N970AX

Part: ENGINE — FAILED (NR 1) · airframe 61,357 hrs · 57,594 cycles

NR 1 ENGINE, 1ST STAGE TURBINE HAD SEVERAL BLADES WITH CRACKED LEADING EDGE TIPS. ALSO SEVERAL BLADES HAD MOLTEN METAL ON TIPS. OUT OF SERVICABLE LIMITS IAW JT8D MM 72-50-00-210-002. REMOVED AND REPLACED NR 1 ENGINE IAW DC9 MM ON JOB CARD 9090010.

Part: CHARGER — DEFECTIVE (E/E BAY) · airframe 61,346 hrs · 57,582 cycles

WHILE STARTING APU, NOTICED NOISE AND SMOKE EMITTING FROM BATTERY CHARGER. REPLACED BATTERY CHARGER IAW DC9 MM 24-30-02-2-0001. ALSO, REPLACED BOTH AIRCRAFT BATTERIES AND BATTERY TEMPERATURE SENSOR IAW DC9 MM 24-30-01-0-0001.

Part: SEAT TRACK — CORRODED (BS 224-232) · airframe 61,064 hrs · 57,299 cycles

FLOOR TRACK CORRODED AT STA 224 - 232, RIGHT BUTT LINE 54. REMOVED AND REPLACED TRACK IAW DC9 SRM 51-30-1.

Part: BULKHEAD — CRACKED (FUSELAGE) · airframe 61,064 hrs · 57,299 cycles

AFT PRESSURE BULKHEAD LEFT LOWER CORNER WAS CRACKED. REPAIRED AREA IAW DC9 REA D953-55282MR.

Part: FITTING — CRACKED (HORIZ STAB) · airframe 61,064 hrs · 57,299 cycles

HORIZONTAL STABILIZER REAR SPAR FITTING WAS CRACKED AT SCREW HOLES FOR P/N: 5910405-3 COVER PLATE. REMOVED AND REPLACED REAR SPAR FITTING IAW DC9 SRM 51-30-1.

Part: SKIN — CRACKED (PAX DOOR) · airframe 61,064 hrs · 57,299 cycles

LEFT MAIN ENTRY DOOR CORNER CRACKED ON INTERIOR WEB CUTOUT. REPAIRED MAIN ENTRY DOOR INNER SKIN/WEB IAW DC9 SRM 52-42-0 AND 52-01.

Part: SKIN — DAMAGED (RT ELEVATOR) · airframe 61,064 hrs · 57,299 cycles

RIGHT ELEVATOR UPPER SKIN HAD HEAVY STATIC DISCHARGE DAMAGE 3 FEET FROM TIP. REPAIRED AREA IAW DC9 SRM 51-70-6.

Part: PAN — CORRODED (AFT CARGO DOOR) · airframe 59,713 hrs · 55,952 cycles

AFT LOWER CARGO DOOR CUTOUT LOWER PAN CORRODED AND FORWARD LOWER CORNER OF PAN BULGED WITH 3 RIVETS THROUGH THE SKIN POPPED. REMOVED DOOR PAN / SCUFF PLATE / WEB. REMOVED AND REPLACED -45 DOUBLER. CLEANED CORROSION ON DOOR PAN AND RE-INSTALLED DOOR PAN / WEB / SCUFF PLATE IAW DC-9 SRM 51-10-3, 51-30-1, 51-30-5 AND 51-30-2.

Part: FRAME — CRACKED (CABIN) · airframe 59,713 hrs · 55,952 cycles

FORWARD OVER WHEEL WELL FRAME RIGHT SIDE, REQUIRED REPLACEMENT PER JC NEA 53400100-002-40, FRAME CRACKED FORWARD AND AFT FLANGE. REMOVED AND RE-INSTALLED NEW FRAME AT STA 737 IAW EA 53400 322-001-3.

Part: FRAME — CRACKED (FUSELAGE) · airframe 59,713 hrs · 55,952 cycles

FRAME CRACKED AT LONGERON 13 RIGHT, STA 1152. REPAIRED FRAME IAW DC-9 SRM 53-03 AND 51-30-5.

Part: FITTING — CRACKED (FWD CARGO) · airframe 59,713 hrs · 55,952 cycles

UPPER AFT STOP TEE FITTING CRACKED FORWARD LOWER CARGO DOOR. REPLACED FITTING IAW DC-9 SRM 51-30-1, 51-30-2 AND 51-30-4.

Part: PAN — CRACKED (AFT CARGO DOOR) · airframe 59,713 hrs · 55,952 cycles

CRACK IN RADIUS OF INNER PAN AT AFT LATCH CAM. REPAIRED CRACKED PAN IAW DC-9 SRM 52-05.

Part: SUPPORT — DAMAGED (HORZONTAL STAB) · airframe 59,713 hrs · 55,952 cycles

HORIZONTAL STAB JACKSCREW HAD DAMAGED THREAD NEAR THE SELF-LOCKING LOWER STOP NUT. REPLACED JACKSCREW IAW DC-9 MM.

Part: ATTACH FITTING — CORRODED (RT WING) · airframe 59,618 hrs · 55,847 cycles

DURING ROUTINE GEAR CHANGE, FOUND CORROSION BEYOND LIMITS ON THE RIGHT MAIN LANDING GEAR ATTACH FITTING FORWARD LUG FORWARD FACE AND FORWARD LUG AFT FACE. REPAIRED ATTACH FITTING LUGS BY SPOT FACING AND INSTALLING WASHERS TO REGAIN BLUE PRINT DIMENSIONS IAW REA D932-50887MR.

Part: TRUNNION — CORRODED (RT MLG) · airframe 59,621 hrs · 55,849 cycles

BOTH FORWARD TRUNNIONS EARS INNER SURFACES PITTED AND CORRODED ON RIGHT MAIN LANDING GEAR TRUNNION. REPAIRED AREA IAW REA D932-50887MR.

Part: WIRE — SHORTED (LT MLG DOWNLOCK) · airframe 59,127 hrs · 55,312 cycles

LEFT GEAR DOWNLOCK WIRE 16230E20 WAS SHORTED BETWEEN 53-65 AND P3-9100. ALSO FOUND WIRING CONDUIT CUT THROUGH IN OUTBOARD LEFT WHEEL WELL. REPAIRED ALL DAMAGED WIRES AND CONDUIT IN THE LEFT WHEEL WELL.

Part: ATTACH ANGLE — CRACKED (NR 2 PYLON) · airframe 58,768 hrs · 54,936 cycles

NR 2 ENGINE LOWER PYLON ATTACH ANGLE WAS CRACKED AT STA 1030. REPLACED ATTACH ANGLE IAW DC-9 SRM 51-30-1.

Part: FRAME — CORRODED (FUSELAGE) · corrosion level 2 · airframe 58,768 hrs · 54,936 cycles

FRAME FS 446 WAS CORRODED LONGERON 29 LEFT TO LONGERON 29 RIGHT. REPAIRED FRAME IAW DC-9 SRM 53-03.

Part: FITTING — CORRODED (FUSELAGE) · airframe 58,768 hrs · 54,936 cycles

CABIN FLOORBEAM END FITTINGS FS 973, RIGHT BUTTLINE 58, LEVEL I CORROSION. REPLACED FLOORBEAM END FITTINGS IAW DC-9 SRM.

Part: WEB — CRACKED (FUSELAGE) · airframe 58,768 hrs · 54,936 cycles

RIGHT CUSP WEB JUST FORWARD OF FS 1041 CRACKED. REPAIRED CRACK IN CUSP IAW DC-9 SRM 53-01.

Part: SEAT TRACK — CORRODED (FUSELAGE) · corrosion level 2 · airframe 58,768 hrs · 54,936 cycles

SEAT TRACK BUTT LINE '0' WAS CORRODED, FS 541 TO FS 619. REPAIRED SEAT TRACK, BUTTLINE '0', FROM STA 160 TO STA 645 IAW DC-9 SRM.

Part: SKIN — CRACKED (FUSELAGE) · airframe 58,768 hrs · 54,936 cycles

FOSELAGE SKIN AT UPPER AFT MAIN ENTRY DOOR STOP CRACKED. REPAIRED AREA IAW DC-9 SRM 53-05.

Part: SKIN — CRACKED (CARGO DOOR) · airframe 58,768 hrs · 54,936 cycles

FORWARD LOWER CARGO DOOR EXTERIOR SKIN CRACKED ON LEADING EDGE. BLENDED CRACK IAW DC-9 SRM 52-01 AND REA D952-47410.

Part: COMPUTER — MALFUNCTIONED (AUTOPILOT) · airframe 58,739 hrs · 54,899 cycles

WITH AUTOPILOT ON DURING TURNS, THERE WAS EXTREME AND EXCESSIVE UNCOMMANDED ELEVATOR INPUTS. VERIFIED. RERACKED PITCH AND ROLL COMPUTERS. VERSINE LIFT CHECKED GOOD IAW DC-9 AMM CHAPTER 22.

Part: LINK — CRACKED (THRUST REVERSER) · airframe 58,366 hrs · 54,509 cycles

WHILE COMPLYING WITH AD 96-10-11, FOUND CRACK INDICATION ON UPPER LEFT THRUST REVERSER DRIVER LINK. INSTALLED SERVICEABLE DRIVER LINK IAW DC-9 MM 78-31-05-2-0001.

Part: LONGERON — CRACKED (FUSELAGE) · airframe 57,586 hrs · 53,763 cycles

LONGERON 17 RIGHT WAS CRACKED AT FASTENERS AT FS 389. REPLACED LONGERON AT STATION 380 - 430, IAW DC-9 SRM 5302.

Part: BATTERY PACK — DISCHARGED (FUSELAGE) · airframe 56,676 hrs · 52,937 cycles

EMERGENCY LIGHTS WILL NOT TEST ON. REPLACED EMERGENCY BATTERY POWER SUPPLY.

Part: FRAME — CRACKED (BS 756)

DURING C-CHECK, FOUND MAIN FRAME CRACKED AT STA 756 RIGHT. REPLACED MAIN FRAME IAW DC9 SRM 51-30-1, 51-30-2, AND 51-30-5.

Part: ARM — BENT (MLG DOOR)

ON GEAR RETRACTION, RIGHT GEAR UNSAFE LIGHT AND GEAR DOOR OPEN LIGHT REMAINED ON. RECYCLED GEAR, SAME INDICATIONS. FOUND MLG INBOARD DOOR SEQUENCE ARM BROKEN, TORQUE TUBE SHEAR RIVETS SHEARED AND LINK BENT. REPLACED ARM, TORQUE TUBE AT LINK. RETRACTION AND EXTENSION OPS CHECKED GOOD.

Part: FRAME — CRACKED (BS 677)

DURING C-CHECK, FUSELAGE FRAME AT STATION 677 WAS FOUND CRACKED AT LONGERON 19R. REPLACED FRAME IAW DC9 SRM 51-30-2.

Part: PAN — CRACKED (PAX DOOR)

DURING C-CHECK, THE FORWARD ENTRY DOOR PAN WAS FOUND CRACKED IN SEVERAL PLACES. REPLACED IAW DC9 SRM 51-30-8 AND REA D952-23898.

Part: SHEAR TIE — CRACKED (BS 256)

DURING C-CHECK, FOUND SHEAR TIE CRACKED AT STATION 256 AND LONGERON 17R. REPLACED SHEAR TIE IAW DC9 SRM 51-30-2 AND 51-30-1.

Part: SHEAR TIE — CRACKED (BS 1021)

DURING C-CHECK, A SHEAR-TIE WAS FOUND CRACKED AT STATION 1021 LONGERON 15 AND 16 R. REPLACED SHEAR-TIE IAW DC9 SRM 51-30-2.

Part: DOUBLER — CRACKED (CARGO DOOR)

DURING C-CHECK, THE AFT LOWER CARGO DOOR INTERNAL DOUBLER WAS FOUND CRACKED. REPAIRED IAW DC9 SRM 51-30-2.

Part: LONGERON — CRACKED (FUSELAGE)

DURING C-CHECK, LONGERON 17 LEFT WAS FOUND CRACKED AT STATION 408, 389, 294, 275 AND 256. REPLACED LONGERON IAW DC9 SRM 51-30-2.

Part: LONGERON — CRACKED (BS 256/275)

DURING C-CHECK, FOUND LONGERON 17R CRACKED AT STATION 256 AND 275. REPAIRED LONGERON IAW DC9 SRM 53-00.

Part: ANGLE — CRACKED (BS 218)

DURING C-CHECK, FOUND INTERCOSTAL FORWARD SUPPORT ANGLE CRACKED AT STATION 218 AND BL 0.0. REPLACED ANGLE IAW DC9 SRM 51-10-2A AND DRAWING 9958171.

Part: SKIN — CRACKED (BS 427)

DURING C-CHECK, THE FUSELAGE SKIN WAS FOUND CRACKED AT STATION 427 LONGERON 26 R. REPAIRED IAW REA D953-23873-MR.

Part: LONGERON — CRACKED (BS 237)

DURING C-CHECK, FOUND LONGERON 16L CRACKED AT STATION 237. REPAIRED LONGERON IAW DC9 SRM 53-02.

Part: BULKHEAD — CRACKED (BS 1072)

DURING C-CHECK, THE BULKHEAD AT STA 1072 WAS FOUND CRACKED ON THE RT SIDE OF THE DOOR JAMB 24 FROM FLOOR. REPAIRED IAW REA D953-17165MR.

Part: TEE CAP — CORRODED (BS 110)

DURING C-CHECK, THE STA 110 TEE CAP WAS FOUND CORRODED AT LONGERON 25RT. REPAIRED IAW REA D953-17189.

Part: BULKHEAD — CRACKED (BS 1041)

DURING C-CHECK, THE BULKHEAD AT STA 1041 WAS FOUND CRACKED ON THE RT SIDE AT ENGINE MOUNT SPAR. REPAIRED IAW DC-9 SRM 51-30-1, 51-30-2 AND 51-30-5.

Part: FRAME — CRACKED (BS 1231)

DURING C-CHECK, THE STA 1231 FRAME WAS FOUND CRACKED AT LONGERON 2 RT. REPAIRED IAW DC-9 SRM 51-10-2 AND 51-10-5.

Part: ANGLE — CRACKED (BS 1056)

DURING C-CHECK, THE RT PYLON LOWER ATTACH ANGLE WAS FOUND CRACKED AT STA 1056. REPAIRED IAW DC-9 SRM 54-04.

Part: FRAME — CRACKED (BS 1185)

DURING C-CHECK, THE STA 1185 FRAME WAS FOUND CRACKED AT LONGERON 6RT. REPAIRED IAW SRM DWG NR K051-59.

Part: FRAME — CRACKED (BS 1185)

DURING C-CHECK, THE STA 1185 FRAME WAS FOUND CRACKED AT LONGERON 3 RT. REPAIRED IAW SSRM DWG NR K05159.

Part: DRIVER LINK — CRACKED (RT ENGINE)

DURING C-CHECK, THE RT ENGINE THRUST REVERSER UPPER OUTBOARD DRIVER LINK WAS FOUND CRACKED. REPLACED DRIVER LINK IAW DC-9 M.M. 78-31-5.

Part: BULKHEAD WEB — DAMAGED (AFT FUSELAGE)

DURING C-CHECK, THE AFT PRESSURE BULKHEAD WEB WAS FOUND DAMAGED AT LONGERON 271LT. REPAIRED IAW REA D953-17185-MR.

Part: BULKHEAD — CRACKED (BS 76)

DURING C-CHECK, THE BULKHEAD AT STA 76 WAS FOUND CRACKED NEXT TO RT CUSP. REPAIRED IAW REA D953-17160.

Part: BLKHD DOOR JAMB — CRACKED (AFT FUSELAGE)

DURING C-CHECK, THE AFT PRESSURE BULKHEAD LT VENTRAL DOOR JAMB CORNER WAS FOUND CRACKED BEYOND A PREVIOUS STOP DRILL. REPAIRED IAW REA D953-17172SB.

Part: VANE — DELAMINATED (LT TE FLAP)

DURING C-CHECK, THE LEFT FLAP OUTBOARD FIXED VANE WAS FOUND DELAMINATED. REPLACED OUTBOARD FIXED VANE IAW DC-9 MM 27-51-3.

Part: TAB — DELAMINATED (LT AILERON)

DURING C-CHECK, THE LEFT AILERON CONTROL TAB WAS FOUND DELAMINATED. REPLACED AILERON CONTROL TAB IAW DC-9 M.M 27-10-2.

Part: PRESSURIZATION — MALFUNCTIONED (CABIN)

AIRCRAFT LOST PRESSURIZATION AT FL 350. SELECTED COLDER TEMPATURE AND MANUAL CONTROL OF PRESSURIZATION. CREW DID RAPID DEPRESSURIZATION CHECK LIST AND EMERGENCY DESCENT TO FL 200. PACKS COOLED, CLIMBED TO FL 250. TEMPATURE CONTROL SELECTED TO MANUAL MODE AND PRESSURIZATION REMAINED IN AUTO. PERFORMED TEST OF PRESSURIZATION, TEMPATURE CONTROL AND THERMAL SHUTDOWN SYSTEMS, OPS CHECK GOOD PER DC-9 MM.

Part: SHIM — WORN (LT MLG DOOR)

WHILE COMPLYING WITH SD 91-22-07, ASB 32-244, FOUND LEFT MAIN LANDING GEAR OUTBOARD DOOR ARTICULATING DOOR LINK HAD EXCESSIVE PLAY. REPAIRED ARTICULATING DOOR LINK IAW DC-9 OVERHAUL MANUAL 32-10-6.

Part: BOLT — WORN (RT MLG DOOR)

DURING COMPLIANCE OF AD 91-22-07, ASB 32-244, FOUND DRIVER ROD AND SECONDARY ROD ATTACH POINT HAD PLAY ON THE RIGHT MAIN LANDING GEAR OUTBOARD DOOR. REPLACED IAW DC-9 OVERHAUL MANUAL 32-10-6.

Part: BUSHING — WORN (RT MLG DOOR)

DURING COMPLIANCE OF AD 91-22-07, ASB 32-244, FOUND RIGHT MAIN LANDING GEAR OUTBOARD DOOR DRIVER ROD AND SECONDARY ROD ATTACH POINT HAD EXCESSIVE PLAY. REPLACED BUSHING IAW DC-9 OVERHAUL MANUAL 32-10-6.

Part: EEL BATTERY — DISCHARGED (CABIN)

DURING MAINTENANCE CHECK, FOUND THE EMERGENCY LIGHTS INOP. REPLACED THE EMERGENCY LIGHT BATTERIES IAW DC-9 SUPP. M.M. 33-53-0. OPS CHECKED GOOD.

Part: SKIN — CRACKED (MAIN ENTRY DOOR)

DURING PRE-FLIGHT INSPECTION, FOUND THE MAIN ENTRY DOOR HAD A ONE INCH CRACK ON THE LOWER FORWARD CORNER AND A DEEP GOUGE FIVE INCHES ABOVE IT. REPAIRED IAW ABX REA D952-11953-MR.

Part: RETRACT MECH — LACK OF LUBE (NLG)

NOSE WHEEL LANDING GEAR WOULD NOT EXTEND ON FIRST ATTEMPT, RECYCLED GEAR AND NOSE GEAR EXTENDED NORMALLY. PERFORMED LANDING GEAR SWING IAW DC-9 M.M. 32-20-0. COULD NOT DUPLICATE MALFUNCTION. GEAR OPS CHECKED GOOD. LUBED NOSE GEAR. INSPECTED RETURN SPRING, NOSE GEAR LINKAGE, CABLES, UPLOCK RELEASE MECHANISM. NO DEFECTS NOTED. INSPECTED NOSE BUNGEE CYLINDER AND MAIN NOSE GEAR ACTUATOR. NO LEAKS OR DEFECTS NOTED. INSPECTED ALL OF NOSE GEAR WELL. NO DEFECTS NOTED.