N935CE

Part: WARNING SWITCH — INOPERATIVE (LANDING GEAR) · airframe 50,624 hrs · 55,084 cycles

LEFT LANDING GEAR DOWN AND LOCK INDICATION INOPERATIVE (BOTH PRIMARY AND SECONDARY SYSTEM INDICATION) ON APPROACH TO BET. AIRCRAFT DIVERTED TO FAI AND MADE ABNORMAL LANDING AFTER VISUAL INSPECTION FROM GROUND THAT GEAR WAS DOWN. INSPECTION OF LMLG INDICATION SYSTEM REVEALED THAT THE INDICATION SWITCH HAVE FAILED.

Part: SKIN — CORRODED (FUSELAGE)

FUSELAGE SKIN JUST AFT OF STA 756 AT LONGERON 29R EXFOLIATION CORROSION REPAIR. FUSELAGE SKIN JUST AFT OF STA 756 AT LONGERON 29R WAS FOUND TO HAVE EXFOLIATION CORROSION. REPAIR FUSELAGE SKIN JUST AFT OF STA 756 AT LONGERON 29R.

Part: FLOORBEAM — CORRODED (FUSELAGE)

FLOORBEAM STA 756, RBL 30 UPPER SURFACE CORROSION BLENDOUT. DRILL START DAMAGE TO MAIN CARGO DOOR FWD FRAME BEYOND SRM LIMITS. THE BLEND IS ADJACENT TO FASTENER THAT WAS NOTED TO BE A NAS1097AD6 RIVET BY THE CUSTOMER AND HAS A 0.400" EDGE MARGIN. THE TEE IS FABRICATED FROM 7075-T6511 ALUMINUM EXTRUSION (EXT 1363992) AND IS 0.125" THIS AT THE REWORK LOCATION.

Part: UNKNOWN — MALFUNCTIONED (CABIN PRESSURE)

LOSS OF PRESSURIZATION @ FL250 RIGHT PACK WAS DMI. FOLLOWED QRH EMERGENCY CHECK LIST INSTRUCTIONS TO 10,000 FEET. DESCENDED PER QRH TO 10,000 FEET.

Part: SEAT TRACK — CORRODED (FUSELAGE)

REPLACEMENT OF SEAT TRACKS AT RBL24 AND RBL9. TO REPLACE CORRODED AND WORN OUT OF LIMITS SEAT TRACKS AT RBL24 BETWEEN S/STA237 AND 609, AND AT RBL9 BETWEEN F/STA 454.5 AND 493.5. REPLACE SEAT TRACK SECTION AT RBL9 BETWEEN EXISTING SPLICES AT F/STA 454.5 AND 493.5. EXISTING SPLICE ARE MADE PER SRM 53-05 FIGURE 4D, ALTERNATE TRACK SPLICE REPAIR. REPLACE SEAT TRACK SECTION AT RBL24 BETWEEN F/STA 237 AND 609. SPLICES ARE MADE AT F/STA 237 (EXISTING SPLICE), F/STA361, 475 AND 601 PER SRM 53-05 FIGURE 98, DUAL CARGO AND SEAT TRACK SPLICE REPAIR.

Part: SEAT TRACK — CORRODED (BS 435-511) · corrosion level 3

SEAT TRACK CORRODED BETWEEN BS 435 AND 511, BL 0. REPLACED THE SEAT TRACK IAW SRM 53-21-0.

Part: SKIN — CRACKED (FUSELAGE) · airframe 49,562 hrs · 54,021 cycles

SKIN CRACK AT RIGHT HAND STA 1144 STRINGER R15. MAJOR REPAIR OF CRACK PER SRM REFERENCE. REPAIR PER SRM 53-01 FIGURE 2 (SHEET 3).

Part: SKIN — CRACKED (FUSELAGE) · airframe 49,562 hrs · 54,021 cycles

SKIN CRACK AT LEFT HAND STA 1132 STRINGER L14. MAJOR REPAIR OF CRACK PER SRM REFERENCE. REPAIR PER SRM 53-01 FIGURE 2 (SHEET 3).

Part: CUSP WEB — DAMAGED (FUSELAGE) · corrosion level 2 · airframe 48,952 hrs · 53,397 cycles

MAIN DECK CUSP WEBS DAMAGED, STA 322-455, RBL 54. DURING THE INSPECTION, DAMAGE WAS DISCOVERED IN VARIOUS AREA OF THE OTBD CUSP WEB BETWEEN FS 322-455. REMOVE EXISTING RING DOUBLERS IN AREAS OF PANEL TO BE TRIMMED OR REPLACED AND REPAIR IAW 53-006-R1 AND R2.

Part: BULKHEAD — CRACKED (FUSELAGE) · corrosion level 3 · airframe 48,952 hrs · 53,397 cycles

AFT PRESSURE BULKHEAD CRACKED AT LBL 40, FRAME STA 996 LT. DURING INSPECTION A CRACK WAS DISCOVERED. AFT PRESSURE BULKHEAD CRACKED AT LBL 40, FRAME STA 996 LT. REMOVE CLIP FROM RADIAL TRIM OUT DAMAGE HAT SECTION. FABRICATED REPAIR ANGLES AND INSTALLED IAW NR N935CE-53-001.

Part: SKIN — DAMAGED (RT HORIZ STAB) · airframe 48,952 hrs · 53,397 cycles

RT HORIZONTAL STABILIZER L/E DAMAGED AT BS XFS 229-235, 4" DAMAGE TRIMOUT. MAKE CUTOUT IAW SRM 55-03, FIG 2, SHT 3, DEVIATIONS APPROVED IAW DOCUMENT N935CE-055-002, CREATE DOUBLER & FILLER.

Part: PAN — CORRODED (CARGO DOOR) · corrosion level 3 · airframe 48,952 hrs · 53,397 cycles

AFT CARGO PIT DOOR INTERNAL PAN CORROSION REPAIR. AFT CARGO PIT DOOR INTERNAL PAN HAS NUMEROUS AREAS OF CORROSION AT BLIND HI-SHEAR LOCATIONS. REMOVE ALL EVIDENCE OF CORROSION FOR CARGO DOOR PAN. FABRICATE DOUBLERS 063 2024 T3, AND INSTALL IAW DOCUMENT N935CE-52-005.

Part: WINDOW FRAME — CORRODED (COCKPIT) · corrosion level 3 · airframe 48,952 hrs · 53,397 cycles

REPLACEMENT OF PILOT TO CENTER WINDOW LOWER "Z" FRAME. PILOT`S WINDOW TO CENTER WINDOW LOWER "Z" FRAME HAS CORROSION, SHEARED RIVET. THE REPAIR ITSELF INVOLVED THE 2 STAINLESS ANGLES, PN 5910075-99/-100, AT THE LOWER COCKPIT WINDOWS, LT AND RT SIDE. THE CORROSION ON ONE SIDE WAS WITHIN LIMITS, AND THE OTHER SIDE WAS REPLACED WITH A NEW PART.

Part: SEAT TRACK — DAMAGED (FUSELAGE)

DAMAGED SEAT TRACK LUG AT FS 400, LBL 54. TO REMOVE AN OUT OF LIMIT IAW SRM CHAPTER 53-05 FIGURE 4B SHEET 1, SEAT TRACK LUG TO PRECLUDE THE INSTALLATION OF ANCHORING DEVICES IN THE DAMAGED AREA. TRIM OUT DAMAGED & MATCHING LUGS IAW DWG 1537-01. TRIM FLUSH TO AVOID THE USE OF THE DAMAGED AREA. THE MAXIMUM PERMISSIBLE DISTANCE FROM THE CTR LINE OF THE SEAT TRACK TO THE EDGE OF THE BLENDED OUT AREA IS 0.450" IAW SRM CHAPTER 53-05 FIGURE 4B SHEET 1 VIEW B.

Part: UNKNOWN — MALFUNCTIONED (RT ENGINE) · airframe 47,721 hrs · 52,148 cycles

AT APPROX 2245Z & CLIMBING THROUGH FL280, R OIL STRAINER CLOGGING, ANNUNCIATOR ILLUMINATED. PERFORMED ABNORMAL CHECKLIST. REDUCED POWER TO IDLE ON RT ENG. DECLARED AN EMER & RETURNED.

Part: SEAT TRACK — CORRODED (COCKPIT) · corrosion level 3

CORROSION ON INBD LT SEAT TRACK IN FLIGHT DECK. AFTER CORROSION REMOVAL, FOUND SEAT TRACK TO BE OUT OF LIMITS. REMOVED & FABRICATED NEW SECTION OF TRACK & INSTALLED IAW DC9-SRM 51-40-4, 51-30-2 & 53-05 FIG 92.

Part: FINGER DOUBLER — CORRODED (BS 598) · airframe 47,613 hrs · 52,040 cycles

LONGERON 26 RIGHT BS 598 INTERNAL FINGER DOUBLER PILLOWING AND CRACKED AT SPLICE FITTING. AFTER CORROSION REMOVAL THE AREA WAS OUT OF LIMITS. FABRICATED AND INSTALLED REPAIR IAW SRM 51-10-3, 53-04-1, 51-30-5 AND 51-04-03.

Part: SKIN — GOUGED (VERTICAL STAB)

VERTICAL STABILIZER LT TIP PLATING REPAIR FROM ZV73 TO ZV147 BETWEEN YV157 & YV172. GOUGES FOUND ON FWD LT SIDE OF VERTICAL STABILIZER UNDER UPPER & LOWER BANANA FAIRING.

Part: FINGER DOUBLER — CORRODED (FUSELAGE)

REPAIR AT LONGERON 26RT FS 598 INTERNAL FINGER DOUBLER. LONGERON 26RT FS 598 INTERNAL FINGER DOUBLER IS PILLOWING & CRACKED AT SLICE FITTING LOCATION. REPAIR THE DOUBLER IAW SRM.

Part: WEB — DENTED (NLG WW)

NOSE LANDING GEAR SUPPORT WEB RT SIDE REPAIR. REPAIRS WEB DENTED IN RT SIDE NOSE GEAR WW NEAR RT TRUNNION FITTING.

Part: SEAT TRACK — CORRODED (COCKPIT) · airframe 47,613 hrs · 5,200 cycles

CORROSION WAS NOTED IN THE COCKPIT LT INBD SEAT TRACK. REMOVED CORROSION AND FOUND IT TO BE OUT OF LIMITS. FABRICATED AND INSTALLED NEW SECTION OF SEAT TRACK IAW SRM 51-10-3, 51-10-04, 51-30-2 AND 53-05, FIG 92.

Part: STRUCTURE — GOUGED (VERTICAL STAB) · airframe 47,613 hrs · 52,040 cycles

GOUGED AREAS WERE FOUND ON FWD LT SIDE OF VERTICAL STABILIZER UNDER UPPER AND LOWER BANANA FAIRING. GOUGED AREAS WERE FOUND TO BE OUT OF LIMITS. FABRICATED AND INSTALLED REPAIR TO TIP PLATING IAW FLIGHT VEHICLE CONSULTING DWG NR 55-14233-1, REV-NEW, DATED SEPT 8, 2014 AND APPROVED BY FORM 8110-3.

Part: WEB — DENTED (NLG WW) · airframe 47,613 hrs · 52,040 cycles

WEB DENTED IN RT SIDE NOSE GEAR WHEEL WELL NEAR RT TRUNION FITTING. REMOVED DAMAGE FROM WEB, FABRICATED REPAIR PARTS FOR DOUBLER AND INSTALLED IAW FLIGHT VEHICLE CONSULTING, DWG 53-14230-1, REV NEW, DATED SEPT 4, 2014. APPROVAL FOR REPAIR IAW FORM 8110-3.

Part: UNKNOWN — MALFUNCTIONED (CABIN PRESSURE) · airframe 46,838 hrs · 51,231 cycles

AT ALTITUDE 350 CABIN PRESS LIGHT ILLUMINATED. FOLLOWED ABNORMAL PROCEDURES, COULD NOT RESTORE PRESS. DECLARED AN EMERGENCY WITH CTR AT 0253Z. DESCENDED TO 10,000 CONTINUED TO FAI.