT ILLUMINATING. MAINTENANCE INSPECTED AND REPLACED THE EMERGENCY POWER SUPPLY IN ACCORDANCE WITH DORNIER MAINTE NANCE MANUAL 33-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS R ELEASED FOR SERVICE.

Part: BOOT — DEBONDED (NR 1 ENGINE) · airframe 17,089 hrs · 15,392 cycles

APPROX 50 NM NORTH OF TRI, THE CAPTAIN NOTIFIED DISPATCH NR 1 ENG WAS SHUT DOWN DUE TO THE F/A REPORTING FLAMES COMING OUT OF THE BACK OF THE ENG. CAPT DID NOT SEE THE FLAMES OR HAVE ANY INDICATION ON THE RED WARNING PANEL. THE CAPT STATED IT SEEMED THAT THE INTAKE BOOT WAS FLAPPING INSIDE THE INTAKE. THE CAPT DECLARED AN EMERGENCY, DIVERTED TO TRI. DISPATCH NOTIFIED TRI OF THE EVENTS. MX SENT MECHANICS VIA A CHARTER FLIGHT TO INSPECT THE ENG AND DETERMINE THE PROBLEM. MX FOUND THE INTAKE DE-ICE BOOT DELAMINATED AND DEBONDED THEN REPLACED THE ENGINE INTAKE IN ACCORDANCE WITH DORNIER MM JIC 30-20-00. OPERATIONAL AND PERFORMANCE CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: BATTERY — DISCHARGED (CABIN) · airframe 17,076 hrs · 15,380 cycles

THE CREW REPORTED THAT THE EMERGENCY LIGHTS AT ROWS 3 THROUGH 6 WERE NOT ILLUMINATING. MAINTENANCE INSPECTED AND REPLACED THE EMERGENCY BATTERY AT THE 5LK POSITION IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 33-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: CONTROL UNIT — FAILED (COCKPIT) · airframe 16,985 hrs · 15,298 cycles

AFTER DEPARTING PHL, THE CREW RECEIVED A LEFT HAND GENERATOR FAIL CAS MESSAGE AND ABORTED TAKEOFF. THE AIRCRAFT WAS FERRIED TO DAY WHERE MAINTENANCE INSPECTED AND REPLACED THE BUS POWER CONTROL UNIT 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 16,647 hrs · 15,003 cycles

THE CREW REPORTED THAT THE EMERGENCY LIGHTING AT ROWS 4 THROUGH 7 WERE NOT ILLUMINATING. MAINTENANCE INSPECTED AND REPLACED THE EMERGENCY BATTERY AT THE 5LK POSITION IAW DORNIER MAINTENANCE MANUAL 33-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: ALTERNATOR — FAILED · airframe 15,859 hrs · 14,325 cycles

ON CLIMB OUT THRU FL100 THE CREW GOT AN ALTERNATOR FAIL. THE CREW WAS INSTRUCTED TO RETURN TO PIT. MAINTENANCE REPLACED THE RIGHT ALTERNATOR AND OPERATIONAL CHECKED GOOD.

Part: BATTERY — DISCHARGED (CABIN) · airframe 15,757 hrs · 14,242 cycles

THE CREW REPORTED THAT THE EMERGENCY LIGHTING AT ROW 6 WAS NOT ILLUMINATING. MAINTENANCE INSPECTED AND REPLACED THE EMERGENCY BATTERY IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 33-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: CONTROL UNIT — LEAKING (NLG STEERING) · airframe 15,140 hrs · 13,703 cycles

DURING APPROACH UPON SELECTING GEAR DOWN THE FLIGHT CREW RECEIVED A NOSE WHEEL STEERING AND NOSE WHEEL POWER UP FAIL MESSAGE. THE FLIGHT CREW ADVISED THE TOWER THAT A MISSED APPROACH WAS REQUIRED TO COMPLETE THE CHECKLIST. THE FLIGHT CREW THEN RE-ENTERED THE APPROACH AND THE TOWER HAD EMERGENCY VEHICLES RESPOND. THE LANDING WAS MADE WITHOUT INCIDENT. MAINTENANCE INSPECTED AND REPLACED THE HYDRAULIC STEERING CONTROL MANIFOLD IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 32-50-00. OPERATIONAL CHECKS WERE COMPLETED AND THE AIRCRAFT RETURNED TO SERVICE.

Part: COWL DOOR — OPEN (RT ENGINE) · airframe 14,853 hrs · 13,455 cycles

ON THE DESCENT, THE RIGHT HAND INBOARD ENGINE COWLING DOOR PARTIALLY OPENED AND THE CREW RECEIVED A RIGHT HAND ENGINE FIRE LIGHT. THE CREW FOLLOWED THE EMERGENCY MANUAL AND SHUT DOWN THE ENGINE. THE ENGINE FIRE LIGHT EXTINGUISHED AND FLIGHT 4102 LANDED WITHOUT ANY FURTHER INCIDENTS. THERE WAS NO FIRE AND THE AIRCRAFT WAS FERRIED TO DAYTON WHERE MAINTENANCE INSPECTED AND REPLACED THE ENGINE COWLING IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 71-10-20. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: SENSOR — FAILED (RT ENGINE) · airframe 13,993 hrs · 12,735 cycles

DURING TAKEOFF, THE RIGHT HAND ENGINE TORQUE WAS SLOW TO RESPOND. FLIGHT 4150 ABORTED TAKE FF. THE AIRCRAFT WAS FERRIED TO PIT WHERE MAINTENANCE INSPECTED AND REPLACED THE RIGHT HAND TORQUE SENSOR IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 77-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: WARNING SYSTEM — ACTIVATED (COCKPIT) · airframe 13,891 hrs · 12,649 cycles

DURING TAKEOFF, FLIGHT 4163 GOT A BLEED SHUTOFF VALVE FAIL CAS MESSAGE. AFTER THEY CLEARED THE RUNWAY THE MESSAGE CLEARED. FLIGHT 4163 WAS CLEARED FOR ANOTHER TAKEOFF ATTEMPT AND FLIGHT 4163 DEPARTED WITHOUT FURTHER INCIDENT.

Part: LATCH — OPEN (RT COWL) · airframe 12,771 hrs · 11,728 cycles

WHILE ON CLIMBOUT, A PASSENGER ALERTED THE FLIGHT ATTENDANT THAT THE RIGHT HAND INBOARD FORWARD COWLING DOOR WAS OPEN. THE FLIGHT ATTENDANT NOTIFIED THE PILOT WHO CONTACTED THE TOWER THAT FLIGHT 4090 WAS RETURNING AND REQUESTED A HOLD TO BURN OFF EXCESSIVE FUEL. FLIGHT 4090 LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE INSPECTED AND FOUND THE LATCHES WERE LATCHED BUT THE COWLING WAS OPEN. THERE WAS NO DAMAGE NOTED. MAINTENANCE RELATCHED THE LATCHES AND THE AIRCRAFT WAS RELEASED FOR SERVICE. FLIGHT 4090 DEPARTED WITHOUT FURTHER INCIDENT.

Part: FAN — FAILED (ACM BAY)

FLIGHT 4155, ABORTED TAKEOFF UPON RECEIVING A RIGHT HX FAN FAIL MESSAGE. MAINTENANCE CONTROL DEFERRED THE HX FAN WITH THE CREW AND CLEARED FLIGHT 4155 FOR ANOTHER TAKEOFF ATTEMPT. FLIGHT 4155 THEN DEPARTED THE FIELD WITHOUT FURTHER INCIDENT.

Part: HINGE — DAMAGED (SERVICE DOOR)

THE OXYGEN SERVICE DOOR WAS FOUND TO HAVE THE FORWARD HINGE DAMAGED WHILE PARKED ON THE RAMP IN CLT. OUTSTATION MAINTENANCE INSPECTED THE AIRCRAFT AND APPROVED A FERRY FLIGHT TO CAK FOR REPAIRS. THE FERRY FLIGHT WAS COMPLETED WITHOUT ANY PROBLEMS. CAK MAINTENANCE REPLACED THE OXYGEN SERVICE DOOR IN ACCORDANCE WITH JIC 06-40-02. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: FAN — FAILED (CABIN)

THE CABIN FILLED WITH SMOKE AFTER NUMBER ONE ENGINE WAS STARTED. A RE-CIRC FAN FAIL WARNING MESSAGE WAS ALSO NOTED. MAINTENANCE INSPECTED AND CYCLED POWER ON THE AIRCRAFT. THE DISCREPANCY COULD NOT BE DUPLICATED, AND THE AIRCRAFT WAS RETURNED TO SERVICE. ON 23JUNE99 THE AFT RECIRC FAN FAIL WARNING OCCURRED AND THE FAN WAS REPLACED, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 21-22-01.

Part: PCU — FAILED (LT ENGINE)

THE LEFT HAND PROPELLER FAILED TO COME OUT OF FEATHER WHEN SELECTED. THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE INSPECTED AND REPLACED THE LEFT HAND PROPELLER CONTROL UNIT, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 61-21-06. OPERATIONAL CHECKS WERE COMPLETED, AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: SEPARATOR — FAILED (RT ENGINE)

DURING THE TAXI OUT FOR TAKEOFF, A DEICE PRESSURE WARNING INDICATION ILLUMINATED. THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE INSPECTED AND DEFERRED THE RIGHT HAND DEICE PRESSURE SENSOR, IN ACCORDANCE WITH THE DORNIER MINIMUM EQUIPMENT LIST. ON 16 FEB 99 CAK MAINTENANCE INSPECTED AND REPLACED THE RIGHT HAND WATER SEPARATOR, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 30-13-11. OPERATIONAL CHECKS WERE COMPLETED, AND THE DEFERRAL WAS REMOVED FROM THE AIRCRAFT.

Part: CONNECTOR — DIRTY (LT PROP HEAT)

THE AIRCRAFT RETURNED TO THE FIELD FOLLOWING A LEFT HAND PROPELLER HEAT FAIL WARNING MESSAGE. MAINTENANCE INSPECTED THE PROPELLER HEAT SYSTEM AND REPLACED THE 17VE PANEL AND CLEANED THE NP SENSOR CANNON PLUG CONNECTORS. OPERATIONAL CHECKS WERE COMPLETED.

Part: SEAL — LEAKING (LT PROPELLER)

THE LEFT HAND ENGINE OIL TEMPERATURE WAS BELOW EXEPTABLE LIMITS, DURING THE TAXI OUT FOR TAKEOFF. THE AIRCRAFT RETURNED TO THE GATE. DURING THE TRANSIT TO THE GATE THE OIL TEMPERATURE RETURNED TO ACCEPTABLE LIMITS, BUT THE CREW THEN NOTED OIL ON THE LEFT ENGINE COWLINGS. MAINTENANCE INSPECTED AND REPLACED THE LEFT HAND PROPELLER CONTROL UNIT TRANSFER TUBE O RING SEALS, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 71-00-31. OPERATIONAL AND LEAK CHECKS WERE COMPLETED, AND THE AIRCRAFT WAS RELEASED FROM MAINTENANCE.

Part: SWITCH — FAILED (LT COCKPIT)

THE LEFT HAND PUSH TO TALK SWITCH FAILED TO OPERATE WHEN SELECTED. THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE INSPECTED AND REPLACED THE LEFT HAND PUSH TO TALK SWITCH, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 23-11-00. OPERATIONAL CHECKS WERE COMPLETED, AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: SEAL — LEAKING (RT PCU)

OIL WAS NOTED TO BE COMING OUT OF THE RIGHT HAND ENGINE DRAIN, DURING THE TAXI OUT FOR TAKEOFF. THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE INSPECTED AND REPLACED THE RIGHT HAND PROPELLER CONTROL UNIT O-RING SEALS, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 61-21-10. LEAK AND OPERATIONAL CHECKS WERE COMPLETED.

Part: WINDSHIELD — CRACKED (RT COCKPIT)

DURING CRUISE, THE RIGHT HAND SIDE WINDSCREEN OUTER AND CENTER PANE CRACKED. THE CREW FOLLOWED THE CHECKLIST PROCEDURES, AND CONTINUED TO CLT. A NORMAL LANDING WAS PERFORMED IN CLT WITHOUT ANY FURTHER PROBLEMS. OUTSTATION MAINTENANCE INSPECTED AND APPROVED THE AIRCRAFT FOR A FERRY FLIGHT TO CAK, TO FACILITATE REPAIR. THE FERRY FLIGHT WAS CARRIED OUT WITHOUT ANY PROBLEMS. CAK MAINTENANCE INSPECTED AND REPLACED THE RIGHT HAND SIDE WINDSHIELD, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 56-12-00.

Part: VALVE — FAILED (FUSELAGE)

A CROSS BLEED FAIL WARNING MESSAGE ILLUMINATED, DURING THE TAXI OUT FOR TAKEOFF. THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE INSPECTED AND REPLACED THE CROSSBLEED VALVE, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 36-11-10. OPERATIONAL CHECKS WERE COMPLETED, AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: TIRES — FLAT (LT MLG)

DURING THE TAXI FOR TAKEOFF, BOTH LEFT HAND MAIN TIRES WENT FLAT. THE AIRCRAFT STOPPED AND DE-PLANED THE PASSENGERS. MAINTENANCE INSPECTED AND REPLACED THE LEFT HAND MAIN WHEELS AND TIRES, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 32-41-10. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: STICK PUSHER — WARNING (E/E COMPT)

DURING THE TAXI FOR TAKEOFF, A STICK PUSHER FAIL WARNING MESSAGE OCCURED. THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE INSPECTED AND CYCLED THE AIRCRAFT POWER. AN OPERATIONAL CHECK WAS CARRIED OUT, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 27-33-00. THE OPERATIONAL CHECK WAS SATISFACTORY, AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: APU BLEED SYST — SMOKING (CABIN)

DURING THE CLIMB-OUT AFTER TAKEOFF, THE CREW NOTICED SMOKE IN THE CABIN. THE CREW LEVELED OFF AND DECLARED AN EMERGENCY. THE SMOKE DISSIPATED AFTER THE AIRCONDITIONING WAS SELECTED OFF. THE AIRCRAFT RETURNED TO THE FIELD AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE INSPECTED AND OPERATION CHECKED THE AIR CONDITIONING SYSTEMS, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 36-10-00. MAINTENANCE DETERMINED THAT THE SMOKE WAS CAUSED BY THE AUXILIARY POWER PLANT BLEED. MAINTENANCE DEFERRED THE AUXILIARY POWER PLANT IAW THE MEL. THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: WIRE HARNESS — BROKEN (LT PROP)

LEFT PROP HEAT FAILED ON TAKEOFF. ABORTED TAKEOFF AND RETURNED TO THE GATE. MAINTENANCE REMOVED AND REPLACED A CONNECTOR ON THE LEFT PROP DE-ICE WIRE HARNESSES, OPERATIONAL CHECK GOOD.

Part: OIL — LOW QTY (LT ENGINE)

EN ROUTE AT 22,000, OIL PRESSURE ON LT ENGINE DROPPED INTO PRECAUTIONARY RANGE. IN ACCORDANCE WITH THE QUICK REFERENCE HANDBOOK, FEATHERED ENGINE. DIVERTED INTO TYS AND LANDED WITHOUT INCIDENT. FOUND OIL LEVEL LOW FOR LT ENGINE. SERVICED OIL AND AIRCRAFT RETURNED TO SERVICE.

Part: PROPELLER ASSY — DEFECTIVE (RT ENGINE)

THE RIGHT ENGINE OIL PRESSURE BEGAN TO FLUCUATE SHORTLY AFTER TAKEOFF. F/O OBSERVED OIL COMING FROM THE FORWARD NACELLE AREA, AFT OF THE PROP. CREW SECURED THE RIGHT ENGINE, CONTACTED ATC TO REPORT THE SITUATION RETURNED TO THE FIELD AND LANDED WITHOUT FURTHER INCIDENT. MECHANICS WERE DISPATCHED FROM DAY TO CMH. INITIAL INSPECTION REVEALED A MISSING O-RING FROM THE PROPELLER SPINNER BULKHEAD AND A CAP MISSING FROM THE PROPELLER HUB ASSEMBLY. MX REPLACED THE RIGHT HAND PROPELLER ASSEMBLY IAW 61-10-00 SERVICE THE ENGINE OIL, GROUND RUNS CHECKED GOOD.

Part: DV WINDOW — DELAMINATED (RT COCKPIT)

DURING PREFLIGHT PRIOR TO BOARDING PASSENGERS, FLIGHT CREW NOTICED THE F/O'S DIRECT VISION WINDOW WAS DELAMINATED. INSPECTED THE WINDOW AND FOUND THAT THE WINDOW DELAMINATION WAS BEYOND SERVICABLE LIMITS. REPLACED THE F/O'S DIRECT VISION WINDOW IAW MM 56-12-00. AIRCRAFT WAS THEN RETURNED TO SERVICE.

Part: WINDSHIELD — DAMAGED (RT COCKPIT)

FLT 1001 - CREW REPORTED THE FIRST OFFICER'S WINDSHIELD CRACKED EN ROUTE BETWEEN PIT AND CVG. AIRCRAFT DIVERTED TO CAK, LANDED WITHOUT FURTHER INCIDENT. CAK MX REPLACED THE FIRST OFFICER'S WINDSHIELD IAW MM 56-11-00. GROUND CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: UPLOCK ROLLER — DIRTY (MLG)

FLT NR 4023 - SHORTLY AFTER TAKEOFF WHEN THE LANDING WAS RETRACTED, BOTH THE LEFT AND RIGHT MAIN LANDING GEAR INTRANSIT LIGHTS REMAINED ILLUMINATED. AIRCRAFT RETURNED TO THE FIELD, LANDED WITHOUT FURTHER INCIDENT. PIT MX CLEANED AND LUBRICATED THE MAIN LANDING GEAR UPLOCK ROLLER IAW MM 32-00-00 AND STD MX PRACTICES, CHECK FLIGHT WAS SATISFACTORY. AIRCRAFT WAS THEN RETURNED TO SERVICE. (M)

Part: ENGINE OIL — REQ'D SERV (RIGHT)

FLT NR 4005 - EN ROUTE FROM CVG TO PHL, CAPTAIN NOTICED A FLUCTUATION IN THE RIGHT ENGINE OIL PRESSURE INDICATION. AIRCRAFT DIVERTED TO PIT WHERE MX SERVICED THE RIGHT ENGINE WITH FOUR QUARTS OF TURBINE OIL. GROUND CHECKED GOOD AIRCRAFT TO SERVICE. (M)

Part: ROLLER — LACK OF LUBE (MLG)

FLT 4014 - AFTER TAKEOFF, RIGHT MAIN LANDING INTRANSIT LIGHT REMAINED ILLUMINATED. CREW CYCLED LANDING GEAR SEVERAL TIMES IN AN ATTEMPT TO EXTINGUISH THE INTRANSIT LIGHT, WITHOUT SUCCESS. AIRCRAFT RETURNED TO FIELD, LANDED WITHOUT FURTHER INCIDENT. PIT MAINTENANCE LUBRICATED MAIN LANDING UPLOCK ROLLERS IAW MM 32-10-00, AND STANDARD MAINTENANCE PRACTICES. GROUND CHECKED GOOD, AIRCRAFT RETURNED TO SERVICE.

Part: WINDSHIELD — FAILED (LT COCKPIT)

FLT NR 4159 - CAPTAINS WINDSCREEN FRACTURED DURING CLIMB-OUT AT 15,000 AGL. AIRCRAFT RETURNED TO FIELD WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED CAPTAINS WINDSCREEN IAW MM 56-10-00. AIRCRAFT RETURNED TO SERVICE. (M)

Part: TQ SENSOR — DEFECTIVE (RT ENGINE)

FLT 4228 - FLIGHT CREW REJECTED TAKEOFF AFTER NOTICING A TORQUE FLUX RT ENGINE. AIRCRAFT RETURNED TO GATE WITHOUT FURTHER INCIDENT. AIRCRAFT LATER FERRIED TO PIT WHERE MAINTENANCE REMOVED AND REPLACED RT ENGINE TORQUE SENSOR IAW MM 77-11-00. OPS CHECKED GOOD, AIRCRAFT RETURNED TO SERVICE.