N146ZV

Part: LATCH — MALFUNCTIONED (PAX DOOR)

ON PREFLIGHT, CREW COULD NOT GET CABIN DOOR TO LATCH. MECHANIC SECURED THE DOOR AND THE AIRCRAFT WAS FERRIED. MORE TO BE ADDED WHEN ADL IS RECEIVED.

Part: ACTUATOR — INOPERATIVE (NLG STEERING) · airframe 25,870 hrs · 37,808 cycles

DURING TAXI OUT, THE NOSE WHEEL STEERING FAILED MANUAL CASTER MODE, SINCE CAPT. KNEW THAT CONDITION WAS DEFERRABLE HE CONTINUED ON TO THE NEXT STATION. AFTER ARRIVING, DURING WALK AROUND INSPECTION HE DETECTED THE FAILURE OF THE ACUATOR. PROCEDURE 32-4 WAS PERFROMED AND THE AIRCRAFT WAS FERRIED WHERE ACTUATOR WAS REMOVED AND REPLACED BY MAINTENANCE.

Part: SWITCH — OUT OF ADJUST (TE FLAPS) · airframe 25,558 hrs · 37,375 cycles

FLAP HANDLE WAS SELECTED TO 17 DEGREES AND THEY WENT TO 35 DEGREES UNCOMMANDED. AIRCRAFT LANDED WITH NO FURTHER INCIDENT. MAINTENANCE CLEANED AND ADJUSTED FLAP SWITCH, OPS CHECKED NORMAL NO PARTS WERE USED.

Part: CONTROL SYSTEM — OUT OF ADJUST (TE FLAPS) · airframe 25,543 hrs · 37,359 cycles

ON APPROACH, CREW PLACED THE FLAP HANDLE TO 17 DEGREES. THE FLAPS CONTINUED TO EXTEND TO 35 DEGREES THUS CAUSING THE OVERSPEED OF THE FLAPS. THE AIRCRAFT LANDED WITH NO FURTHER INCIDENT. MAINTENANCE CAME AND C/W WITH THE FLAP INSPECT IAW BMM 05-50-00 PG 201. NO DAMAGE WAS NOTED. ADJUSTED FLAP SWITCH DETENT IAW BMM 27-50-00.

Part: SKIN — BIRD STRIKE (LT WING)

BIRD STRIKE DAMAGE TO LT WING CENTER LEADING EDGE. DAMAGE 6IN X 3IN X 1IN DEEP. DAMAGE REPAIRED IAW AIR MIDWEST TO 1900-57-20-0006.

Part: FRAME — CRACKED (FUSELAGE) · airframe 23,491 hrs · 34,357 cycles

CRACKED INNER SKIN AND FRAME. MAINTENANCE REPAIRED IAW SRM 51-70-00 AND 51-70-15. MORE INFORMATION WILL BE AVAILABLE AT A LATER TIME.

Part: STRINGER — CRACKED (BS 163) · airframe 23,491 hrs · 34,357 cycles

FOUND STRINGER 3R AT FS 163.9 CRACKED. MAINTENANCE FABRICATED AND INSTALLED DOUBLER.

Part: FRAME — CRACKED (BS 150) · airframe 23,491 hrs · 34,357 cycles

FOUND CRACKED INNERSKIN AND FRAME (ASD) STA 150.6. MAINTENANCE REPAIRED THE PROBLEM.

Part: STRINGER — CRACKED (BS 163)

FOUND STRINGER 3R AT FS 163.9. CRACKED. MAINTENANCE REMOVED CORROSION AND TREATED FASTENERS WITH ALODINE. THEREFORE NO PARTS WERE USED.

Part: FRAME — CRACKED (BS 456) · airframe 23,491 hrs · 34,357 cycles

FOUND FRAME ANGLE AT FS 456 CRACKED. MAINTENANCE INSPECTED AND NO CRACKS WERE NOTED. THEREFORE NO PARTS WERE USED.

Part: ANGLE — CRACKED (BS 400) · airframe 23,491 hrs · 34,357 cycles

FOUND LEFT FS 400 1 FT ABOVE FLOOR CRACKED. MAINTENANCE FABRICATED REPAIR ANGLE AND INSTALLED.

Part: SPLICE PLATE — CRACKED (BS 434) · airframe 23,491 hrs · 34,357 cycles

FOUND FS 434 CRACKED SPLICE PLATE SIDEWALL. MAINTENANCE REPAIRED THE SPLICE PLATE SIDEWALL.

Part: STRINGER — CRACKED (BS 456) · airframe 23,491 hrs · 34,357 cycles

STRINGER 12 AT FS 456 RT CRACKED. MAINTENANCE REPAIRED STRINGER WHILE AIRCRAFT WAS IN STRUCTURAL REPAIR.

Part: STRINGER — CORRODED (FUSELAGE) · airframe 23,491 hrs · 34,357 cycles

CORRSION FOUND ON FASTENERS FS 150-183 AND STRINGER 1-3R. MAINTENANCE REMOVED CORROSION AND TREATED FASTENERS WITH ALODINE.

Part: WIRE — CHAFED (MLG) · airframe 22,088 hrs · 32,379 cycles

DEPARTING OMA RETRACTED GEAR, C/B TRIPPED. RESET C/B, GEAR THEN RETRACTED, C/B TRIPPED AGAIN. DID NOT RESET 2ND TIME PER CHECK LIST. DIVERTED TO HON MANUAL EXTENSION. MX THEN SECURED LANDING GEAR AND TOWED A/C TO GATE. REPAIRED CHAFED WIRE ON HYDRO GROUND.

Part: YAW DAMPER — MALFUNCTIONED (RUDDER PEDALS) · airframe 22,009 hrs · 32,261 cycles

WHEN YAW DAMPER SYS ON, CREW EXPERIENCED A MOMENTARY STIFFNESS IN THE RUDDER PEDALS. CREW SHUT OFF THE YAW DAMPER AND CONTINUED FLIGHT WITH NO FURTHER INCIDENT. PERFORMED TAXI TEST. INSPECTED, OPS CHECK NORMAL AT THIS TIME.

Part: BRAKE — MALFUNCTIONED (MLG) · airframe 20,295 hrs · 29,688 cycles

WHILE AIRCRAFT ARRIVED IN FARMINGTON, NEW MEXICO ON FLIGHT 715 THE PARKING BRAKE WHEN APPLIED THE PEDALS WERE MUSHY. MAINTENANCE BLED THE BRAKES. THE AIRCRAFT RETURNED TO SERVICE. NO PARTS WERE USED.

Part: BRAKE — MALFUNCTIONED (MLG) · airframe 20,171 hrs · 29,508 cycles

BRAKES MUSHY ON CAPT'S SIDE WHEN THE PARKING BRAKE WAS SET. BLEED THE BRAKES.

Part: INDICATOR — INOPERATIVE (MLG) · airframe 18,911 hrs · 27,624 cycles

UPON ARRIVAL, ON FLIGHT 700, THE LANDING GEAR HANDLE DOWN, NO GREEN INICATORS ON. THE RIGHT MAIN MANUAL EXTENSION WAS PERFORMED. FLYBY TOWER CONFIRMED GEAR APPEARED DOWN. THE AIRCRAFT LANDED WITH NO FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLACED THE GEAR DOWN INDICATOR. MORE INFORMATION WILL BE AVAILABLE AT A LATER DATE.

Part: INTERCOSTAL — CRACKED · airframe 17,578 hrs · 25,752 cycles

AFTER TAKE OFF FROM HOT SPRINGS ARKANSAS, THE AIRCRAFT EXPERIENCED A VIBRATION PROBLEM. THE CARGO DOOR ANNUNCIATOR WAS EXTINGUISHED PRIOR TO #2 ENGINE START. TAKE OFF ROLL WAS NORMAL. JUST AFTER ROTATION, A STRONG VIBRATION BEGAN. THE LANDING GEAR RETRACTED AND THE ENGINE INSTRUMENTS WERE NORMAL. THE AIRCRAFT WAS THEN RETURNED TO FIELD AND THE CARGO DOOR WAS FOUND OPEN. HOWEVER THE CARGO DOOR ANNUNCIATOR LIGHT FAILED TO ILLUMINATE. THE CORRECTIVE ACTION WAS THAT MAINTENANCE REMOVED AND REPLACED 3 CRACKED INTERCOSTALS, DORSEL FIN AND 2 SHOCKS. THEY ALSO RIG CHECKED THE DOOR. NO TEARDOWN REPORT WILL BE REQUIRED. REFER TO CONTROL #045447.

Part: INTERCOSTAL — FAILED (CARGO DOOR) · airframe 17,578 hrs · 25,752 cycles

AFTER TAKEOFF, THE AIRCRAFT EXPERIENCED A VIBRATION PROBLEM. THE CARGO DOOR ANNUNCIATOR WAS EXTINGUISHED PRIOR TO NR 2 ENGINE START. TAKE OFF ROLL WAS NORMAL. JUST AFTER ROTATION, A VIBRATION BEGAN. THE LANDING GEAR RETRACTED AND THE ENGINE INSTRUMENTS WERE NORMAL. THE AIRCRAFT WAS THEN RETURNED TO FIELD AND THE CARGO DOOR WAS FOUND OPEN. HOWEVER THE CARGO DOOR ANNUNCIATOR LIGHT FAILED TO ILLUMINATE. THE CORRECTIVE ACTION WAS THAT MAINTENANCE REMOVED AND REPLACED 3 CRACKED INTERCOSTALS, DORSEL FIN AND 2 SHOCKS. THEY RIG CHECKED THE DOOR. NO TEARDOWN REPORT WILL BE REQUIRED. REFER TO CONTROL NR045447.

Part: INTERCOSTAL — FAILED (CARGO DOOR) · airframe 17,578 hrs · 25,752 cycles

AFTER TAKE OFF, THE AIRCRAFT EXPERIENCED A VIBRATION PROBLEM. THE CARGO DOOR ANNUNCIATOR WAS EXTINGUISHED PRIOR TO NR 2 ENGINE START. TAKE OFF ROLL WAS NORMAL. JUST AFTER ROTATION, A STRONG VIBRATION BEGAN. THE LANDING GEAR RETRACTED AND THE ENGINE INSTRUMENTS WERE NORMAL. THE AIRCRAFT WAS THEN RETURNED TO FIELD AND THE CARGO DOOR WAS FOUND OPEN. HOWEVER, THE CARGO DOOR ANNUNCIATOR LIGHT FAILED TO ILLUMINATE. MAINTENANCE REMOVED AND REPLACED 3 CRACKED INTERCOSTALS, DORSEL FIN AND 2 SHOCKS. THEY ALSO RIG CHECKED THE DOOR.

Part: INTERCOSTAL — FAILED (CARGO DOOR) · airframe 17,578 hrs · 25,752 cycles

AFTER TAKEOFF, THE AIRCRAFT EXPERIENCED A VIBRATION PROBLEM. THE CARGO DOOR ANNUNCIATOR WAS EXTINGUISHED PRIOR TO NR2 ENGINE START. TAKE OFF ROLL WAS NORMAL. JUST AFTER ROTATION, A STRONG VIBRATION BEGAN. THE LANDING GEAR RETRACTED AND THE ENGINE INSTRUMENTS WERE NORMAL. THE AIRCRAFT WAS THEN RETURNED TO FIELD AND THE CARGO DOOR WAS FOUND OPEN. HOWEVER THE CARGO DOOR ANNUNCIATOR FAILED TO ILLUMINATE. THE CORRECTIVE ACTION WAS THAT MAINTENANCE REMOVED AND REPLACED 3 CRACKED INTERCOSTALS, DORSEL FIN AND 2 SHOCKS. THEY ALSO RIG CHECKED DOOR. NO TEARDOWN REPORT WILL BE REQUIRED. REFER TO CONTROL NR045447.

Part: INTERCOSTAL — FAILED (FUSELAGE) · airframe 17,578 hrs · 25,752 cycles

AFTER TAKE OFF THE AIRCRAFT EXPERIENCED A VIBRATION PROBLEM. THE CARGO DOOR ANNUNCIATOR WAS EXTINGUISHED PRIOR NR 2 ENGINE START. TAKE OFF ROLL WAS NORMAL. JUST AFTER ROTATION, A STRONG VIBRATION BEGAN. THE LANDING GEAR RETRACTED AND THE ENGINE INSTRUMENTS WERE NORMAL. THE AIRCRAFT WAS THEN RETURNED TO FIELD AND THE CARGO DOOR WAS FOUND OPEN. HOWEVER THE CARGO DOOR ANNUNCIATOR FAILED TO ILLUMINATE. THE CORRECTIVE ACTION WAS THAT MAINTENANCE REMOVED AND REPLACED 3 CRACKED INTERCOSTALS, DORSAL FIN AND 2 SHOCKS. THEY ALSO RIG CHECKED THE DOOR. NO TEARDOWN REPORT WILL BE REQUIRED.

Part: PRESSURE PANEL — CHAFED (FUSELAGE) · airframe 17,545 hrs · 25,707 cycles

WHILE PERFORMING AND "A" CHECK ON THE LT ENGINE TRUSS, MAINTENANCE FOUND THE LT/RT PRESSURE PLATES EXHIBIT RIVET HEAD CONTACT. MAINTENANCE REPAIRED THE PRESSURE PLATE CHAFING. NO TEARDOWN REPORT WILL BE REQUIRED.

Part: SWITCH — FAILED (RIGHT)

FLT 110 - DEN-COS - ON APPROACH, THE CAPTAIN REPORTED THE RIGHT PORP APPEARED TO FEATHER BRIEFLY. THE AIRCRAFT WAS FERRIED TO FMN, WHERE MAINTENANCE TROUBLESHOT AND REMOVED AND REPLACED THE RIGHT ENGINE LOW PRESSURE AUTOFEATHER SWITCH AND THE LEFT ENGINE HIGH PRESSURE AUTOFEATHER SWITCH. OPS CHECK GOOD. THE AIRCRAFT RETURNED TO SERVICE. (M)

Part: SWITCH — FAILED (LEFT)

FLT 110 - DEN-COS - ON APPROACH, THE CAPTAIN REPORTED THE RIGHT PORP APPEARED TO FEATHER BRIEFLY. THE AIRCRAFT WAS FERRIED TO FMN, WHERE MAINTENANCE TROUBLESHOT AND REMOVED AND REPLACED THE RIGHT ENGINE LOW PRESSURE AUTOFEATHER SWITCH AND THE LEFT ENGINE HIGH PRESSURE AUTOFEATHER SWITCH. OPS CHECK GOOD. THE AIRCRAFT RETURNED TO SERVICE. (M)

Part: DOWNLOCK SWITCH — FAILED (NLG)

FLT 407 - ROW-ABQ - ON APPROACH TO ABQ WITH GEAR SELECTED DOWN, PILOT DID NOT HAVE GREEN NOSE INDICATION AND RED HANDLE WAS STILL ILLUMINATED. CREW DECLARED EMERGENCY, PERFORMED FLYBY OF TOWER TO VERIFY GEAR WAS DOWN, AND LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED NOSE DOWNLOCK SWITCH. OPS CHECK GOOD, AIRCRAFT WAS RETURNED TO SERVICE. (M)

Part: SWITCH — OUT OF ADJUST (NLG)

FLT 551 - ALM-ABQ - CREW REPORTED WITH THE LNDING GEAR HANDLE IN DOWN POSITION, PILOT COULD NOT GET NOSE GREEN DOWN AND LOCKED INDICATION. RED GEAR HANDLE LIGHT WAS ILLUMINATED, BUT THERE WAS NO AUDIBLE WARNING. PILOT HAND PUMPED GEAR BUT DID NOT RECEIVE A GREEN LIGHT. CREW DECLARED AN EMERGENCY. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE ADJUSTED THE NOSE UPLOCK SWITCH AND PERFORMED A GEAR RETRACTION. OPS CHECK GOOD. AIRCRAFT WAS RETURNED TO SERVICE. (M)

Part: BULB — FAILED (LT MLG)

FLT 407 - ROW-ABQ - CREW REPORTED, NO LEFT MAIN GEAR INDICATION. CREW VISUALLY VERIFIED GEAR WAS DOWN. CAPTAIN PUMPED GEAR DOWN UNTIL FELT RESISTANCE. CREW DECLARED AN EMERGENCY AND PROCEEDED TO LAND. AIRCRAFT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLACED THE BULB IN THE MAIN LANDING GEAR ANNUNCIATOR ASSY. AIRCRAFT WAS RETURNED TO SERVICE. (M)

Part: HANDLE ASSY — LACK OF LUBE (LT EMER EXIT)

DURING NIGHT MAINTENANCE, THE LT EMERGENCY EXIT WAS FOUND HARD TO OPERATE. MAINTENANCE LUBRICATED THE HANDLE ASSY. OPS CHK GOOD. AIRCRAFT RETURNED TO SERVICE. AC TTL HRS: 5,924. AC TTL CYCLES: 9,665. (X)