N745AM

Part: HYDRAULIC LINE — LEAKING (LT MLG) · airframe 45,673 hrs · 5,057 cycles

CAPTAIN REPORTED THAT DURING APPROACH, THE HYD CENTRAL SYS QTY DECREASED TO 0.14 GAL & THE MSG IN EICAS & STATUS OF AUTO BRAKE SOL VLV WAS SHOWN. PERFORMED ACFT TURN AROUND, DETECTING HYD LEAK IN LT MLG HOSE. THE HOSE WAS REPLACED IAW AMM 20-10-14 & AMM 32-32-01, TESTED CORRECT & THE FIM 32-42 TASK 804 PROCEDURE WAS PERFORMED, NO CONFIRMING FAILURE OF AUTO BRAKE, ALL CORRECT.

Part: VALVE — LOOSE (MLG BRAKE) · airframe 41,205 hrs · 4,572 cycles

DURING TRANSIT CHECK, IT WAS DETECTED A HYD LEAK IN THE WHEEL NR 4. DURING MX REVISION, THE WHEEL NR 4 WAS DETECTED LEAKING WITHIN LIMITS. THE BRAKES BLEED PORT OF THE WHEEL NR 4 WAS TIGHTENED & CLEANED IAW AMM 32-45-00, TESTED CORRECT.

Part: BRACKET — BROKEN (RT MLG) · airframe 38,306 hrs · 4,267 cycles

AIRCRAFT PERFORMED AN UNSCHEDULED LANDING DUE TO URGENT ATTENTION OF A SICK PAX. PERFORMED AN OVERWEIGHT LANDING INSPECTION IAW MM 05-51-35 PHASE 1, DETECTING A RT MLG HYD TRUCK BRACKET BROKEN. EVALUATED THE DAMAGE & FOUND IT WITHIN LIMITS IAW AMM 32-10-01. THE RT MLG HYD TRUCK BRACKET WAS REPLACED IAW AMM 32-10-01, ALL CORRECT.

Part: SLIDE RAFT — OUT OF POSITION (L2 DOOR) · airframe 37,442 hrs · 4,168 cycles

DURING TRANSIT CHECK, THE LT DOOR SLIDE RAFT NR 2 WAS FOUND OUT OF POSITION ON THE ACFT FLOOR & WITH METAL SEAMS LOOSEN. ACFT WAS SENT TO THE HANGAR & SENT THE LT DOOR SLIDE RAFT TO SURVIVAL SHOP FOR ASSEMBLY CORRECTLY IAW CMM 25-61-52. INSTALLED THE RT DOOR SLIDE RAFT IAW MM 25-66-01, TESTED CORRECT.

Part: FAIRING — DAMAGED (RIGHT) · airframe 33,711 hrs · 3,760 cycles

DURING TRANSIT CHECK, A BIRD STRIKE WAS DETECTED IN RT ENGINE. BIRD STRIKE CONDITIONAL INSPECTION WAS PERFORMED IAW MM 05-51-18, DETECTING 6 FAIRING DAMAGES AND 2 PANELS WITH 4 IMPACT, BEING WITHIN LIMITS OF OPERATION IAW AMM 71-00-00. PANELS WERE REPAIRED IAW AMM 72-24-00. MX PERSONNEL REPLACED THE FAIRINGS IAW AMM 72-24-00 AND PERFORMED A RT ENGINE HIGH PRESSURE COMPRESSOR AND COMBUSTION CHAMBER BORESCOPE INSPECTION IAW AMM 72-00-00, NO DAMAGES WERE FOUND.

Part: PROBE — MALFUNCTIONED (EGT) · airframe 30,777 hrs · 3,438 cycles

ACFT RETURNED TO PLATFORM DUE TO AFTER RT ENGINE START, IT WAS HAD OSCILLATIONS BETWEEN 540 AND 580 CELSIUS DEGREES OF EGT. ACFT WAS SENT TO THE HANGAR AND MX PERSONNEL REPLACED THE LOWER AND UPPER EGT PROBES AND HARNESS T-49 IAW MM 77-21-01 AND 77-21-05, TESTED CORRECT.

Part: SENSOR — DAMAGED (LEFT) · airframe 24,125 hrs · 2,701 cycles

AIRCRAFT RETURNED DURING CLIMB, THE EICAS MESSAGE LT PACK WAS SHOWN AND IT WAS NOT AIR ON LT DUCT. DURING MX REVISION, THE MESSAGES 21-23041 WAS SHOWN, THE FIM 21-51 TASK 803 PROCEDURE WAS PERFORMED; SO THE LT PACK SENSOR WAS REPLACED IAW MM 21-51-03, TESTED CORRECT. MX PERSONNEL PERFORMED OVERWEIGHT LANDING INSPECTION PHASE 1 IAW MM 05-51-35, NO DAMAGES WERE FOUND.

Part: SENSOR — DAMAGED (OIL FILTER) · airframe 21,121 hrs · 2,375 cycles

ACFT PERFORMED AN UNSCHEDULED LANDING, DUE TO DURING CLIMB THE ENG OIL FILTER SENSOR AND ENG OIL FILTER LIGHTS TURNED ON AND DURING CRUISE THE EICAS MESSAGE ENG OIL FILTER WAS SHOWN. THE FLIGHT CREW PERFORMED THE QRH 7.20 PROCEDURE, CONFIRMING THE FAILURE. DURING MX REVISION, THE MESSAGES 79-31452 AND 79-31462 WERE SHOWN, THE FIM 79-21 TASK 802 WAS PERFORMED AND THE RT ENGINE SENSOR AND OIL FILTER WERE REPLACED IAW MM 79-21-07 AND OPS TEST WAS PERFORMED IAW MM 71-00-00, ALL CORRECT. THE OVERWEIGHT INSP WAS NOT NECESSARY DUE TO THE ACFT LANDED WITH 211,900 KILOGRAMS AND THE MAXIMUM ALLOWABLE LANDING WEIGHT IS 213, 188 KILOGRAMS.

Part: TIRE — DETACHED (MLG) · airframe 20,313 hrs · 2,285 cycles

DURING TAKEOFF RUN; A STRONG NOISE WAS HEARD, IECAS MESSAGE OF TIRE PRESS WAS SHOWN AND TIRE PRESS LIGHT TURNED ON, THE TIRE NR 1 WAS DEFLATED AND THE FLIGHT CONTINUED TO MAD IAW FCT 777 (TM) 8.18 (32-40-72-00 PROCEDURE). MX DETECTED MAIN TIRE NR 1 FLOOR DETACHED. THE MAIN TIRE NRS 1 AND 2 WERE REPLACED IAW MM 32-45-01, ALL CORRECT. ADDITIONALLY TREAD LOSS INSPECTION WAS PERFORMED IAW MM 05-51-16, NO DAMAGES WERE DETECTED.

Part: BLADES — DAMAGED (LT ENGINE) · airframe 18,411 hrs · 2,081 cycles

DURING A BOROSCOPIC INSP OF THE HPC 1ST STAGE BLADES, VSV AND IGV SYSTEMS OF LT ENGINE WAS DETECTED THE HPC 1ST STAGE WITH A TIP CURLED BROKEN, CAUSING DAMAGES IN THE 1ST, 2ND, 3RD AND 4TH STAGES IAW AMM 72-00-00, PARAGRAPH 5H. THE FINAL REPAIR DETAILS OR ENGINE REPLACEMENT WILL BE PROVIDED AS A SUPPLEMENT.

Part: BLADE — DAMAGED (1ST STG HPC) · airframe 18,411 hrs · 2,081 cycles

DURING A BOROSCOPIC INSP OF THE HPC 1ST STAGE BLADES, VSV AND IGV SYSTEMS OF LT ENG WAS DETECTED THE HPC 1ST STAGE WITH A TIP CURLED BROKEN, CAUSING DAMAGES IN THE 1ST, 2ND, 3RD AND 4TH STAGES IAW AMM 72-00-00, PARAGRAPH 5H. THE FINAL REPAIR DETAILS OR ENGINE REPLACEMENT WILL BE PROVIDED AS A SUPPLEMENT.

Part: BRAKE ASSY — LEAKING (MLG) · airframe 17,180 hrs · 1,934 cycles

DURING TRANSIT CHECK, A HYD LEAK WAS DETECTED ON THE RT MLG BRAKE NR 8. MX REPLACED THE BRAKE ASSY NR 8 IAW MM 32-45-07, TESTED CORRECT.

Part: THRUST REVERSER — DAMAGED (RT ENGINE)

DURING TRANSIT CHECK WAS DETECTED THE OUTBOARD REVERSER OF THE RT ENGINE WITH EXTENDED DAMAGE ON FAN DUCT INNER WALL WITH MATERIAL MISSING OF 70 X 60 INCH BY IMPACT OF THE BOROSCOPE L PLUG, THE ACFT WAS SENT TO HANGAR FOR REVERSER REPLACEMENT WHICH WILL BE SENT AS A SUPPLEMENT.

Part: ENGINE — FAILED (RIGHT)

DURING TRANSIT CHECK, THE RT ENGINE WAS DETECTED WITH DAMAGES. MAINT PERFORMED BOROSCOPIC INSPECTION, DETECTING DAMAGES OUT OF LIMITS, SO RT ENGINE WAS REPLACED AND TESTED IAW MM 71-00-02 AND 71-00-00, ALL CORRECT. (K)

Part: SENSOR — FAILED (RT ENGINE) · airframe 10,790 hrs · 1,232 cycles

AIRCRAFT RETURNED OF FLIGHT DUE TO RIGHT ENGINE STALLED. MAINTENANCE PERSONNEL PERFORMED FIM 75-21 TASK 822 AND STALL INSPECTION IN 1ST, 5TH AND 9TH HPC STAGES, NO DAMAGES WERE DETECTED IAW MM 71-00-00. RIGHT PT25 SENSOR WAS REPLACED IAW MM 73-21-63, TESTED CORRECT. THE OVERWEIGHT INSPECTION WAS NOT NECESSARY DUE TO AIRCRAFT LANDED WITH 211,400 KGS AND MAXIMUM LANDING WEIGHT IS 213,188 KGS.

Part: SENSOR — FAILED (RT ENGINE)

AC RETURNED TO DEPARTURE DUT TO RT ENGINE STALLED. MAINT PERFORMED FIM 75-21 TASK 822 AND STALL INSPECTION IN 1ST, 5TH AND 9TH HPC STAGES. NO DAMAGES WERE DETECTED IAW MM 71-00-00. RT PT25 SENSOR WAS REPLACED IAW MM 73-21-63, TESTED CORRECT. THE OVERWEIGHT INSPECTION WAS NOT NECESSARY DUE TO AIRCRAFT LANDED WITH 211, 400 KGS AND MAXIMUM LANDING WEIGHT IS 213 KGS. (K)

Part: ENGINE — OVERTEMP (LT SIDE) · airframe 7,736 hrs · 892 cycles

AIRCRAFT REJECTED TAKEOFF AT 101 KNOTS DUE TO HIGH TEMPERATURE INDICATION ON THE LT ENGINE, REACHING 1035 CELSIUS DEGREES MOMENTARY AND 1015 DURING 11 SECONDS. MAINTENANCE PERSONNEL PERFORMED FIM PROCEDURE 73-22 TASK 819 FOUND ALL CORRECT, ADDITIONALLY HIGH ENERGY STOP INSPECTION WAS PERFORMED IAW 05-51-14, DETECTING DAMAGES IN THE MAIN LANDING GEAR WHEELS, SO ALL OF THEM WERE REPLACED IAW MM 32-45-01.

Part: SCUFF PLATE — GROUND DAMAGE (FUSELAGE) · airframe 1,439 hrs · 200 cycles

DURING TRANSIT CHECK, AIRCRAFT WAS HIT BY A BAGGAGE CONVEYOR PROMOTING A DENT OF 3 INCHES LONG, 1 INCH WIDE AND .2500 INCH DEPTH IN THE SCUFF PLATE OF THE ACCESS BULK CARGO, SO IT WAS REPAIRED IAW SRM 51-10-01. DURING OVERNIGHT CHECK SCUFF PLATE WAS REMOVED TO CHECK INTERNAL STRUCTURE, BEING CORRECT. IT WAS REINSTALLED AND SEALED IAW SRM 51-20-05.