N426JS

Part: CONTROL UNIT — FAILED (APU FIRE DETECT) · airframe 22,188 hrs · 19,702 cycles

THE CREW REPORTED RECEIVING A APU FIRE LOOP FAIL AND A FALSE FIRE INDICATION. MAINTENANCE INSPECTED AND REPLACED THE FIRE DETECTION CONTROL UNIT IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 26-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: LINE — FAILED (RT ENGINE) · airframe 22,073 hrs · 19,603 cycles

DURING FLIGHT, THE CREW RECEIVED A RIGHT HAND ENGINE INTAKE DE-ICE FAIL INDICATION AND RETURNED TO PHL. MAINTENANCE INSPECTED AND REPLACED THE INTAKE LINE IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 30-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: DAU — FAILED (LEFT) · airframe 21,930 hrs · 19,477 cycles

THE CREW REPORTED A LT PUSHER FAIL CASS MESSAGE. AIRCRAFT WAS FERRIED TO PIT WHERE MAINTENANCE INSPECTED AND REPLACED LT DATA ACQUISION UNIT IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 34-00-00. OPERATIONAL CHECKS WERE PERFORMED AND AIRCRAFT WAS RELEASED TO SERVICE.

Part: FUSE — BLOWN (EXTERNAL POWER) · airframe 21,630 hrs · 19,221 cycles

WITH THE EXTERNAL POWER HOOKED UP, SMOKE ENTERED THE FLIGHT DECK AND THE PASSENGERS WERE DEPLANED. MAINTENANCE INSPECTED AND REPLACED BOTH FUSES IN THE GROUND POWER SYSTEM IN ACCORDANCE WITH DORNIER MAINTENANCE MANAUL 24-00-00, BUT GROUND POWER WAS STILL INOP. MAINTENANCE THEN DEFERRED THE GROUND POWER SYSTEM , 24-24 CODE C.

Part: BRAKE — FAILED (MLG) · airframe 20,718 hrs · 18,440 cycles

THE CREW REPORTED THAT THE CAPTAIN'S BRAKES HIT THE STOP WITHOUT ANY BRAKING ACTION TAKING PLACE. MAINTENANCE INSPECTED AND BLED THE BRAKES IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 32-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: DAU — FAILED (RT PROPELLER) · airframe 20,684 hrs · 18,409 cycles

AFTER TAKEOFF THE RIGHT PROPELLER HEAT FAILED. THE FLIGHT CREW RETURNED TO THE FIELD. MAINTENANCE INSPECTED THE SYSTEM AND REPLACED THE RIGHT DATA ACQUISTION UNIT IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 31-42-00. OPERATIONAL CHECKS WERE COMPLETED AND THE AIRCRAFT RETURNED TO SERVICE.

Part: VALVE — FAILED (TEMP CONTROL) · airframe 20,683 hrs · 18,407 cycles

DURING TAKEOFF CREW REPORTED AOA, SHAKER AND PUSHER FAIL. MESSAGE CLEARED AFTER EXITING RUNWAY. THEN CREW REPORTED LT PACK WOULD NOT COOL IN EITHER MODE. AIRCRAFT WAS FERRIED TO DAY WHERE THE LT TEMP CONTROL VALVE WAS REPLACED IN ACCORDANCE WITH MAINTENANCE MANUAL 21-62-05 AND OPS CHECKED GOOD.

Part: BRUSH BLOCK — FAILED (RT PROP HEAT) · airframe 20,441 hrs · 18,216 cycles

DURING CRUISE, THE RIGHT HAND PROP HEAT FAILED. DUE TO LIGHT SNOW AT THE DESTINATION, FLIGHT 4050 DIVERTED TO DAY. MAINTENANCE INSPECTED AND FOUND THE BRUSHBLOCK TO BE OUT OF ADJUSTMENT. MAINTENANCE ADJUSTED THE BRUSHBLOCK IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 61-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: PROXIMITY SWITCH — OUT OF ADJUST (CABIN DOOR) · airframe 20,206 hrs · 18,023 cycles

EN ROUTE, THE MASTER CAUTION LIGHT ILLUMINATED AND THE PRESSURE CHECKED GOOD. THE CREW DESCENDED AND SLOWED TO 150 KIAS. AT FL180 THE LIGHT EXTINGUISHED. UPON ARRIVAL AT DCA, MAINTENANCE INSPECTED AND ADJUSTED THE OVER CENTER PROXI SWITCH CLEARANCE IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 52-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: PROXIMITY SWITCH — FAILED (CABIN DOOR) · airframe 20,183 hrs · 18,001 cycles

EN ROUTE, THE CREW RECEIVED A OPEN DOOR INDICATION ON THE RED WARNING PANEL FOR THE PASSENGER DOOR. THERE WAS NO LOSS OF PRESSURE AND THE DOOR WAS SECURE. FLIGHT 4195 THEN DIVERTED TO PIT. MAINTENANCE INSPECTED AND REPLACED THE 8MC OVER THE CENTER PROXIMITY SWITCH IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 52-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: WARNING SYSTEM — MALFUNCTIONED (COCKPIT) · airframe 19,999 hrs · 17,844 cycles

AFTER THE POWER LEVERS WERE ADVANCED, THE CREW RECEIVED A ANGLE OF ATTACK FAIL MESSAGE AND ABORTED TAKEOFF. THE MESSAGE EXTINGUISHED BY ITSELF AND FLIGHT 4172 WAS CLEARED FOR ANOTHER TAKEOFF ATTEMPT. FLIGHT 4172 THEN DEPARTED WITH NO FURTHER INCIDENTS.

Part: STALL WARNING — MALFUNCTIONED (COCKPIT) · airframe 19,688 hrs · 17,586 cycles

DURING TAKEOFF, THE CREW RECEIVED AN AOA SENSOR FAIL CAWS MESSAGE AND ABORTED TAKEOFF. AFTER CLEARING THE RUNWAY THE MESSAGE CLEARED AND FLIGHT 4165 WAS CLEARED FOR ANOTHER TAKEOFF ATTEMPT. FLIGHT 4165 THEN DEPARTED WITH NO FURTHER INCIDENTS.

Part: SENSOR — OUT OF ADJUST (CABIN DOOR) · airframe 19,512 hrs · 17,436 cycles

EN ROUTE AT 27,000 FEET, THE CREW RECEIVED A DOORS LIGHT ON THE RED WARNING PANEL. THERE WAS NO CHANGE IN THE PRESSURIZATION. THE CREW DESCENDED TO 15,000 FEET AND THE LIGHT EXTINGUISHED. UPON ARRIVAL AT PIT, MAINTENANCE INSPECTED AND ADJUSTED THE OVER THE CENTER SWITCH SENSOR IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 52-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: PANEL — MALFUNCTIONED (COCKPIT) · airframe 18,923 hrs · 16,957 cycles

DURING TAKEOFF, THE CREW RECEIVED A LEFT HAND GENERATOR FAIL CAS MESSAGE AND ABORTED TAKEOFF. THE AIRCRAFT WAS FERRIED TO DAY. 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: POWER SUPPLY — FAILED (FWD) · airframe 18,884 hrs · 16,929 cycles

THE CREW REPORTED THAT THE FORWARD EMERGENCY POWER SUPPLY WOULD NOT TEST. MAINTENANCE INSPECTED AND REPLACED THE EMERGENCY POWER SUPPLY IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 33-00-00. OPERATIONAL TESTS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: WARNING SYSTEM — MALFUNCTIONED (COCKPIT) · airframe 18,858 hrs · 16,908 cycles

DURING TAKEOFF, THE CREW RECEIVED A CONFIGURATION CAS MESSAGE AND ABORTED TAKEOFF. AFTER EXITING THE RUNWAY, THE SYSTEM RESET ITSELF AND THE MESSAGE EXTINGUISHED. FLIGHT 4159 WAS THEN CLEARED FOR ANOTHER TAKEOFF ATTEMPT AND DEPARTED WITH NO FURTHER INCIDENTS.

Part: STALL WARNING — MALFUNCTIONED (COCKPIT) · airframe 17,946 hrs · 16,188 cycles

THE FLIGHT WAS ON THE TAKEOFF ROLL WHEN THE FLIGHT CREW RECEIVED A STALL PUSHER FAIL WARNING MESSAGE ON THE EICAS DISPLAY. THE FLIGHT CREW ABORTED THE TAKEOFF AND EXITED THE RUNWAY. ONCE CLEARING THE RUNWAY THE WARNING MESSAGE CLEARED ITSELF WITH NO ACTION FROM THE FLIGHT CREW. THE FLIGHT CREW THEN ATTEMPTED ANOTHER TAKEOFF AND WAS SUCCESSFUL WITH NO FURTHER PROBLEMS.

Part: ENGINE — FAILED (LH) · airframe 17,712 hrs · 15,986 cycles

AFTER BEING CLEAR FOR A VISUAL APPROACH, THE CREW REPORTED ENTERING AN AREA OF MODERATE TURBULENCE. THERE WAS A SINGLE JOLT, NOBODY SUSTAIN ANY SERIOUS INJURIES. THE LEFT HAND ENGINE WAS REPORTED TO SHUT DOWN DURING THE EVENT. WITHOUT SUFFICIENT TIME FOR A RESTART, FLIGHT 4096 LANDED WITHOUT ANY FURTHER INCIDENTS. THE AIRCRAFT WAS INSPECTED FOR DAMAGE, NONE WAS FOUND. THE CREW PERFORMED POWER ASSURANCE RUNS WHICH CHECKED GOOD. THE AIRCRAFT WAS THEN FERRIED TO PIT WHERE MAINTENANCE PERFORMED AN AUTO FEATHER TEST AND POWER ASSURANCE RUNS IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 71-00-00. OPERATIONAL CHECKS WERE PERFORMED AND CHECKED GOOD. THE AIRCRAFT WAS THEN RELEASED FOR SERVICE.

Part: STICK SHAKER — MALFUNCTIONED (COCKPIT) · airframe 17,534 hrs · 15,836 cycles

DURING TAKEOFF, THE CREW RECEIVED A LEFT HAND SHAKER FAIL MESSAGE AND ABORTED TAKEOFF. THE MESSAGE CLEARED AND MAINTENANCE CONTROL CLEARED FLIGHT 4050 FOR ANOTHER TAKEOFF ATTEMPT. FLIGHT 4050 THEN DEPARTED WITH NO FURTHER INCIDENTS.

Part: WARNING SYSTEM — MALFUNCTIONED (COCKPIT) · airframe 16,940 hrs · 15,332 cycles

AT THE BEGINNING OF THE TAKEOFF ROLL, THE CREW RECEIVED A PUSHER CAS MESSAGE AND ABORTED TAKEOFF. AFTER CLEARING THE RUNWAY THE MESSAGES CLEARED. THE CREW AND MAINTENANCE FELT THE STRONG WINDS HAD CAUSED THESE INDICATIONS AND FLIGHT 4032 WAS CLEARED FOR ANOTHER TAKEOFF ATTEMPT. FLIGHT 4032 THEN DEPARTED WITH NO FURTHER INCIDENTS.

Part: WARNING SYSTEM — MALFUNCTIONED (COCKPIT) · airframe 16,886 hrs · 15,278 cycles

DURING TAKEOFF, THE CREW RECEIVED A PUSHER FAIL AND AOA CAS MESSAGES AND ABORTED TAKEOFF. THE MESSAGES WENT OUT ALMOST IMMEDIATELY AND THE CREW ATTEMPTED ANOTHER TAKEOFF. FLIGHT 4052 THEN DEPARTED WITH NO FURTHER INCIDENTS.

Part: STALL WARNING — MALFUNCTIONED (COCKPIT) · airframe 16,804 hrs · 15,202 cycles

DURING THE TAKEOFF ROLL, THE CREW RECEIVED AN ANGLE OF ATTACK CHIME AND FAILURE. ABORTED THE TAKEOFF. AS FLIGHT 4138 CLEARED THE RUNWAY THE MESSAGE CLEARED. THE CREW CONTACTED MAINTENANCE CONTROL AND WAS CLEARED FOR ANOTHER TAKEOFF ATTEMPT. FLIGHT 4138 THEN DEPARTED WITH NO FURTHER INCIDENTS.

Part: STARTER GEN — FAILED (LT ENGINE) · airframe 16,638 hrs · 15,055 cycles

AT APPROXIMATELY 60 KNOTS THE CREW RECEIVED A LEFT HAND GENERATOR FAIL MESSAGE AND ABORTED TAKEOFF. MAINTENANCE INSPECTED AND REPLACED THE STARTER GENERATOR IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 24-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: VALVE — FAILED · airframe 16,371 hrs · 14,824 cycles

ON APPROACH TO AZO, THE GEAR WAS SELECTED DOWN AND THE CREW RECEIVED NO GEAR INDICATION. THE CREW FOLLOWED THE QUICK REFERENCE HANDBOOK AND MANUALLY LOWERED THE GEAR. THE MAIN GEAR WAS GREEN BUT THE NOSE SHOWED IN TRANSIT. THE CREW DID A FLY BY TO ENSURE GEAR WAS DOWN. FLIGHT 4172 THEN LANDED WITH NO FURTHER INCIDENTS. ONCE ON THE GROUND, OUTSTATION MAINTENANCE CAME OUT AND PINNED THE GEAR BEFORE TAXIING TO THE GATE. THE AIRCRAFT WAS FERRIED TO PIT WHERE MAINTENANCE REMOVED AND REPLACED THE LANDING GEAR SELECTOR VALVE IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 32-00-00. THE AIRCRAFT WAS THEN FERRIED TO CAK WHERE THE OPERATIONAL CHECKS WERE COMPLETED. THE AIRCRAFT WAS THEN RELEASED FOR SERVICE.

Part: WARNING SYSTEM — MALFUNCTIONED (COCKPIT) · airframe 16,314 hrs · 14,768 cycles

DURING THE TAKEOFF ROLL, THE CREW RECEIVED A TAKEOFF CONFIGURATION CAS MESSAGE AND ABORTED TAKEOFF. THE CREW RESET THE SYSTEM AND ATTEMPTED ANOTHER TAKEOFF. FLIGHT 4156 DEPARTED WITH NO FURTHER INCIDENTS.

Part: WARNING SYSTEM — MALFUNCTIONED (COCKPIT) · airframe 16,097 hrs · 14,588 cycles

DURING THE TAKEOFF ROLL, THE CREW RECEIVED A ENGINE MISCOMPARE CAS MESSAGE. THE CREW ABORTED TAKEOFF AND EXITED THE RUNWAY. THE CREW FOLLOWED THE QUICK REFERENCE HANDBOOK AND THE MESSAGE CLEARED. FLIGHT 4043 WAS CLEARED FOR ANOTHER TAKEOFF ATTEMPT AND DEPARTED WITH NO FURTHER INCIDENTS.

Part: METERING VALVE — FAILED (LT BRAKE) · airframe 15,612 hrs · 14,160 cycles

FLIGHT 4097 WAS TAXIING AND THE FIRST OFFICER'S LEFT HAND BRAKE WAS INEFFECTIVE AND THE CREW RETURNED TO THE GATE. THE AIRCRAFT WAS FERRIED TO PIT WHERE MAINTENANCE INSPECTED AND BLED THE BRAKE METERING UNIT IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 32-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: WINDOW — CRACKED (COCKPIT) · airframe 15,418 hrs · 13,989 cycles

DURING CLIMBOUT THE FLIGHT CREW REPORTED THAT THE FIRST OFFICERS SIDE WINDOW HAD CRACKED. THE FLIGHT CREW RETURNED TO THE FIELD AND MADE AN UNEVENTFUL LANDING. MAINTENANCE REPLACED THE SIDE WINDOW IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 56-10-00. OPERATIONAL CHECKS WERE COMPLETED AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: WARNING SYSTEM — FAILED (DEICE SYSTEM) · airframe 14,681 hrs · 13,346 cycles

AFTER 10 MINUTES INTO THE FLIGHT, THE CREW RECEIVED AN AIRFOIL DEICE FAIL CAS MESSAGE. DISPATCH ADVISED THE CREW TO RETURN TO DAY WHERE MAINTENANCE INSPECTED AND REPLACED THE VERTICAL LEADING EDGE ASSEMBLY IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 30-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: APU — FAILED (APU BAY) · airframe 14,650 hrs · 13,322 cycles

FLIGHT 4145 WAS EVACUATED AT THE GATE DUE TO SMOKE IN CABIN. OUTSTATION MAINTENANCE INSPECTED AND FOUND THE AUXILIARY POWER UNIT WAS BURNING OIL. THE AUXILIARY UNIT WAS DEFERRED AND FLIGHT 4145 DEPARTED WITH A 103 MINUTE DELAY.

Part: CHIP DETECTOR — FAILED (LT ENGINE) · airframe 14,524 hrs · 13,210 cycles

AFTER DEPARTURE, THE CREW RECEIVED A LEFT HAND ENGINE CHIP DETECTOR LIGHT. MAINTENANCE CONTROL AND DISPATCH HAD FLIGHT 4012 RETURN TO DAY FOR MAINTENANCE. MAINTENANCE INSPECTED AND FOUND FUSS ON THE CHIP DETECTOR. MAINTENANCE CLEANED THE CHIP DETECTOR IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 79-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: BRAKE ASSY — MALFUNCTIONED (MLG) · airframe 14,099 hrs · 12,845 cycles

THE CREW REPORTED THAT THE FIRST OFFICER''S RIGHT HAND BRAKE PEDAL WENT TO THE FLOOR WITHOUT A RESPONSE FROM THE BRAKE SYSTEM. MAINTENANCE INSPECTED AND BLED THE BRAKE SYSTEM IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 32-42-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: COMPUTER — FAILED (PSEU) · airframe 13,585 hrs · 12,414 cycles

THE CREW REPORTED A SERIES OF PROXI FAIL MESSAGES. AFTER FOLLOWING THE QRH AND CHECKING THE CIRCUIT BREAKERS, THE CREW SELECTED THE GEAR HANDLE DOWN AND RECEIVED NO RESPONSE FROM THE GEAR. THE CREW DECLARED AN EMERGENCY, HAND PUMPED THE GEAR DOWN AND LANDED WITHOUT INCIDENT.

Part: BRAKE — FAILED (MLG) · airframe 13,463 hrs · 12,315 cycles

AFTER BEING PUSHED BACK FROM THE GATE, THE CAPTAIN NOTICE THE BRAKES WERE INOPERATIVE. THE CREW RETURNED TO THE GATE. MAINTENANCE INSPECTED AND BLED THE BRAKES IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 32-42-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: CONTROL BOX — FAILED (ANTI-SKID SYSTEM) · airframe 12,914 hrs · 11,852 cycles

THE CREW REPORTED THAT THE BRAKES WERE COMPLETELY INEFFECTIVE WHILE TAXIING. FLIGHT 4102 RETURNED TO THE GATE WHERE MAINTENANCE BLED THE BRAKES 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: BRAKE — FAILED (RT MLG) · airframe 12,730 hrs · 11,692 cycles

AFTER DEPARTING THE GATE, THE CREW DISCOVERED THAT THE FIRST OFFICERS BRAKES WERE INEFFECTIVE. THE CREW RETURNED TO THE GATE WHERE MAINTENANCE, AFTER ARRIVING FROM PIT, INSPECTED AND BLED THE BRAKES IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 32-42-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: PCU — FAILED (RT ENGINE) · airframe 12,717 hrs · 11,680 cycles

WHILE CLIMBING THROUGH FLT 020, THE CREW RECEIVED AN INTERMITTENT RIGHT HAND PROPELLER LOW OIL PRESSURE CAS MESSAGE. REACHING FLT 100 THE MESSAGE REMAINED CONSTANT, THE CREW DECIDED TO RETURN TO THE FIELD. THE AIRCRAFT WAS FERRIED TO AKRON WHERE MAINTENANCE INSPECTED AND REPLACED THE RIGHT HAND PITCH CONTROL UNIT IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 61-21-06. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: PLATE — CRACKED (PROPELLER BLADE)

DURING SEARCH INSPECTION, 4 EACH C-6066-1 PRELOAD PLATES WERE FOUND CRACKED. ONE EACH PRELOAD PLATE WAS CRACKED IN SUCH A MANNER THAT IT BROKE DURING INSPECTION. TIME SINCE LAST INSPECTION: 2,160:30 HOURS. (X)

Part: BRAKE — FAILED (MLG) · airframe 12,619 hrs · 11,600 cycles

THE FLIGHT CREW REPORTED THAT THE FIRST OFFICER''S BRAKES WERE NOT RESPONDING WHEN APPLIED. MAINTENANCE INSPECTED THE AIRCRAFT AND FERRIED THE AIRCRAFT TO PIT. THE FERRY FLIGHT WAS MADE WITHOUT INCIDENT. MAINTENANCE THEN BLED THE FIRST OFFICER''S BRAKES IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 32-42-00. FUNCTIONAL CHECKS WERE COMPLETED AND THE AIRCRAFT RETURNED TO SERVICE.

Part: BLEED VALVE — FAILED (RT ENGINE)

DURING THE TAKEOFF ROLL, FLIGHT 4087, RECEIVED A RIGHT PACK OVER PRESSURE WARNING. THE FLIGHT CREW ABORTED THE TAKEOFF AND EXITED THE RUNWAY. THE WARNING MESSAGE HAD CLEARED AND ANOTHER TAKEOFF WAS ATTEMPTED WITH A RIGHT PACK OVER PRESSURE WARNING RESULTING IN ANOTHER ABORTED TAKEOFF. MAINTENANCE REPLACED THE RIGHT PRESSURE REDUCING SHUTOFF VALVE IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 36-10-00. FUNCTIONAL CHECKS WERE COMPLETED AND THE AIRCRAFT WAS RETURNED TO SERVICE

Part: NL PROBE — FAILED (LT ENGINE)

DURING CLIMBOUT, THE FLIGHT CREW RECEIVED A CAS MESSAGE INDICATING AN ENGINE MISCOMPARE. THE AIRCRAFT RETURNED TO THE FIELD WITHOUT FURTHER INCIDENT. MAINTENANCE INSPECTED AND REPLACED THE NL PROBE SENSOR IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 77-14-01. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: BRAKE SYS — REQD SERVICE (LEFT)

DURING TAXI, THE FLIGHT CREW REPORTED THE FIRST OFFICERS' LEFT HAND BRAKE PEDAL HAD NO RESPONSE WHEN ACTIVATED. AIRCRAFT WAS FERRIED TO PIT. MAINTENANCE INSPECTED AND BLED THE FIRST OFFICERS' BRAKE SYSTEMS IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 32-42-00. FUNCTION CHECKS WERE COMPLETED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: FAN — FAILED (COCKPIT)

DURING CLIMB AFTER TAKEOFF, THE CREW SMELLED AND NOTED SMOKE IN THE COCKPIT. AN EMERGENCY WAS DECLARED, AND THE AIRCRAFT RETURNED TO THE FIELD. MAINTENANCE INSPECTED AND FOUND THE FORWARD RECIRC FAN TO BE INOPERATIVE. MAINTENANCE DEFERRED THE FORWARD RECIRC FAN, PER THE MINIMUM EQUIPMENT LIST, AND RETURNED THE AIRCRAFT TO SERVICE. ON MARCH 19, 1999 MAINTENANCE REPLACED THE FORWARD RECIRC FAN, PER DORNIER MAINTENANCE MANUAL 21-11-01. THE DEFERRAL WAS REMOVED AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: CONNECTOR — DAMAGED (NR 1 PITOT HEAT)

A NR 1 PITOT HEAT FAIL WARNING MESSAGE ILLUMINATED, DURING THE TAXI OUT FOR TAKEOFF. THE AIRCRAFT RETURNED TO THE GATE. OUTSTATION MAINTENANCE INSPECTED AND APPROVED THE AIRCRAFT FOR A FERRY FLIGHT TO PIT. THE FERRY FLIGHT WAS COMPLETED WITHOUT ANY PROBLEMS. PIT MAINTENANCE INSPECTED AND REPLACED THE NR 1 PITOT TUBE ELECTRICAL CONNECTOR, IN ACCORDANCE WITH DORNIER WIRING MANUAL 20-15-02. OPERATIONAL CHECKS WERE COMPLETED, AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: PITOT HEAT — FAILED (LT FUSELAGE)

A NUMBER ONE PITOT HEAT FAIL WARNING MESSAGE ILLUMINATED, DURING THE TAXI PRIOR TO TAKEOFF. THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE INSPECTED AND REPLACED THE NUMBER ONE PITOT PROBE, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 34-11-04. OPERATIONAL CHECKS WERE SATISFACTORY, AND THE AIRCRAFT WAS RELEASED FROM MAINTENANCE.

Part: PITOT HEAD — BIRD STRIKE (RT FUSELAGE)

JUST AFTER TAKEOFF DURING THE CLIMB, A BIRD STRUCK THE NUMBER TWO PITOT HEAD. THE AIRCRAFT RETURNED TO THE FIELD AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE INSPECTED AND REPLACED THE NUMBER TWO PITOT HEAD, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 34-11-04. OPERATIONAL CHECKS WERE COMPLETED, AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: SENSOR — FAILED (LT ENGINE)

AN ECU FAIL WARNING MESSAGE ILLUMINATED DURING CLIMB. THE CREW ATTEMPTED A RESET OF THE ECU. THE ATTEMPT FAILED AND THE AIRCRAFT RETURNED TO THE FIELD. MAINTENANCE INSPECTED AND REPLACED THE 1.8 SENSOR IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 73-21-02. OPERATIONAL CHECKS WERE COMPLETED AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: BLEED VALVE — FAILED (LT ENGINE)

DURING THE TAXI OUT, THE AIRCRAFT RETURNED TO THE GATE ON TWO OCCASIONS FOR ECU FAIL WARNING MESSAGES. THE FIRST GATE RETURN, MAINTENANCE INSPECTED AND REPLACED THE LEFT HAND 1.8 SENSOR, (P/N 8720194), AND THE LEFT HAND NP SENSOR, (P/N 8720190). OPERATION CHECKS WERE COMPLETED, AND THE AIRCRAFT WAS RELEASED FROM MAINTENANCE. THE FLIGHT RETURNED TO THE GATE WITH ANOTHER ECU FAIL INDICATION. MAINTENANCE INSPECTED AND REPLACED THE LEFT HAND INTERCOMPRESSOR BLEED VALVE, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 75-31-01. OPERATION CHECKS WERE COMPLETED AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: BATTERY — DISCHARGED (CABIN)

DURING THE PREFLIGHT INSPECTION,THE GALLEY AREA EMERGENCY EXIT SIGN, FAILED TO ILLUMINATE WHEN TESTED. MAINTENANCE INSPECTED AND REPLACED THE 7LK BATTERY PACK, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 33-51-01. OPERATIONAL CHECKS WERE COMPLETED, AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: GEARBOX — FAILED (LT ENGINE)

WHEN CONDITION LEVERS WERE SELECTED TO HIGH, A LT PROPELLER LOW OIL PRESSURE CAS MESSAGE OCCURRED, DURING THE APPROACH. THE AIRCRAFT CONTINUED APPROACH TO PWM AND LANDED SAFELY. MAINTENANCE INSPECTED AND FOUND THE LEFT HAND PROPELLER CONTROL UNIT DRIVE GEAR TO BE DAMAGED. MAINTENANCE REMOVED AND REPLACED THE LEFT HAND TURBO MACHINE, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 71-02-02. OPERATION AND LEAK CHECKS WERE COMPLETED, AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: TRANSDUCER — FAILED (LT ENGINE)

DURING TAXI,THE LEFT ENGINE OIL PRESSURE WAS INDICATING BELOW LIMITS. THE AIRCRAFT RETURNED TO THE GATE. OUTSTATION MAINTENANCE TROUBLE SHOT AND FOUND THE LEFT OIL PRESSURE TRANSDUCER TO BE DEFECTIVE. OUTSTATION MAINTENANCE INSPECTED AND APPROVED THE AIRCRAFT FOR A FERRY FLIGHT TO DCA FOR REPAIR. THE FERRY FLIGHT TOOK PLACE WITHOUT INCIDENT. PSA MAINTENANCE WAS DISPATCHED TO DCA ,WITH PARTS FOR THE REPAIR. MAINTENANCE INSPECTED AND REPLACED THE LEFT OIL PRESSURE TRANSDUCER, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 79-71-03. OPERATION AND LEAK CHECKS WERE SATISFACTORY, AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: FAN — FAILED (LT AC PACK)

A LEFT HAND AIRCONDITIONING PACK OVERHEAT WARNING MESSAGE ILLUMINATED, DURING TAXI FOR TAKEOFF. THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE INSPECTED AND REPLACED THE LEFT HAND GROUND COOLING FAN IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 21-51-23. FUNCTIONAL CHECKS WERE COMPLETED AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: WIRE — BROKEN (LT PROP BOOT)

DURING TAXI FOR TAKEOFF, THE LEFT HAND PROPELLER HEAT FAILED TO OPERATE. THE AIRCRAFT RETURNED TO THE GATE. OUTSTATION MAINTENANCE INSPECTED AND REPAIRED A BROKEN PROPELLER DE-ICE BOOT LEAD WIRE IN ACCORDANCE WITH HARTZELL MAINTENANCE MANUAL 61-00-60. OPERATION CHECKS WERE COMPLETED.

Part: PITOT HEAD — FAILED (LEFT)

PRIOR TO TAKEOFF DURING TAXI, THE CREW NOTED A NUMBER ONE PITOT HEAT FAIL WARNING MESSAGE. THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE INSPECTED AND REPLACED THE NUMBER ONE PITOT HEAD, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 34-11-04. OPERATION CHECKS WERE COMPLETED.

Part: WINDOW — CRACKED (RT COCKPIT)

DURING CRUISE, A COCKPIT RIGHT HAND SIDE WINDOW HEAT FAIL WARNING MESSAGE ILLUMINATED. THE AIRCRAFT RETURNED TO THE FIELD. MAINTENANCE INSPECTED THE WINDOW AND IT WAS NOTED TO HAVE A CRACK. MAINTENANCE REPLACED THE COCKPIT RIGHT SIDE WINDOW IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 56-12-00. OPERATION CHECKS WERE COMPLETED, AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: DE-ICE LEAD — DEFECTIVE (LT PROP)

DURING TAXI, LT PROPELLER HEAT FAILED. CREW RETURNED TO GATE AND CONTACTED MAINTENANCE CONTROL. DEFERRED LT PROPELLER HEAT SYSTEM IN ACCORDANCE WITH MEL 30-1-3. AIRCRAFT THEN COMPLETED FLIGHT TO PIT. PIT MAINTENANCE INSPECTED AIRCRAFT AND REPAIRED BROKEN DE-ICE LEAD. OPERATIONAL CHECK OF SYSTEM GOOD AND AIRCRAFT APPROVED FOR RETURN TO SERVICE.

Part: FAN — DEFECTIVE (LT PACK)

DURING TAXI, CREW RECEIVED LT AIR CONDITIONING PACK OVERHEAD MESSAGE WITH LT HX FAN FAILURE CAS MESSAGE. CREW RETURNED TO GATE. LT HX FAN DEFERRED IN ACCORDANCE WITH MEL. LATER, MAINTENANCE REPLACED THE LT HX FAN IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 21-51-23. OPERATIONAL CHECK OF SYSTEM GOOD AND AIRCRAFT APPROVED FOR RETURN TO SERVICE.

Part: PROBE — FAILED (ENGINE)

DURING TAXI PRIOR TO TAKEOFF, THE CREW NOTED A TAT FAIL WARNING MESSAGE. THE AIRCRAFT RETURNED TO THE GATE WITHOUT ANY FURTHER PROBLEMS. MAINTENANCE INSPECTED AND REPLACED THE DUAL TEMPERATURE PROBE, IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 34-11-03. OPERATION CHECKS WERE COMPLIED WITH AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: WINDSHIELD — FAILED (RT COCKPIT)

DURING CRUISE, THE CREW NOTED A WINDSHIELD HEAT FAIL WARNING MESSAGE. RETURNED TO THE FIELD, DUE TO THE WEATHER. MAINTENANCE INSPECTED AND REPLACED THE RIGHT SIDE FRONT WINDSCREEN IN ACCORDANCE WITH DORNIER JIC 56-11-00. OPERATION CHECKS WERE SATISFACTORY AND THE AIRCRAFT WAS RETURNED TO SERVICE.

Part: ROD — DEFECTIVE (PARKING BRAKE)

WHILE IN CRUISE, THE CREW NOTED AN EMERGENCY PARKING BRAKE ACCUMULATOR AMBER WARNING INDICATION. THE CREW WAS ABLE TO EXTINGUISH THE WARNING BY FOLLOWING THE QUIK REFERENCE HANDBOOK, BUT THE MESSAGE RETURNED AFTER 10 MINUTES. IN ACCORDANCE WITH THE QUIK REFERENCE HANDBOOK THE CREW LANDED AT THE NEAREST SUITABLE AIRPORT. OUTSTATION MAINTENANCE INSPECTED AND DECLARED THE AIRCRAFT SAFE FOR A FERRY FLIGHT TO CAK. CAK MAINTENANCE INSPECTED AND FOUND THE EMERGENCY PARKING BRAKE VALVE ACTUATING ROD TO BE DEFECTIVE. THE ACTUATING ROD WAS REPLACED. THE OPERATIONAL CHECKS WERE COMPLIED WITH.

Part: FILTER — DIRTY (RT ENGINE)

ON TAKEOFF ROLL, THE CREW NOTICED A FUEL FILTER BYPASS WARNING INDICATION FOR THE RIGHT ENGINE. THE CREW ABORTED TAKEOFF AND RETURNED TO THE GATE WITHOUT FURTHER INCIDENT. MAINTENANCE INSPECTED AND REPLACED THE RIGHT HIGH PRESSURE FUEL FILTER IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 73-11-02. FUNCTION AND LEAK CHECKS WERE GOOD.

Part: LATCH MECH — MALFUNCTIONED (NLG DOOR)

AFTER TAKEOFF, HEARD A BANGING NOISE FROM THE NOSE GEAR AREA. RETURNED TO THE FIELD WITHOUT INCIDENT. MAINTENANCE FOUND THE RT NOSE LANDING GEAR DOOR UNLATCHED. INSPECTED THE DOOR AND THE LATCHING MECHANISM AND FOUND NO DEFECTS. THE DOOR WAS SECURED AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.

Part: ACTUATOR — MOISTURE CONTAM (LT/RT ELEV TRIM)

ELEVATOR TRIM FAILED WHILE AT FL290. EMERGENCY DECLARED TO ALLOW DESCENT AT UNUSUAL AIRSPEED. PROBLEM CLEARED AT 8,000 FT, AIRCRAFT LANDED WITHOUT INCIDENT. FOUND MOISTURE IN ELEVATOR TRIM ACTUATORS. REPLACED ACTUATORS IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 27-32-00, OPERATIONAL CHECK GOOD.

Part: AIR DATA COMP — DEFECTIVE (RT AVIONIC RACK)

DURING THE TAKEOFF ROLL, CREW REPORTED BEING ALERTED BY A FLIGHT GUIDANCE COMPUTER FAIL CAS MESSAGE. CREW ABORTED THE TAKEOFF AND RETURNED TO THE GATE. MX REPLACED THE NR 2 MINI AIR DATA COMPUTER IAW MM 34-11-01, GROUND CHECKED GOOD.

Part: STATIC WICK — DAMAGED (LT WING)

CREW REPORTED ENCOUNTERING TWO LIGHTNING STRIKES WHILE EN ROUTE FROM PIT TO IPT. AIRCRAFT CONTINUED ON AND LANDED IPT WITHOUT FURTHER INCIDENT. AIRCRAFT LATER FERRIED TO PIT WHERE MX INSPECTED THE AIRCRAFT I.A.W. M.M. 05-51-12. DETECTED SMALL BURN MARKS ON RADOME RIVETS AND TWO STATIC WICKS MISSING FROM LEFT WING TIP. CLEANED BURN MARKS FROM THE RADOME (NO FURTHER DAMAGE DETECTED) AND REPLACED THE STATIC WICKS. AIRCRAFT RETURNED TO SERVICE.

Part: CONNECTOR — LOOSE (LT ENGINE)

PIT - FLT 4046 - DURING THE TAKEOFF ROLL, THE CREW WAS ALERTED BY A LEFT FUEL PRESSURE LOW WARNING. CREW ABORTED THE TAKEOFF AND RETURNED TO THE GATE. PIT MX INSPECTED THE AIRCRAFT AND DISCOVERED THAT THE CANNON PLUG ON THE LEFT ENGINE FUEL PRESSURE PROBE WAS LOOSE AND DIRTY. PIT MX CLEANED AND SECURED THE CANNON PLUG CONNECTOR IAW MM 3-10-00 AND STD MX PRACTICES, GROUND CHECKED GOOD, AIRCRAFT RETURNED TO SERVICE.

Part: WINDSHIELD — DAMAGED (LT COCKPIT)

DURING CRUISE AT FL 220, CREW REPORTED HEARING A MODERATE BANG FOLLOWED IMMEDIATELY BY THE OUTER PANE OF CAPTAIN'S WINDSHIELD SHATTERING. CREW CONTINUED ON WITH THE FLIGHT, LANDED IN EVV WITHOUT FURTHER INCIDENT. MX PERSONNEL REPLACED LT WINDSHIELD IAW MM 56-11-00. AIRCRAFT RETURNED TO SERVICE.

Part: WINDSHIELD — DAMAGED (RT COCKPIT)

FLT 4153 - DURING CRUISE AT FL 190, CREW HEARD A LOUD NOISE FOLLOWED BY THE FRACTURING OF THE FIRST OFFICER'S WINDSHIELD. CREW DECREASED AIRSPEED, AND ALTITUDE. INCREASED THE CABIN PRESSURE. CREW DECLARED AN EMERGENCY AND DIVERTED TO SCE. AIRCRAFT LANDED WITHOUT FURTHER INCIDENT. PIT MX TRAVELED TO SCE WHERE THEY REPLACED THE DAMAGED WINDSHIELD IAW MM 56-11-00. AIRCRAFT WAS THEN RETURNED TO SERVICE.

Part: DV WINDOW — DEFECTIVE (LT COCKPIT)

FLT NR 4011 - EN ROUTE FROM PIT TO IAD THE CAPTAINS DV WINDOW BEGAN TO DELAMINATE. THE CREW ELECTED TO DIVERT TO CAK WHERE MX COULD REPLACE THE WINDOW. AIRCRAFT LANDED WITHOUT FURTHER INCIDENT. CAK MAINTENANCE REPLACED THE CAPTAINS SIDE DV WINDOW IAW MM 56-10-00. GROUND CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE. (M)

Part: DEICE WIRE — BROKEN (RT PROPELLER)

FLT 4154 - CREW ELECTED TO RETURN TO FIELD AFTER RT PROPELLER HEAT FAILED. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE REPAIRED BROKEN WIRE PROPELLER DE-ICE SYSTEM IAW MM 61-00-60. GROUND CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: ENGINE — OVER TORQUE (LEFT)

FLT NR 4241 - CREW EXPERIENCED AN OVER TORQUE SITUATION LEFT ENGINE DURING TAKEOFF ROLL, ABORTED TAKEOFF RETURNED TO GATE WITHOUT FURTHER INCIDENT. COMPLIED WITH ENGINE OVER TORQUE INSPECTION IAW D0328 MM 05-57-01. NO DEFECTS NOTED, REPLACED RGB SCAVANGE FILTER PER MM. AIRCRAFT RETURNED TO SERVICE. (M)

Part: POWER LEVER — LACK OF LUBE (LEFT)

FLT NR 4247 - CREW RETURNED TO GATE, WERE UNABLE TO ADVANCE LEFT POWER LEVER BEYOND FI POSITION. MAINTENANCE LUBRICATED LEFT POWER LEVER PRIMARY LOW PITCH MECHANISM IAW STD MAINTENANCE PRACTICES. GROUND CHECK GOOD, AIRCRAFT RETURNED TO SERVICE. (M)

Part: POWER LEVERS — OUT OF ADJUST (COCKPIT)

FLT 4254 - CREW REJECTED TAKEOFF. BOTH POWER LEVERS STUCK AT FLIGHT IDLE GATE, WOULD NOT ADVANCE. AIRCRAFT RETURNED TO GATE WITHOUT FURTHER INCIDENT. PIT/MX ADJUSTED FLIGHT IDLE LOCK-OUT MECHANISM IAW MM 76-00-00. OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: PULSE PICK-UP — DEFECTIVE (LT ENGINE)

FLT 4151 - DURING FLIGHT, LT ENGINE NH GAUGE BECAME ERRATIC, CREW INSTRUCTED TO RETURN TO FIELD. AIRCRAFT LANDED WITHOUT FURTHER INCIDENT. PIT/MX REPLACED LT ENGINE NH PULSE PICK-UP IAW MM 77-00-00. OPS CHECKED GOOD, AIRCRAFT RETURNED TO SERVICE.

Part: POWER LEVER — LACK OF LUBE (RIGHT)

FLT 4253 - CREW ABORTED TAKEOFF BECAUSE RIGHT POWER LEVER SEIZED IN A POSITION OF APPROXIMATELY 20 PERCENT TORQUE. AIRCRAFT RETURNED TO GATE WITHOUT FURTHER INCIDENT. PIT/MX INSPECTED AIRCRAFT, NOTICED RIGHT POWER LEVER PRIMARY LOW PITCH LOCK-OUT WAS BINDING - LUBRICATED LOCK-OUT MECHANISM IAW STANDARD MAINTENANCE PRACTICES. OPS GOOD, AIRCRAFT RETURNED TO SERVICE.