N779FD

Part: SKIN — DENTED (LT HORIZ STAB) · airframe 75,123 hrs · 27,970 cycles

HORIZONTAL STABILIZER LEFT SIDE UPPER SKIN HAS DENT WITH POSSIBLE PUNCTURE LOCATED APPROX 16" FROM INBOARD EDGE AND 36" FROM LEADING EDGE. REMOVED DAMAGE AREA OF HORIZONTAL STAB LEFT UPPER SKIN, FABRICATED REPAIR DOUBLER AND INSTALLED REPAIR ALL IAW SRM 55-10-01-01 FIG 101, 51-70-10-2R PARA 6-7 AND AMM 51-21-10-7, TOP COATED AREA IAW AMM 51-21-10-7.

Part: COLLAR — CRACKED (L1 DOOR) · airframe 74,832 hrs · 27,756 cycles

L1 DOOR HOLD-OPEN LOCK COLLAR CRACKED. R&R COLLAR OPS NORMAL PER MM 52-11-08-8-0.

Part: BOTTLE — LOW PRESSURE (DOOR SLIDE) · airframe 74,480 hrs · 27,507 cycles

DURING A PREFLIGHT INSPECTION, FOUND LEFT ENTRY DOOR SLIDE PRESSURE NOT IN GREEN RANGE. IAW AMM 25-66-01-6.

Part: MOTOR — FAILED (CABIN PRESSURE) · airframe 74,197 hrs · 27,300 cycles

AT CRUISE ALT OF 35,000 FEET LOST TEMPERATURE CONTROL OF COCKPIT SHORTLY AFTER WE EXPERIENCED A LOSS OF PRESURIZATION. CABIN ALTITUDE WARNING LIGHT ILLUMINATED. EMERGENCY DESCENT INITIATED AT 10,000 FT. PRESSURIZATION RETURNED AND IT WAS ABLE TO CONTROL CABIN TO 4K. MAINTENANCE OPENED E5 PANEL, FWD LOWER CARGO AREA. BITE TEST OF NR 2 PRESSURE CONTROLLER FAULTS AC MOTOR & LOW INFLOW. PN FOR REF, 2117388-13 AND OUT FLOW VALVE WORKS NORMALLY IN MANUAL MODE. R & R AC MOTOR FOR NR 2 CABIN PRESSURE CONTROLLER CONNECTOR PLUG D2336 FWD POSITION ON GEAR BOX REF AMM 21-31-05-4 OUTFLOW VALVE. ACTUATOR AC MOTOR, REMOVAL/INSTALLATION. TEST AND CHECKS GOOD.

Part: CONNECTOR — DAMAGED (CABIN PRESSURE) · airframe 74,197 hrs · 27,300 cycles

AT CRUISE ALT OF 35,000 FT LOST TEMPERATURE CONTROL OF COCKPIT SHORTLY AFTER WE EXPERIENCED A LOSS OF PRESURIZATION. CAB ALT WARNING LIGHT ILLUMINATED. EMERGENCY DESCENT INITIATED. AT 10,000 PRESSURIZATION RETURNED AND IT WAS ABLE TO CONTROL CABIN TO 4K. R & R AC MOTOR FOR NR 2 CABIN PRESS CONTROLLER CONNECTOR. ALSO WHILE INSPECTING PACK BAY AND DUCTING, FOUND CLAMPS LOOSE AND THE SEAL/BOOT FOR THE CABIN AIR SUPPLY WAS OVER THE CLAMPS, NOT UNDER CLAMPS, BOTH LT AND RT PACK BAY, SAME DUCT AFT OF THE CABIN AIR SUPPLY CHECK VALVE. INSPECTED SEALS AND CLAMPS, THEY HAD NO DAMAGE, RESECURED SEALS/BOOT WITH CLAMPS. CONDUCTED OPS CHECK FOR THE CABIN PRESSURE IAW 05-51-24-2.

Part: SKIN — DENTED (FUSELAGE) · airframe 735 hrs · 26,831 cycles

FUSELAGE SKIN STATION 1620 - 1640, STRINGER 23L - 24, HAS TWO EACH DENTS. ACCOMPLISHED EA F-5330-T0319198A FUSELAGE, PLATES & SKINS, SECTION 44 DENTS AT LT STATION 1620.00, STRINGER 23L. THIS IS A CAT B REPAIR, MAJOR.

Part: SKIN — DENTED (BS 1600-1620) · airframe 735 hrs · 26,831 cycles

FUSELAGE SKIN BS 1600 - 1620, STRINGERS 21 - 22L, HAS ONE DENT & ONE OUTWARD DENT. REPAIRED IAW EA F-5330-T0319168 PT 1. THIS IS A CLASS B REPAIR, MAJOR IAW FORM 8100-9 DATED 08 05 2015.

Part: SKIN — DENTED (FUSELAGE) · airframe 735 hrs · 26,831 cycles

INCOMING DENT ON FUSELAGE SKIN, BS 1703, 4 " BELOW STRINGER 17R. ACCOMPLISHED EA NR F-5330-T0319018 PT 1. FUSELAGE SKIN REPAIR ACCOMPLISHED ON EA 757-5361-16-F4986 & NR 00004521860001. MAJOR REPAIR CAT B.

Part: FRAME — CORRODED (FUSELAGE) · corrosion level 2 · airframe 735 hrs · 26,831 cycles

AFT PIT STATION 1480, FRAME HAS CORROSION, STRINGER 26R. R & R FRAME IAW SRM-51-40-02. REPAIR CLASSIFIED AS CAT A MAJOR REPAIR.

Part: FRAME SPLICE — CORRODED (FUSELAGE) · corrosion level 2 · airframe 735 hrs · 26,831 cycles

AFT PIT FRAME SPLICE, STATION 1500 LT HAS CORROSION. REMOVED CORROSION IAW SRM-51-10-02, OUT OF LIMITS IAW SRM-53-00-07 1A DETAIL II. ORIGINAL MAT .071", REMAINING MAT .053". R & R FRAME SPLICE AT STATION 1500 LT IAW-SRM-51-40-02. CAT A MAJOR REPAIR.

Part: DOOR FRAME — DAMAGED (FUSELAGE) · airframe 735 hrs · 26,831 cycles

MAIN DECK, LT FWD STUB FRAME AT BS 338 IS DAMAGED JUST BELOW DOOR INTERCOSTAL NR 3. IT WAS FOUND PORTION OF FRAME INBD FLANGE, BROKEN OFF AT NR 3 DOOR STOP FITTING AREA. NO ALLOWABLE LIMITS OR REPAIR ARE ESTABLISHED ON SRM. R & R FRAME SECTION IAW SRM 51-40-02 & DWG 141N8315. REPAIR IS A CAT A MAJOR REPAIR.

Part: FRAME — DENTED (FUSELAGE) · airframe 735 hrs · 26,831 cycles

AFT PIT FRAME STATION 1640, STRINGER 24L - 24R, REQUIRES REMOVAL TO FOM NR N00743. R & R FRAME IAW SRM-51-40-02. FABRICATED ON T15 1143093, EVALUATED FRAME, FOUND FRAME DENTED & WAS OUT OF LIMITS, NO ALLOWABLE DAMAGE IAW SRM. CAT A MAJOR REPAIR.

Part: FLOORBEAM — CORRODED (FUSELAGE) · airframe 735 hrs · 26,831 cycles

DURING AFT DECK PLATE REPLACEMENT, FOUND FLOORBEAM AT STATION 1681, RBL 45 - RBL 48, CORRODED ON UPPER FLANGE. R & R STATION 1681 FLOORBEAM FROM MAT TYPE PN BAC 518-827A, BATCH 2699793 IAW DWG 146N5091 & SRM 51-10-02, 53-00-51-01, 51-40-02, 51-20-01 & MM 51-21-10 & G GMM 7-0-1001. PRIOR TO FLOORBEAM REPLACEMENT, FOUND TO BE OUT OF LIMITS AFTER CORROSION REMOVAL IAW SRM 51-10-02 & SRM 53-00-51-01 FIG 101 DETAIL IV MAJOR REPAIR.

Part: SKIN — DENTED (ACCESS DOOR) · airframe 735 hrs · 26,831 cycles

LOWER FUSELAGE ACCESS DOOR 113AL INTERNAL SKIN DENTED & DEFORMED, PANEL RACK. R & R INNER SKIN, PN 141N6960-55, T15 1143784, IAW SRM 51-40-02 & DWG 141N6960. MAJOR REPAIR.

Part: FRAME — DENTED (BS 1440) · airframe 735 hrs · 26,831 cycles

AFT CARGO BAY FRAME BS 1440, S26L - S27L HAS CORROSION. REMOVED CORROSION FROM THE FRAME IAW SRM 51-10-02. AFTER REMOVAL OF CORROSION, A DENT WAS NOTED ON UPPER FLANGE. FOUND OUT OF LIMITS IAW SRM SRM 53-00-07, FIG. 101, SHEET 1. REMOVED AND REPLACED THE FRAME IAW SRM 51-40-02 AND DWG 146N1028. MAJOR REPAIR.