N205AM

Part: CONTROL VALVE — LEAKING (THRUST REVERSER) · airframe 52,049 hrs · 34,384 cycles

DURING TRANSIT CHECK, A HYD LEAK ON THE RT ENG WAS DETECTED. MX TIGHTENED HYDRAULIC LINE AND REPLACED AND TESTED THE RT ENG REVERSE CONTROL VALVE IAW AMM 78-31-04, ALL CORRECT.

Part: ENGINE — VIBRATION (RIGHT)

CAPTAIN REPORTED STRONG VIBRATION IN RT ENGINE WITH EPR`S BETWEEN 1.7 AND 1.75. TECHS VERIFIED THE RT ENGINE CONDITION AND PERFORMED OPERATIONAL TEST IAW AMM 71-00-01 FOUND ALL CORRECT. VIBRATION WAS WITHIN LIMITS (0.4 UNITS INDICATED). (K)

Part: CSD — DAMAGED (LEFT) · airframe 50,524 hrs · 33,243 cycles

DURING PUSH BACK, CAPTAIN REPORTED THAT AFTER STARTED THE LEFT ENGINE, THE CSD LIGHT TURNED ON AND TEMPERATURE REACHED 150 DEGREES CELSIUS, SO ABNORMAL PROCEDURE WAS ACCOMPLISHED. MAINTENANCE PERSONNEL DETECTED THE LEFT CSD OIL LEVEL IN RED RANGE, SO THE EXCESSIVE OIL WAS DRAINED UNTIL YELLOW RANGE. DURING TRANSIT CHECK AT MEX, THE LEFT CSD AND OIL EXCHANGER WERE REPLACED IAW MM 24-13-01 AND 24-14-01, TESTED CORRECT.

Part: SOCKET — BURNED (CABIN LIGHT) · airframe 49,849 hrs · 32,745 cycles

DURING TRANSIT CHECK, A BURNED ODOR WAS DETECTED IN PASSENGERS CABIN. MAINTENANCE PERSONNEL CHECKED AFFECTED AREA AND A LAMP IN RAW 3 WAS DETECTED OVERHEATED. THE LAMP WAS REPLACED IAW MM 33-21-03 BUT FAILURE CONTINUED. AIRCRAFT WAS SENT TO THE HANGAR AND DURING CHECK, THE LOWER SIDE WALL LIGHT SOCKET WAS DETECTED BURNED, SO IT WAS REPLACED IAW MM 33-22-18, TESTED CORRECT.

Part: DOOR — DAMAGED (FWD SERVICE) · airframe 48,351 hrs · 31,683 cycles

DURING TRANSIT CHECK, AIRCRAFT WAS HIT IN THE FORWARD SERVICE DOOR BY A CATERING SERVICE TRUCK. MAINTENANCE PERSONNEL REPLACED THE DOOR IAW MM 52-41-00, PRESSURIZATION TEST WAS CORRECT.

Part: BLADE — FOD (LT ENGINE) · airframe 49,262 hrs · 31,806 cycles

DURING TRANSIT CHECK, A LEFT ENGINE BLADE WAS DETECTED DAMAGED WITH 1INCH LENGTH, 0.640 INCH WIDTH IN THE MIDSPAN AND 0.359 INCH DEPTH. THE FIRST STAGE BLADES SET WAS REPLACED IAW MM 72-33-21, PAGE 401 AND ENGINE VIBRATION CHECK WAS PERFORMED IAW MM 72-00-00, PAGE 501, TESTED CORRECT.

Part: PANEL — LEAKING (RT WING) · airframe 46,435 hrs · 30,523 cycles

DURING TRANSIT CHECK, CAPTAIN REPORTED A FUEL LEAK ON THE RT WING. DURING MAINTENANCE CHECK, A LEAK WAS DETECTED IN THE RT WING UPPER PANEL. TWO NUTS WERE REPLACED IAW SRM 51-30-2 AND PANEL WAS SEALED AGAIN, TESTED CORRECT.

Part: WIRE — BROKEN (PROXIMITY SENSOR) · airframe 46,322 hrs · 30,455 cycles

AIRCRAFT RETURNED TO PLATFORM, (RUDDER TRAVEL UNRESTRICTED) LIGHT REMAINED OFF. PROXIMITY SWITCH WAS REPLACED AND TESTED, BUT FAILURE CONTINUED. AIRCRAFT WAS SENT TO THE HANGAR AND WIRING WAS CHECKED, DETECTING A SENSOR LINE BROKEN. WIRING SENSOR WAS REPAIRED IAW WDM 27-22-11, TESTED CORRECT.

Part: WIRE — DAMAGED (OXYGEN SYS) · airframe 45,955 hrs · 30,225 cycles

CAPTAIN REPORTED THAT DURING LANDING ROLL, SPARKS AND SMOKE CAME APPARENTLY FROM THE ACCESS DOOR SYSTEM BOX (SIMULTANEOUSLY THE CABIN PRESSURE LOST ALARM CAME ON IN THE PASSENGERS CABIN). DURING TRANSIT CHECK, FLIGHT COMPARTMENT DOOR SAFETY CATCH AND OXYGEN MASK SHOT SWITCH ELECTRICAL WIRES WERE DETECTED BURNED. THE TEN ELECTRICAL WIRES WERE PROVISIONALLY REPAIRED, THE FLIGHT COMPARTMENT DOOR SAFETY CATCH WAS TESTED IAW WDM 52-52-00 AND THE PASSENGER OXYGEN MASK TEST WAS PERFORMED IAW MM 5-00-00, ALL CORRECT. DURING TRANSIT CHECK, THE OXYGEN SYSTEM WIRING WAS FINAL REPAIRED IAW SWPM 20-50-01 AND WDM 35-24-01, 23-51-01 AND 33-14-0, TESTED CORRECT.

Part: WIRE — SHORTED · airframe 45,955 hrs · 30,225 cycles

CAPTAIN REPORTED THAT DURING LANDING WERE DETECTED SPARKS AND SMOKE, FROM THE ACCESS DOOR SYSTEM BOX ELECTRICAL WIRING (SIMULTANEOUSLY, THE CABIN OF PRESSURE ALARM CAME ON IN THE PASSENGERS CABIN). DURING TRANSIT CHECK, COCKPIT SECURITY DOOR LATCH AND OXYGEN MASK EJECT SWITCH WERE DETECTED BURNED. WIRING WAS PROVISIONALLY REPAIRED, THE COCKPIT SECURITY DOOR LATCH WAS TESTED IAW WDM 52-52-00 AND THE PASSENGER OXYGEN MASKS TEST WAS PERFORMED IAW MM 5-00-00, ALL CORRECT. DURING TRANSIT CHECK, PERMANENT REPAIR WAS PERFORMED TO THE OXYGEN SYSTEM WIRING IAW SWPM 20-50-01 AND WDM 35-24-01, 23-51-01 AND 33-14-0, TESTED CORRECT.

Part: ACM — FAILED (A/C BAY) · airframe 45,266 hrs · 29,806 cycles

DURING TRANSIT CHECK, LEFT AIR CONDITIONING PACK WAS DETECTED WITH HIGH TEMPERATURE, CABIN SUPPLY TEMPERATURE WAS 40 DEGREES CELSIUS. AIRCRAFT WAS SENT TO THE HANGAR AND DURING OVERNIGHT CHECK THE LEFT TURBINE COOLING WAS REPLACED IAW MM 21-51-01, TESTED CORRECT.

Part: SHUTOFF VALVE — LEAKING (RUDDER) · airframe 43,882 hrs · 28,928 cycles

AIRCRAFT RETURNED TO PLATFORM, DURING TAXING, THE RT PRESSURE AND QUANTITY HYDRAULIC SYSTEM WAS LOST. DURING MAINTENANCE REVISION, THE RUDDER SHUTOFF VALVE WAS LEAKED AND IT WAS REPLACED IAW MM 27-20-08, TESTED CORRECT.

Part: STARTER — FAILED (RT AIRTURB START) · airframe 43,813 hrs · 28,876 cycles

AIRCRAFT RETURNED TO PLATFORM, RT ENGINE DID NOT START. DURING MAINTENANCE REVISION, IT WAS DETECTED THE RT ENGINE WITHOUT TURN IN N2. THE RT ENGINE STARTER WAS REPLACED IAW MM 80-10-01, TESTED CORRECT.

Part: CYLINDER — LEAKING (NLG STEERING) · airframe 42,470 hrs · 28,038 cycles

DURING TRANSIT CHECK WAS DETECTED HYDRAULIC LEAK IN RIGHT NOSE WHEEL STEERING CYLINDER. AIRCRAFT WAS SENT TO THE HANGAR AND RIGHT NOSE WHEEL STEERING CYLINDER WAS REPLACED IAW MM 32-5202, TESTED CORRECT.

Part: SENSOR — DIRTY (RUDDER TRAVEL) · airframe 42,456 hrs · 28,029 cycles

AIRCRAFT RETURNED TO PLATFORM, DURING TAXING AND FLIGHT CONTROL TESTS THE RUDDER TRAVEL UNRESTRICTED LIGHT TURNED OFF. THE D1-33 AND D1-34 TARGET SENSORS WERE CLEANED AND ADJUSTED IAW MM 27-20-00, TESTED CORRECT. DURING OVERNIGHT SERVICE, THE TARGET SENSORS OF RUDDER TRAVEL UNRESTRICTED LIGHT WERE TESTED IAW MM 27-20-00, ALL CORRECT.

Part: CSD — FAILED (RIGHT ENGINE) · airframe 41,934 hrs · 27,720 cycles

AIRCRAFT ARRIVED WITH DEFERRED REPORT OF RIGHT CSD OIL PRESSURE LOW LIGHT TURNED ON AND BEFORE TO ENGINES STARTED, THE APU OIL TEMPERATURE HIGH LIGHT TURNED ON. ABNORMAL PROCEDURE WAS PERFORMED AND LIGHT CONTINUED ON. AIRCRAFT WAS SENT TO THE HANGAR AND DURING OVERNIGHT SERVICE, THE RIGHT CSD AND OIL COOLER WERE REPLACED IAW 24-10-01 / 03 RESPECTIVELY AND THE APU WAS REPLACED TOO IAW MM 49-10-00, TESTED CORRECT.

Part: SKIN — DAMAGED (NR 2 SLAT) · airframe 41,242 hrs · 27,301 cycles

DURING TRANSIT CHECK WERE DETECTED FUEL PANEL AND SLAT NR 2 DAMAGED. INSPECTION WAS PERFORMED AND DAMAGES WERE DETECTED OUT OF LIMITS, THEREFORE AIRCRAFT WAS SENT TO THE HANGAR. SLAT NR 2 AND FUEL PANEL WERE REPLACED IAW MM 27-80-01 AND 57-30-03, RESPECTIVELY, TESTED CORRECT.

Part: FUEL CONTROL — FAILED (LEFT) · airframe 41,173 hrs · 27,251 cycles

CAPTAIN REPORTED LEFT ENGINE WITH N2 47 PERCENT IN IDLE POSITION. DURING MAINTENANCE REVISION WAS DETECTED LEFT ENGINE WITH N2 52 PERCENT, EPR 1.03; ENGINE STABILIZED AT N2 50 PERCENT, EPR 1.03. WHEN LEFT AIR CONDITIONING SWITCH WAS OPERATED N2 48 PERCENT, EPR 1.02 AND WITH ELECTRICAL CHARGES N2 TREND TO LET OUT OF SERVICE LEFT GENERATOR. ENGINES WERE SHUTDOWN AND AIRCRAFT WAS SENT TO THE HANGAR, FCU WAS REPLACED IAW MM 73-20-01, TRIMMING AND ADJUSTMENT WERE PERFORMED IAW MM 71-00-00, TESTED CORRECT.

Part: COUPLER — BROKEN (START VALVE) · airframe 40,965 hrs · 27,110 cycles

DURING ENGINES START, LEFT ENGINE WAS NOT STARTED, START VALVE WAS OPENED MANUALLY AND FAIL CONTINUE. AIRCRAFT RETURNED TO PLATFORM AND DURING MAINTENANCE REVISION, ENGINE START COUPLER WAS DETECTED BROKEN. ENGINE START COUPLER WAS REPLACED IAW MM 72-61-00, TEST CORRECT.

Part: SENSOR — DAMAGED (NLG) · airframe 40,880 hrs · 27,038 cycles

A/C RETURNED, DUE TO "UNSAFE NLG" LIGHT TURNED ON & STRONG NOISE DETECTED. A/C SENT TO HANGAR & NOSE L/G DOORS INSPECT, DOORS TEST & EXTENSION/RETRACTION TEST WERE PERFORMED IAW MM 32-20-00, 32-22-01, 32-30-00, RESPECTIVELY, ALL CORRECT. DURING CLIMB IN NEXT FLT, A/C RETURNED OF FLT BY SAME FAILURE & A/C SENT TO HANGAR AGAIN. DURING OVERNIGHT SERVICE, NLG STRUT SERVICED, NLG DOORS PRECHARGE CHECKED, GEAR UP & LOCKED SENSOR & NLG ACTUATOR REPLACED, EXTENSION/RETRACTION TEST PERFORMED IAW MM 32-21-02, 32-22-01, 32-60-05, 32-32-06 AND 32-30-00, RESPECTIVELY. SENSORS D1-31 AND D1-32 WERE CHECKED & SENSOR D1-31 WAS REPLACED IAW MM 32-60-00, ALL CORRECT. O/W INSPECT PERFORMED IAW MM 05-51-04 AND TEST FLT WAS PERFO

Part: CONTROL VALVE — FAILED (NLG STEERING) · airframe 40,822 hrs · 26,991 cycles

CAPTAIN REPORTED THAT DURING TAXING AND TAKE OFF, AIRCRAFT TURNED TO THE RT SIDE. STEERING WAS CHECKED AND WHEELS WERE TURNED .5000 INCH TO THE RT SIDE OF STEERING INDICATOR CENTER. CABLES, PULLEYS, PRESSURE TIRES AND STEERING CONTROL VALVE TRIMMING PIN, WERE CHECKED, BEING ALL CORRECT. AIRCRAFT WAS SENT TO THE HANGAR AND STEERING CONTROL VALVE WAS REPLACED, DIRECTIONAL CONTROL SYSTEM TRIM WAS PERFORMED AND NOSE LANDING GEAR RT WHEEL WAS REPLACED, IAW MM 32-52-01, 32-51-00 AND 32-40-02, RESPECTIVELY, TESTS WERE CORRECT.

Part: SERVO VALVE — LEAKING (HYD SYSTEM) · airframe 39,469 hrs · 26,203 cycles

DURING TRANSIT CHECK, HYDRAULIC LIQUID LEAK WAS DETECTED ON RT MAIN LANDING GEAR WELL, BOTH SYSTEMS WERE PRESSURIZED, BRAKES AND CONTROL SURFACES WERE ACTUATED AND LEAK WAS DETECTED ON ANTI-SKID RT DOUBLE SERVO VALVE. SERVO VALVE WAS REPLACED IAW MM 32-43-02, TEST CORRECT.

Part: EXTINGUISHER — ACTIVATED (TAIL CONE) · airframe 39,633 hrs · 26,191 cycles

DURING TRANSIT CHECK, CAPTAIN REPORTED (EXTINGUISHER AGENT NR 1) LIGHT TURNED ON. FIRE EXTINGUISHER WAS DETECTED ACTIVATED BY HIGH TEMPERATURE IN TAIL CONE AND COMPRESSOR CLAMP WAS LOOSEN. FIRE EXTINGUISHER AND CLAMP WERE REPLACED IAW MM 26-20-00, LEAKS TEST CORRECT. DURING OVERNIGHT SERVICE, LEAKS CHECK WAS PERFORMED ON LT AUGMENTATION VALVE, LT FLOW CONTROL VALVE AND LT REGULATOR VALVE, ALL CORRECT.

Part: WIRE — FAILED (SENSOR) · airframe 39,597 hrs · 26,169 cycles

AIRCRAFT RETURNED TO PLATFORM, "LEFT AIR COND SUPPLY TEMP HI" LIGHT TURNED ON. BREAKER B1-251 WAS RESEATED, TEMPERATURE SENSOR AND THERMAL SWITCH WERE DISCONNECTED AND FAIL CONTINUE. ENGINES WERE SHUTDOWN AND LIGHT WAS DEFERRED IAW MEL 21-2. DURING OVERNIGHT SERVICE, SENSOR WIRING WAS REPAIRED IAW MM 20-50-01 AND WDM 21-61-04, TEST CORRECT.

Part: EXTINGUISHER — ACTIVATED (NR 2) · airframe 39,539 hrs · 26,124 cycles

DURING TRANSIT CHECK, FIRE EXTINGUISHER NR 2 WAS ACTIVATED WITHOUT APPARENT CAUSE. AIR CONDITIONING SYSTEM WAS CHECKED BY LEAKS AND COOLING TURBINE CLAMP AND DUCT WERE DETECTED LOOSEN. CLAMP AND DUCT WERE ADJUSTED AND FIRE EXTINGUISHER WAS REPLACED IAW MM 26-20-01, ALL CORRECT.

Part: TIRE — FAILED (MLG) · airframe 39,039 hrs · 25,798 cycles

DURING TRANSIT CHECK CAPTAIN REPORTED THAT AIRCRAFT TURNED TO THE LT DURING TAXING AND NOSE LANDING GEAR INDICATOR PIN EXTENDED ALL THE TIME. AIRCRAFT WAS SENT TO THE HANGAR AND DURING OVERNIGHT SERVICE, THE NOSE LANDING GEAR TIRES WERE REPLACED IAW MM 32-40-02 AND NOSE LANDING GEAR VISUAL INDICATOR WAS ADJUSTED IAW MM 32-60-06, TEST CORRECT.

Part: SWITCH — FAILED (OIL FILTER)

FLT 944 - MEX-CUN - AIRCRAFT PERFORMED AN UNSCHEDULED LANDING AT VER AS A CONSEQUENCE DURING FLIGHT, THE RIGHT OIL STRAINER CLOGGING LIGHT TURNED ON. NO METALLIC BURRS WERE DETECTED DURING MAIN FILTER. LP5 AND LP6 OIL RESTRICTORS WERE CLEANED WITH AIR BUT FAILURE CONTINUED DURING ENGINES RUNNING TEST. ELECTRICAL CONNECTOR ON THE OIL FILTER TRANSMITTER WAS DISCONNECTED AND FAIL WAS DEFERRED IAW MEL 79-5 CAT B. AT CUN, THE SWITCH WAS REPLACED AND OIL FILTER WAS CHECKED AND BLOW WITH AIR IAW MM 79-30-00. DURING OVERNIGHT SERVICE, OIL MAIN FILTER WAS REPLACED AN ALL THE SYSTEM WAS CHECKED AND CLEANED, ALL CORRECT. (M)

Part: PROXIMITY SENSOR — MALFUNCTIONED (RUDDER)

FLT 6428 - MEX-LAS - CAPTAIN REPORTED THAT DURING FLIGHT CONTROL TEST WITH THE RT RUDDER THE BLUE LIGHT OF 'RUDDER TRAVEL UNRESTRICTED' REMAINED ON. AT HANGAR, THE RUDDER PROXIMITY SENSORS WERE VERIFIED AND IT WAS DETECTED A TROUBLE IN ONE SENSOR TARGET. THE PROXIMITY SENSORS D1-33 AND D1-34 WERE ADJUSTED AND THE SYSTEM WAS TESTED IAW MM 27-20-00, ALL CORRECT. (M)

Part: WIRE HARNESS — DAMAGED (RUDDER PROX SW)

FLT 605 - DFW-MEX - AIRCRAFT RETURNED TO PLATFORM, DURING THE TAXI THE LIGHT OF 'RUDDER TRAVEL UNRESTRICTED' DID NOT COME ON. THE SYSTEM WAS REVISED AND THE WIRE BUNDLE OF THE PROXIMITY SENSOR D1-33 WAS FOUND WITH DAMAGES. THE WIRE BUNDLE WAS REPAIRED IAW MM 20-20, STANDARD PRACTICES, AND THE SYSTEM WAS TESTED IAW MM 27-33-00 AND 27-20-06, ALL CORRECT. (M)

Part: TIRE — DEBONDED (LT MLG)

AFTER LANDING WAS LISTED AN STRONG NOISE IN THE MAIN LANDING GEAR. DURING REVISION OF THE MENTIONED AREA WERE FOUND SEVERAL DAMAGES IN THE NEARBY AREA OF THE LEFT MLG CAUSED BY A TREAD SEPARATION. AC WAS CARRIED TO THE HANGAR TO REPAIR THE FOLLOWING AFFECTED ITEMS: THE TORQUE LINK DAMPER, INBOARD FLAP, TRAILING EDGE LOWER FIXED PANEL, MLG FIXED DOOR, MLG WATER SPREAD DEFLECTOR, MLG FIXED DOOR FWD AND AFT RODS, MLG FITTING LOWER SURFACE, BREAK AFT HOSE QUICK DISCONNECT COUPLING.

Part: TUBE — CLOGGED (OIL SYSTEM)

FLT 440 - GDL-MTY - AIRCRAFT RETURN TO PLATFORM, DURING TAXIING THE CLOGGING LIGHT OIL ENGINE NR 2 ON. THE RESTRICTORS LP5 AND LP6 WERE CLEANED, BOTH ENDS LP5 AND LP6 TUBES WERE SERVICED WITH AIR PRESSURE TO REMOVE ANY CONTAMINATION AND THE DIFFERENTIAL PRESSURE SWITCH CONNECTOR PINS WERE VERIFIED FOR CONDITION. AFTER THIS CHECK RIGHT ENGNE STARTING WAS CORRECT IAW MM 71-00-01. (M)

Part: CSD — FAILED (NR 2 ENGINE)

DURING TAXING, THE CSD TEMPERATURE INDICATES 380 DEGREES ON ENGINE NR 2. THE CSD, AC GENERATOR AND CSD EXCHANGER WERE REPLACED IAW MM 24-10-01. MM 24-10-01 AND MM 24-10-03, RESPECTIVELY, TEST CORRECT.

Part: PROXIMITY SWITCH — FAILED (SLATS)

FLT 486 - MEX-SLC - AIRCRAFT RETURNED, WHEN SLAT RETRACTED, THE LIGHTS SLAT DISAGREE CAME ON AND 280 KTS THE OVERSPEED ALARM WAS ACTIVATED. SPEED WAS REDUCED BELOW 280 AND AFTER 3 MINUTES LIGHT WENT OFF. IAW THE INSTRUCTIONS OF SHIFT FOREMAN AIRCRAFT RETURNED TO FLIGHT. IN THE HANGAR, PERFORMED A BITE TO THE PROXIMITY SWITCH AND ELECTRONIC CONTROL PROXIMITY SWITCH WAS REPLACED IAW MM 32-60-04, ALL CORRECT. (M)

Part: HOSE — LEAKING (COOLING TURBINE)

FLT 602 - MEX-DFW - AIRCRAFT RETURN TO FLIGHT DUE TO PRESSURIZATION FAILURE FLOW LIGHT ON WITH A 7.5 OF CABIN DIFFERENTIAL PRESSURE AT 10000 FT. HOSE RUBBER LEFT COOLER TURBINE WERE CHANGED IAW MM 21-20-00, TESTS OK. (M)

Part: INDICATOR — INACCURATE (COCKPIT)

AIRCRAFT RETURN TO FLIGHT AS A CONSEQUENCE OF 60 DEGREE DIFFERENCE ON LEFT HEADING OR AUXILIARY AHRS, DIFFERENCE COULD NOT BE CORRECTED. AHRS ELECTRICAL CONNECTOR WAS CLEANED AND AHRS NR 1 WAS INTERCHANGED WITH AHRS NR 3, TESTS PERFORMED IAW MM.

Part: RELAY — FAILED (COCKPIT)

FLT 608 - MEX-DFW - AIRCRAFT RETURNED TO SOUTH POSITION AS CONSEQUENCES OF OVERHEATING OF THE RAT PROBE AND A FAIL FLAG WAS APPEARED. DURING THE CHECKING SYSTEM IT WAS FOUND ALSO THAT THE TAKEOFF ALARM DID NOT WORK. IT WAS DETECTED A TROUBLE WITH THE RELAY R2-5, SUCH RELAY WAS REPLACED, IT WAS PERFORMED SEVERAL TESTS TO RAT PROBE AND TAKEOFF ALARM, OK MM 34-00-01. (M)