N578US

Part: SILL — CORRODED (FUSELAGE) · airframe 55,067 hrs · 31,976 cycles

DURING C 4 CHECK, CORROSION WAS FOUND ON THE R1 DOOR MOP SILL. INSPECTION, IAW SRM 53-10-15 FOUND THE SILL OUT OF TOLERANCE. NEW SILL WAS INSTALLED IAW SRM 53-10-15 AND SRM 51-40-02.

Part: HOUSING — WORN (SLAT TRACK) · airframe 55,067 hrs · 31,976 cycles

DURING C 4 CHECK, TRACK HOUSING WAS FOUND TO HAVE A HOLE WORN THROUGH IT CAUSING FUEL LEAK. HOUSING IS LOCATED INSIDE THE WING TANK FOR NR 5 OUT BOARD SLAT TRACK, RT WING STA 497. REMOVED DAMAGED NR 5 OUT BOARD SLAT TRACK HOUSING IN ACCORDANCE WITH THE REQUIREMENTS OF SRM 51-40-02. LOCATED AND DRILLED NEW HOUSING IAW THE REQUIREMENTS OF SRM 51-40-05 AND INSTALLED NEW HOUSING IAW THE REQUIREMENTS OF SRM 51-40-02 AND SEALED IAW THE REQUIREMENTS OF MM 28-11-00.

Part: SKIN — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C 4 CHECK, CORROSION WAS FOUND ON THE INTERIOR FUSELAGE SKIN AT BS 500 AND STR 26L. FUSELAGE SKIN WAS ROUTED OUT AND REPAIRED IN ACCORDANCE WITH ENGINEERING AUTHORIZATION EA 53-737-185, SRM 53-00-01 AND SRM 53-30-03.

Part: SKIN — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C 4 CHECK, CORROSION WAS FOUND ON INTERIOR SURFACE OF FUSELAGE SKIN AT BS 500, STR 26L. CORRODED AREA WAS ROUTED OUT AND REPAIRED IAW EA 53-737-185, SRM 53-00-01 AND SRM 53-30-3.

Part: INTERCOSTAL — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C 4 CHECK, CORROSION WAS FOUND AROUND NUT PLATES ON INTERCOSTAL BETWEEN BS 847 AND BS 867, STRINGERS 25R AND 24R. REPAIR WAS PERFORMED IN ACCORDANCE WITH BOEING DRAWING NUMBER 65-47 AND SRM 51-40-02.

Part: SHEAR TIE — CORRODED · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

CORROSION FOUND ON FRAME AND SHEAR TIE FORWARD AND AFT SIDES AT BS 500D, LBL 9 TO 22

Part: INTERCOSTAL — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C 4 CHECK, CORROSION WAS FOUND ON THE INTERCOSTAL LOCATED AT BS 867 TO BS 887. INSPECTION REVEALED THE INTERCOSTAL WAS OUT OF LIMITS IAW THE REQUIREMENTS OF SRM 53-60-04. REPLACEMENT PART WAS FABRICATED AND INSTALLED IAW THE REQUIREMENTS OF SRM 53-60-04.

Part: PANEL — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C 4 CHECK, AFT CARGO COMPARTMENT TRANSITION PANEL WAS FOUND TO HAVE CORROSION. INSPECTION OF THE TRANSITION PANEL, IAW THE REQUIREMENTS OF SRM 53-60-53, REQUIRED FABRICATION OF REPAIR PARTS IAW SRM 53-60-53.

Part: INTERCOSTAL — CRACKED (FUSELAGE) · airframe 55,067 hrs · 31,976 cycles

DURING C 4 CHECK, THE UPPER FLANGE OF FLOOR INTERCOSTAL WAS FOUND CRACKED AT BS 344 TO BS 360. REMOVED INTERCOSTAL. FABRICATED UPPER FLANGE OF THE INTERCOSTAL IAW SRM 53-10-51 AND INSTALLED ON INTERCOSTAL IAW SRM 53-30-01. INTERCOSTAL INSTALLED IAW SRM 51-40-02.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON FLOOR SUPPORT, BS 328 TO 344, LBL 12. REPLACED FLOOR SUPPORT PER SRM 53-10-51, 51-40-02 AND EA 53-737-181.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-3 CHECK, INSPECTION REPORTED CORROSION ON FLOOR SUPPORT, BS 328 TO 344, RBL 11. REPLACED FLOOR SUPPORT PER SRM 53-10-01, FIG. 101, 51-40-02 AND EA 53-737-181.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON FLOOR SUPPORT, BS 312 TO 328, LBL 12. FABRICATED AND INSTALLED REPLACEMENT FLOOR SUPPORT PER SRM 51-40-02, 51-40-02, SOPM 20-41-02 AND EA 53-737-181.

Part: FLOORBEAM — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON FLOOR BEAM UPPER CHORD, BS 344. REPAIRED FLOORBEAM PER SRM 53-10-51 AND EA 53-737-184.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON FLOOR SUPPORT, BS 294.5 TO 312, LBL 12. REPLACED FLOOR SUPPORT PER SRM 53-10-51, 51-40-02 AND EA 53-737-181.

Part: THRESHOLD — CORRODED (FUSELAGE) · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED AFT CARGO COMPARTMENT FLOOR SILL PLATE IN FRONT OF C2 DOOR CORRODED. REPLACED THRESHOLD WEB PER SRM 51-40-02 AND 51-30-01.

Part: CHANNEL — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED FLOOR SUPPORT CHANNEL CORRODED AT BBL 8.1 BETWEEN BS 867 AND 847. FABRICATED AND INSTALLED REPAIR PER SRM 53-00-53, 55-00-53, 51-40-02 AND SOPM 20-41-02.

Part: ANGLE — LOOSE (T/E FLAP) · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED RT WING INBD TE PLATE LOOSE FASTENERS ON MID FLAP. FABRICATED AND INSTALLED REPLACEMENT ANGLE PER SRM 51-30-01, FIGURE 7 AND 51-40-02.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C 4 CHECK, USING INSPECTION CRITERIA IN SRM 53-60-53, CORROSION WAS FOUND AROUND THE NUT PLATE ON THE FLOOR SUPPORT CHANNEL AT RBL 3 AT BS 887. REMOVED AND REPLACED A SECTION OF THE FLOOR SUPPORT CHANNEL, FROM BS 887 TO BS 947 AT RBL 3, IAW SRM 53-00-53.

Part: SKIN — DENTED (T/E FLAP) · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED L/E OF LT OTBD MID T/E FLAP DENTED AND GOUGED AT OTBD ACTUATOR. FABRICATED AND INSTALLED DOUBLER PER SRM 57-53-01, SOPM 20-41-02 AND SOPM 20-42-01.

Part: FRAME — CRACKED (FUSELAGE) · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED LT FUSELAGE FORMER AT FWD OTBD CORNER OF OUTER AIR CONDITIONING DUCT BAY DOOR CRACKED APPROXIMATELY 4 INCHES. DRILLED AND INSTALLED REPLACEMENT TEE CHORD PER SRM 51-40-02 AND 51-10-2.

Part: CARGO TRACK — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C 4 CHECK, CORROSION WAS FOUND ON CARGO TRACK AT BS 947, RBL 14 AT THE TIE DOWN SOCKET. CARGO TRACK SECTION WAS REPLACED IN ACCORDANCE WITH SRM 53-00-53, FROM BS 867 TO BS 947.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C 4 CHECK, CORROSION WAS FOUND ON THE FLOOR SUPPORT CHANNEL AT BS 897 AROUND THE NUT PLATE HOLE. REMOVED AND REPLACED SECTION OF FLOOR SUPPORT CHANNEL FROM BS 887 TO BS 947, RBL 3, IAW SRM 53-00-53

Part: DOUBLER — CORRODED (BS 440 & 460) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON RADIO ALTIMETER ANTENNA INTERNAL DOUBLER BETWEEN BS 440 AND 460. REPLACED RADIO ALTIMETER ANTENNA INTERNAL DOUBLER PER SRM 51-10-2 AND BOEING DRAWING 69-27827.

Part: STRAP — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON FLOOR STRAP AT BS 1016. FABRICATED AND INSTALLED REPLACEMENT FLOOR STRAP PER SRM 53-30-01 AND BOEING DRAWING 65-46812.

Part: SILL — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON R2 MOP SILL. REPLACED MOP SILL PER SRM 51-40-02.

Part: FLOOR SUPPORT — CORRODED (BS 1006 - 1016) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON DIAGONAL FLOOR SUPPORT BETWEEN BS 1006 AND 1016, L/H. FABRICATED AND INSTALLED REPLACEMENT FLOOR SUPPORT PER SRM 53-60-51 ANDD 51-40-02.

Part: STRAP — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON FLOOR STRAP BETWEEN BS 1006 AND BS 1016, RBL 18. FABRICATED AND INSTALLED REPLACEMENT FLOOR STRAP PER BOEING DRAWING 65-46812 AND SRM 51-30-01.

Part: INTERCOSTAL — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON INTERCOSTAL AT BS 947-BS 967, RBL 41. REMOVED INTERCOSTAL PER SRM 51-40-02. FABRICATED AND INSTALLED INTERCOSTAL PER SRM 51-60-02, MM 51-21-99 AND EA 53-737-181.

Part: INTERCOSTAL — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON INTERCOSTAL BETWEEN BS 294.5 AND BS 312, RBL 1 AND CRACKED ON AFT END. REMOVED DAMAGED INTERCOSTAL PER SRM 51-40-02. FABRICATED AND INSTALLED REPLACEMENT INTERCOSTAL PER SRM 51-40-06, SRM 51-40-02 AND SOPM 20-41-01.

Part: ATTACH ANGLE — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON CLOSET ATTACH ANGLES AT BS 1015. FABRICATED AND INSTALLED REPLACEMENT ANGLES PER BOEING DRAWING 65-48812 AND SRM 51-40-02.

Part: INTERCOSTAL — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED ON CORROSION ON FLOOR INTERCOSTAL AT STA 986.5 - 1006, RBL 37. FABRICATED AND INSTALLED REPLACEMENT INTERCOSTAL PER SRM 51-40-02 AND 53-60-51.

Part: INTERCOSTAL — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON INTERCOSTAL IN FWD CARGO COMPARTMENT BETWEEN BS 500 AND 500A, ABOVE STR 25L. FABRICATED AND INSTALLED REPLACEMENT INTERCOSTAL PER SRM 53-30-04 AND 51-40-02.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION FLOOR SUPPORT BS 986 TO 1006 LT. FABRICATED FLOOR SUPPORT AND INSTALLED AT BS 986-1006 LT PER SRM 53-60-51, SRM 51-40-2 MM 51-21-99 AND EA 53-737-181.

Part: CHANNEL — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED FLOOR CHANNEL CORRODED AT BS 727D ABOVE STRINGER 28L. BLENDED CORROSION AND FOUND TO BE OUT OF LIMITS PER SRM 53-60-53. FABRICATED AND INSTALLED REPLACEMENT CHANNEL PER SRM 53-60-53, SRM 51-40-02 AND SOPM 20-41-02.

Part: SILL — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON L2 DOOR MOP SILL. REPLACED MOP SILL PER SRM 51-40-02.

Part: CHANNEL — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON AFT CARGO BIN LT FLOOR SUPPORT ZEE CHANNEL. FOUND TO BE OUT OF LIMITS PER SRM 53-60-53. FABRICATED PARTS PER SRM 53-60-53 & SOPM 20-41-02. INSTALLED PART PER SRM 51-40-02.

Part: INTERCOSTAL — CORRODED (BS 947-967) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON INTERCOSTAL AT BS 947 - BS 967, LBL 8. REMOVED DAMAGED INTERCOSTAL PER SRM 51-40-02. FABRICATED AND INSTALLED REPLACEMENT INTERCOSTAL PER SRM 51-40-02, SRM 53-60-51 AND EA 53-737-181.

Part: STRINGER — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON STR 26R AT BS 380. REMOVED CORRODED SECTION OF STRINGER PER SRM 51-40-02. FABRICATED AND INSTALLED REPAIR PER SRM 53-30-03 AND 53-00-03.

Part: INTERCOSTAL — CORRODED (BS 947 - 967) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON INTERCOSTAL AT BS 947 - BS 967, LBL 17. FABRICATED AND INSTALLED REPLACEMENT INTERCOSTAL PER SRM 53-60-51, 51-40-02 AND EA 53-737-181.

Part: WEB — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON FLOOR WEB AT BS 1016. FABRICATED AN INSTALLED REPLACEMENT WEB PER BOEING DRAWING 65-46812-109 AND SRM 53-30-01.

Part: BEAR STRAP — CORRODED (BX 441) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON C-1 DOOR BEAR STRAP AT BS 441, RBL 7.5. FABRICATED AND INSTALLED REPAIR PER PER EA 53-737-180.

Part: FLOORBEAM — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON FLOOR BEAM UPPER CHORD AT BS 294.5. FABRICATED REPLACEMENT PARTS AND INSTALLED REPAIR PER SRM 53-10-51, SRM 51-40-02 AND SOPM 20-41-02.

Part: INTERCOSTAL — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION STA 947-967 LBL 30-45 ON INTERCOSTAL. FABRICATED AND INSTALLED REPLACEMENT INTERCOSTAL PER SRM 53-60-51, 51-40-02, EA 53-737-181 AND MM 51-21-99.

Part: FLOOR SUPPORT — CORRODED (BS1006-1016) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON FLOOR SUPPORT BS 1006 - 1016 RBL32.FABRICATED FLOOR SUPPORT ANDINSTALLED FLOOR SUPPORT BS 1006 - 1016 RBL 32 PER SRM 51-40-02 & SRM 53-60-51.

Part: FLOORBEAM — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON 312 FLOOR BEAM UPPER CHORD. FABRICATED AND INSTALLED REPLACEMENT UPPER CHORD PER SRM 51-40-02, 51-40-06 AND SOPM 20-41-01.

Part: INTERCOSTAL — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION STA 947-967 LBL 17 INTERCOSTAL. FABRICATED NEW INTERCOSTAL PART SRM 53-60-51 & MM 51-21-99. INSTALLED PART PER SRM 51-40-02 & EA 53-737-181.

Part: INTERCOSTAL — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON INTERCOSTAL AT BS 947-967, LBL 45. REMOVED INTERCOSTAL PER SRM 51-40-02. FABRICATED AND INSTALLED REPLACEMENT INTERCOSTAL PER SRM 53-60-51, 51-40-02, MM 51-21-99 AND EA 53-737-181.

Part: INTERCOSTAL — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON INTERCOSTAL IN FWD CARGO COMPARTMENT BETWEEN BS 500B AND 500C, ABOVE STR 25L. FABRICATED AND INSTALLED REPLACEMENT INTERCOSTAL PER SRM 53-30-04 AND 51-40-02.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON DIAGONAL FLOOR SUPPORT BETWEEN BS 1006 AND 1016, RT. FABRICATED AND INSTALLED REPLACEMENT FLOOR SUPPORT PER SRM 53-60-51 AND 51-40-02.

Part: TORQUE TUBE — CORRODED (AFT ENTRY DOOR) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED AFT ENTRY DOOR TORQUE TUBE CORROSION LENGTH OF TUBE. REPLACED TORQUE TUBE ASSEMBLY PER OHM 52-16-01.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION CARGO FLOOR SUPPORT BS727C(-4) LBL8. DETERMINED SUPPORT TO BE OUT OF LIMITS PER SRM 53-60-53. FABRICATED PARTS PER SRM 53-00-53 / SOPM 20-41-02. INSTALLED PER 737-300 SRM 51-40-02.

Part: ANGLE — CORRODED (BS 947) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON FLOOR TO BULKHEAD ANGLE AT BS 947. REPLACED BULKHEAD ANGLE PER SRM 53-30-53 AND 51-40-03.

Part: STRINGER — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON STR 25L AT BS 500B+6. REPAIRED PER SRM 53-00-03, DETAIL VII.

Part: DOOR — CORRODED (LAVATORY SERVICE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED FWD LAVATORY SERVICE PANEL CORRODED. REPLACED LAVATORY SERVICE DOOR.

Part: SKIN — GOUGED (RT WING) · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED RT WING LEADING EDGE AT INBD END OF NR 5 SLAT GOUGED. REPAIRED DAMAGE PER SRM 51-70-17, FIGURE 19.

Part: ATTACH ANGLE — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON LT. LAVATORY WALL ATTACH ANGLE, BS 994. REPLACED ATTACH ANGLE PER SRM 51-10-02 AND 51-40-02.

Part: PANEL — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON TRANSITION PANEL AT BS 787 TO BS 707. FABRICATED AND INSTALLED REPAIR PARTS PER SRM 53-60-53, SRM 51-40-02 AND SOPM 20-41-02.

Part: ATTACH ANGLE — CORRODED · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON RT. AFT LAV WALL ATTACH ANGLE. FABRICATED AND INSTALLED REPLACEMENT ATTACH ANGLE PER BOEING DRAWING 65-73223 AND SRM 51-40-02.

Part: CHANNEL — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON RT LAVATORY HAT CHANNEL FOR WALL ATTACH ANGLE, RBL 20. FABRICATED AND INSTALLED HAT SECTION PER BOEING DRAWING 65-73223 AND SRM 51-40-02.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION ON CARGO FLOOR SUPPORT AT BS 727C (-4), LBL 8, AT NUTPLATE. REMOVED DAMAGED FLOOR SUPPORT CHANNEL. FABRICATED AND INSTALLED REPLACEMENT PARTS PER SRM 53-00-53, 51-40-02, AND SOPM 20-41-02.

Part: CHANNEL — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED LT. AFT LAVATORY WALL HAT CHANNEL, BS 992, CORRODED BEYOND LIMITS PER SRM 53-60-51. FABRICATED AND INSTALLED REPLACEMENT PARTS PER SRM 51-40-02, 51-4-05 AND SOPM 20-44-04.

Part: FLOORBEAM — CORRODED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED VARIOUS STAGES OF CORROSION ON AFT GALLEY/LAVATORY FLOOR BEAMS. REMOVED CORROSION ON FLOOR BEAM AT BS 986.5 PER SRM 53-60-51. CORROSION REMOVAL AT LBL 28 TO LBL 44 WAS OUT OF LIMITS AND REPAIRED PER SRM 53-00-51, FIG. 203.

Part: INTERCOSTAL — DAMAGED (FUSELAGE) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C4 CHECK, INSPECTION REPORTED ELONGATED HOLE ON INTERCOSTAL AT BS 500A-500B, STR 26. FABRICATED AND INSTALLED REPLACEMENT INTERCOSTAL PER SRM 51-10-02, 51-50-02 AND SOPM 20-41-01.

Part: FRAME — CRACKED (FUSELAGE) · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED FRAME CRACKED AT BS 460 BETWEEN STR 26R AND 27R. REPAIRED CRACKED FRAME PER SRM 53-00-07.

Part: INTERCOSTAL — CRACKED (FUSELAGE) · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED INTERCOSTAL CRACKED AT BS 500B - 500C AT STR 26. FABRICATED AND REPLACED INTERCOSTAL PER SRM 51-10-02, 51-40-02, AND SOPM 20-41-01.

Part: PANEL — CORRODED (BS 500A - 500D) · corrosion level 2 · airframe 55,067 hrs · 31,976 cycles

DURING C-4 CHECK, INSPECTION REPORTED CORROSION AND PUNCTURE IN TRANSITION PANEL AT BS 500A TO 500D. FABRICATED AND INSTALLED REPLACEMENT PANEL PER SRM 51-40-02 AND SOPM 20-41-01.

Part: WIRE — BROKEN (CABIN) · airframe 54,811 hrs · 31,858 cycles

INSPECTION REPORTED ROW 3 ABC SINGLE LAMP SEAT MOUNTED EMERGENCY EXIT LIGHT INOPERATIVE. REPAIRED BROKEN WIRE AT SEAT 3 ABC PER MM 33-19-00, PERFORMED OPERATIONAL TEST AND CHECKED OKAY.

Part: INTERCOSTAL — CRACKED · corrosion level 2 · airframe 52,042 hrs · 30,494 cycles

DURING C-3 CHECK, INSPECTION REPORTED CRACK IN INTERCOSTAL AT BS 178, WL 195, LBL 24. MAINTENANCE REPAIRED INTERCOSTAL PER SRM 737-300 MM 53-10-08.

Part: INTERCOSTAL — CRACKED · corrosion level 2 · airframe 52,042 hrs · 30,494 cycles

DURING C-3 CHECK, INSPECTION REPORTED CRACK IN INTERCOSTAL AT BS 178, WL 195, RBL 24. MAINTENANCE REPAIRED INTERCOSTAL PER SRM 737-300 MM 53-10-08.

Part: SKIN — CORRODED (FUSELAGE) · airframe 48,512 hrs · 28,838 cycles

DEN - DURING C-2 CHECK, INSPECTION REPORTED CORROSION BEHIND FORWARD LAVATORY DUMP VALVE. MAINTENANCE REPAIRED PER SRM 51-10-6 AND SRM 51-20-02. (X)

Part: SKIN — CRACKED (FUSELAGE) · airframe 48,512 hrs · 28,838 cycles

DEN - DURING C-2 CHECK, INSPECTION REPORTED CRACKS AROUND FORWARD LAVATORY SERVICE PANEL AT FILL PORT BACKSIDE OF RIVET HOLES, 1, 3, 5, AND 9 O''CLOCK POSITIONS. MAINTENANCE FABRICATED REPLACEMENT PARTS AND REPAIRED DAMAGE PER SRM 51-60-02, 51-20-02, 51-30-05, AND EO 51-00-737-001. (X)

Part: SKIN — DELAMINATED (LT AILERON TAB) · airframe 48,512 hrs · 28,838 cycles

DEN - DURING C-2 CHECK, INSPECTION REPORTED LT AILERON TAB DELAMINATED AT TRAILING EDGE. MAINTENANCE REPAIRED PER SRM 51-70-06, REPAIR NR 6 AND 51-60-03 AND REINSTALLED PER MM 27-11-21. (X)

Part: SKIN — CRACKED (PAX DOOR) · airframe 48,512 hrs · 28,838 cycles

DEN - DURING C-2 CHECK, INSPECTION REPORTED R-1 DOOR UPPER HINGE ARM CUT-OUT CRACKED (APPROXIMATELY .250 INCH LONG). MAINTENANCE REMOVED DAMAGED AREA AND REPAIRED PER SRM 51-10-02 AND SRM 51-20-01 AND MM 51-21. (X)

Part: SKIN — DELAMINATED (LEFT AILERON) · airframe 48,512 hrs · 28,838 cycles

DEN - DURING C-2 CHECK, INSPECTION REPORTED LEFT AILERON INBOARD BOTTOM CORNER IN HINGE AREA DELAMINATED IN THREE PLACES. MAINTENANCE REPLACED LEFT AILERON PER MM 27-11-11. (X)

Part: FLOOR PANEL — CORRODED (NR 2 GALLEY) · airframe 48,512 hrs · 28,838 cycles

DEN - DURING C-2 CHECK, INSPECTION REPORTED CORROSION AT BOTTOM OUTBOARD FORWARD CORNER OF NR 2 GALLEY. MAINTENANCE REPLACED FLOOR PANEL PER SRM 51-10-2. (X)

Part: SKIN — CORRODED (LOWER FUSELAGE)

DEN - FOUND DURING C-2 CHECK, CORROSION AROUND AFT LAVATORY DUMP VALE, INTERIOR SIDE OF AIRCRAFT SKIN, REF EO 38-30-737-001. MAINTENANCE REPLACED INTERIOR STRUCTURE OF AFT LAVATORY DUMP VALE PER SRM 51-10-2. (M)

Part: PANEL — CRACKED (NR 2 PYLON)

DEN - DURING C-2 CHECK INSPECTION, FOUND 4 CRACKS IN NR 2 ENGINE PYLON PANEL NR 5824R IN UPPER FORWARD CORNER OF ACCESS HOLE. MAINTENANCE REPAIRED DAMAGED AREA PER EA 54-737-015A. (M)

Part: FLOOR SUPPORT — CRACKED (CABIN)

DEN - DURNG C-2 CHECK INSPECTION, FOUND FLOOR ANGLE CRACKED AT CENTER OF FLOOR, BS 360-380, FLOOR CAP SECTION. MAINTENANCE REMOVED CRACKED ANGLE. FABRICATED AND INSTALLED REPLACEMENT SHEAR WEB TOP ANGLE PER SRM 53-30-51. (M)

Part: TAB — DAMAGED (LT AILERON)

DEN - DURING C-2 INSPECTION, REPORTED LEFT AILERON TAB DAMAGED. MAINTENANCE REPAIRED DAMAGE PER SRM 51-70-06. REPAIR NR 6. (M)

Part: SKIN — CORRODED (LOWER FUSELAGE)

DEN - DURING C-2 CHECK INSPECTION, FOUND AREA BEHIND FORWARD LAVATORY FILL PORT CORRODED. MAINTENANCE REMOVED CORROSION AND REPAIRED PER SRM 51-10-06. (M)

Part: LIGHT — INOPERATIVE (CABIN)

DEN - DURING SERVICE CHECK, MAINTENANCE REPORTED EMERGENCY PATH LIGHTING BETWEEN ROWS 6 AND 11 INOPERATIVE. MAINTENANCE REPLACED FUSE ON BATTERY PACK CHARGER UNIT. (M)

Part: SUPPORT — CORRODED (NR 1 MLG)

DEN - DURING C-CHECK, INSPECTION REPORTED LEFT MAIN LANDING GEAR FORWARD UPLOCK SUPPORT SHAFT LUG CORRODED, STA 685. MAINTENANCE REPLACED NR 1 MAIN LANDING GEAR PER MM 32-11-00. TC: 15,691. (X)

Part: INTERCOSTAL — CRACKED (BS 178)

DEN - DURING C-CHECK INSPECTION, REPORTED 1 INCH CRACK IN FLOOR INTERCOSTAL WEB, BS 178, WL 207, RBL 19.0. MAINTENANCE FABRICATED DOUBLER AND REPAIRED PER SRM 51-70-13 AND SRM 53-10-08. (X)

Part: SKIN — CRACKED (NR 1 LE SLAT)

DEN - DURING C-CHECK, INSPECTION REPORTED CRACK IN NR 1 LEADING EDGE SLAT LOWER SKIN AT TWO RIVETS, OUTBOARD MAIN RACK. MAINTENANCE FABRICATED, TREATED AND INSTALLED REPAIR PER EA 57-737-027. TC: 27,402. (X)

Part: FIREWALL — CRACKED (LT NACELLE)

DEN - DURING C-CHECK, INSPECTION REPORTED FIREWALL FROM CLAMP 12 O'CLOCK POSITION AT NACELLE STA 204.5 (6 INCHES AFT OF FORWARD ENGINE MOUNT ON NACELLE). MAINTENANCE FABRICATED AND INSTALLED REPAIR DOUBLER AND FILLER PER SRM 51-70-13. TC: 27,402. (X)

Part: COMPUTER — MALFUNCTIONED (AFCS)

DEN - FLT 520 - CREW REPORTED WHILE CLIMBING THROUGH FL 210, ACFT ROLLED 10 DEGREES RT, THEN 20 DEGREES LT, THEN ROLLED WINGS LEVEL. AT FL 230, ACFT STARTED TO FLUTTER FROM LT TO RT ON THE RUDDER. 1-2 SECONDS LATER, ACFT STARTED AN UNCOMMANDED ROLL TO THE LT. TURNED AUTOPILOT AND AUTO THROTTLES OFF, TURNED CONTROL YOKE RT, PUSHED RT RUDDER AND GAINED CONTROL OF ACFT. CREW REPORTED HANDS AND FEET WERE NOT ON CNTRLS UNTIL AUTOPILOT DISENGAGED, THEN CREW MANUALLY RECOVERED/REGAINED CONTROL. MAINT REPLACED AUTOPILOT AILERON ACTUATOR (B-SYS) AUTOPILOT AILERON ACTUATOR PRESS SWITCH (B-SYS). AUTOPILOT AILERON ACT CONNECT (A-SYS). CYCLES: 80. REF: OPER CNTRL F3LA99040, AND, NR 99ZZZX2331 THRU 99ZZZX2337.

Part: PCU — MALFUNCTIONED (AFCS)

DEN - FLT 520 - CREW REPORTED WHILE CLIMBING THROUGH FL 210, ACFT ROLLED 10 DEGREES RT, THEN 20 DEGREES LT, THEN ROLLED WINGS LEVEL. AT ABOUT FL 230, ACFT STARTED TO FLUTTER FROM LT TO RT ON THE RUDDER. 1-2 SECONDS LATER, ACFT STARTED AN UNCOMMANDED ROLL TO THE LT. TURNED AUTOPILOT AND AUTO THROTTLES OFF, TURNED CONTROL YOKE RT, PUSHED RT RUDDER AND GAINED CONTROL OF ACFT. CREW REPORTED HANDS AND FEET WERE NOT ON CNTRLS UNTIL AUTOPILOT DISENGAGED, THEN CREW MANUALLY RECOVERED/REGAINED CONTROL. MAINT REPLACED AUTOPILOT AILERON ACTUATOR (B-SYS) AUTOPILOT AILERON ACTUATOR PRESS SWITCH (B-SYS). AUTOPILOT AILERON ACTUATOR CONNECT (A-SYS). REF: OPER CNTRL F3LA99040, AND, NR 99ZZZX2331 THRU 99ZZZX2337.

Part: ACTUATOR — MALFUNCTIONED (AFCS)

DEN - FLT 520 - CREW REPORTED WHILE CLIMBING THROUGH FL 210, ACFT ROLLED 10 DEGREES RT, THEN 20 DEGREES LT, THEN ROLLED WINGS LEVEL. AT ABOUT FL 230, ACFT STARTED TO FLUTTER FROM LT TO RT ON THE RUDDER. 1-2 SECONDS LATER, ACFT STARTED AN UNCOMMANDED ROLL TO THE LT. TURNED AUTOPILOT AND AUTO THROTTLES OFF, TURNED CONTROL YOKE RT, PUSHED RT RUDDER AND GAINED CONTROL OF ACFT. CREW REPORTED HANDS AND FEET WERE NOT ON CNTRLS UNTIL AUTOPILOT DISENGAGED, THEN CREW MANUALLY RECOVERED/REGAINED CONTROL. MAINT REPLACED AUTOPILOT AILERON ACTUATOR (B-SYS) AUTOPILOT AILERON ACTUATOR PRESS SWITCH (B-SYS). AUTOPILOT AILERON ACTUATOR CONNECT (A-SYS). REF: OPER CNTRL NR 99ZZZX2331THRU 99ZZZX2337. (X)

Part: COMPUTER — MALFUNCTIONED (AFCS)

DEN - FLT 520 - CREW REPORTED WHILE CLIMBING THROUGH FL 210, ACFT ROLLED 10 DEGREES RT, THEN 20 DEGREES LT, THEN ROLLED WINGS LEVEL. AT ABOUT FL 230, ACFT STARTED TO FLUTTER FROM LT TO RT ON THE RUDDER. 1-2 SECONDS LATER, ACFT STARTED AN UNCOMMANDED ROLL TO THE LT. TURNED AUTOPILOT AND AUTO THROTTLES OFF, TURNED CONTROL YOKE RT, PUSHED RT RUDDER AND GAINED CONTROL OF ACFT. CREW REPORTED HANDS AND FEET WERE NOT ON CNTRLS UNTIL AUTOPILOT DISENGAGED, THEN CREW MANUALLY RECOVERED/REGAINED CONTROL. MAINT REPLACED AUTOPILOT AILERON ACTUATOR (B-SYS) AUTOPILOT AILERON ACTUATOR PRESS SWITCH (B-SYS). AUTOPILOT AILERON ACTUATOR CONNECT (A-SYS). REF: OPER CNTRL F3LA99040, AND, NR 99ZZZX2331 THRU 99ZZZX2337.

Part: ADAPTER — MALFUNCTIONED (AFCS)

DEN - FLT 520 - CREW REPORTED WHILE CLIMBING THROUGH FL 210, ACFT ROLLED 10 DEGREES RT, THEN 20 DEGREES LT, THEN ROLLED WINGS LEVEL. AT ABOUT FL 230, ACFT STARTED TO FLUTTER FROM LT TO RT ON THE RUDDER. 1-2 SECONDS LATER, ACFT STARTED AN UNCOMMANDED ROLL TO THE LT. TURNED AUTOPILOT AND AUTO THROTTLES OFF, TURNED CONTROL YOKE RT, PUSHED RT RUDDER AND GAINED CONTROL OF ACFT. CREW REPORTED HANDS AND FEET WERE NOT ON CNTRLS UNTIL AUTOPILOT DISENGAGED, THEN CREW MANUALLY RECOVERED/REGAINED CONTROL. MAINT REPLACED AUTOPILOT AILERON ACTUATOR (B-SYS) AUTOPILOT AILERON ACTUATOR PRESS SWITCH (B-SYS). AUTOPILOT AILERON ACTUATOR CONNECT (A-SYS). REF: OPER CNTRL F3LA99040, AND, NR 99ZZZX2332 THRU 99ZZZX2337.

Part: CONNECTOR — MALFUNCTIONED (AFCS)

DEN - FLT 520 - CREW REPORTED WHILE CLIMBING THROUGH FL 210, ACFT ROLLED 10 DEGREES RT, THEN 20 DEGREES LT, THEN ROLLED WINGS LEVEL. AT ABOUT FL 230, ACFT STARTED TO FLUTTER FROM LT TO RT ON THE RUDDER. 1-2 SECONDS LATER, ACFT STARTED AN UNCOMMANDED ROLL TO THE LT. TURNED AUTOPILOT AND AUTO THROTTLES OFF, TURNED CONTROL YOKE RT, PUSHED RT RUDDER AND GAINED CONTROL OF ACFT. CREW REPORTED HANDS AND FEET WERE NOT ON CNTRLS UNTIL AUTOPILOT DISENGAGED, THEN CREW MANUALLY RECOVERED/REGAINED CONTROL. MAINT REPLACED AUTOPILOT AILERON ACTUATOR (B-SYS) AUTOPILOT AILERON ACTUATOR PRESS SWITCH (B-SYS). AUTOPILOT AILERON ACTUATOR CONNECT (A-SYS. REF: OPER CNTRL F3LA99040, AND, NR 99ZZZ2331 THRU 99ZZZX2337.

Part: SWITCH — MALFUNCTIONED (AFCS)

DEN - FLT 520 - CREW REPORTED WHILE CLIMBING THROUGH FL 210, ACFT ROLLED 10 DEGREES RT, THEN 20 DEGREES LT, THEN ROLLED WINGS LEVEL. AT ABOUT FL 230, ACFT STARTED TO FLUTTER FROM LT TO RT ON THE RUDDER. 1-2 SECONDS LATER, ACFT STARTED AN UNCOMMANDED ROLL TO THE LT. TURNED AUTOPILOT AND AUTO THROTTLES OFF, TURNED CONTROL YOKE RT, PUSHED RT RUDDER AND GAINED CONTROL OF ACFT. CREW REPORTED HANDS AND FEET WERE NOT ON CNTRLS UNTIL AUTOPILOT DISENGAGED, THEN CREW MANUALLY RECOVERED/REGAINED CONTROL. MAINT REPLACED AUTOPILOT AILERON ACTUATOR (B-SYS) AUTOPILOT AILERON ACTUATOR PRESS SWITCH (B-SYS). AUTOPILOT AILERON ACTUATOR CONNECT (A-SYS). CYCLES, 1,243. REF: OPER CNTRL F3LA99040, AND, NR 99ZZZX2331 THRU 9

Part: YAW DAMPENER — MALFUNCTIONED (AFCS)

DEN - FLT 520 - CREW REPORTED WHILE CLIMBING THROUGH FL 210, ACFT ROLLED 10 DEGREES RT, THEN 20 DEGREES LT, THEN ROLLED WINGS LEVEL. AT ABOUT FL 230, ACFT STARTED TO FLUTTER FROM LT TO RT ON THE RUDDER. 1-2 SECONDS LATER, ACFT STARTED AN UNCOMMANDED ROLL TO THE LT. TURNED AUTOPILOT AND AUTO THROTTLES OFF, TURNED CONTROL YOKE RT, PUSHED RT RUDDER AND GAINED CONTROL OF ACFT. CREW REPORTED HANDS AND FEET WERE NOT ON CNTRLS UNTIL AUTOPILOT DISENGAGED, THEN CREW MANUALLY RECOVERED/REGAINED CONTROL. MAINT REPLACED AUTOPILOT AILERON ACTUATOR (B-SYS) AUTOPILOT AILERON ACTUATOR PRESS SWITCH (B-SYS). AUTOPILOT AILERON ACTUATOR CONNECT (A-SYS). REF: OPER CNTRL F3LA99040, AND, NR 99ZZZX2331 THRU 99ZZZX2336.

Part: LIGHT — INOPERATIVE (CABIN)

DEN - UPON ARRIVAL, FLIGHT CREW REPORTED FLOOR PROXIMITY LIGHTING AT ROW 7 INOPERATIVE. REPAIRED WIRING AND SYSTEM CHECKED OK. (M)

Part: BEAM — CORRODED (LT MLG)

PAE - DURING C-CHECK, INSPECTION REPORTED CORROSION ON LT MAIN LANDING GEAR BEAM LOWER SURFACE AND DAMAGED PANEL MOUNT HOLE OUTBOARD OF STABILIZER LINK MOUNT POINT. MAINTENANCE REMOVED CORROSION, FABRICATED REPLACMENT PARTS AND REPAIRED PER SRM 51-20-10 AND ERO 98-0597. (M)

Part: CYLINDER — CORRODED (NLG)

PAE - DURING C-CHECK INSPECTION, REPORTED NOSE LANDING GEAR OUTER CYLINDER THREADS ARE CORRODED AND HAVE SHARP EDGES. MAINTENANCE REPAIRED PER SRM 32-21-58, OHM 20-50-3 AND OHM 20-42-10. (M)

Part: FITTING — CORRODED (RT MLG)

PAE - DURING C-CHECK INSPECTION, REPORTED CORROSION ON RT MAIN LANDING GEAR STABILIZER BEAM AFT FITTING. MAINTENANCE BLENDED CORROSION. REMOVED AND REPLACED BEAM AND AFT FITTING PER OHM 57-41-01 AND MM 32-13-21. (M)

Part: WEB — CRACKED (BS 294)

PAE - DURING C-CHECK INSPECTION, REPORTED CRACK AND CORROSION ON WEB AROUND FASTENER AT BS 294.5, WL 208, LBL 56. MAINTENANCE REMOVED DAMAGED WEB, FABRICATED REPLACEMENT PART AND REPAIRED PER SRM 51-30-01 AND 51-40. (M)

Part: STRAP — CORRODED (BS 847)

PAE - DURING C-CHECK INSPECTION, REPORTED CORROSION ON STRAP UNDER UPPER ANGLE OF FRAME AT BS 847, RBL 14-30. MAINTENANCE REMOVED AND REPLACED STRAP PER SRM 51-40-2 AND 53-00-07. (M)

Part: FRAME — CORRODED (CARGO DOORWAY)

PAE - DURING C-CHECK, INSPECTION REPORTED CORROSION ON AFT CARGO DOOR FRAME, BS 794.5, RBL 24. MAINTENANCE REMOVED CORROSION (4.5 INCH BY 39 INCH) AND REMOVED AND REPLACED FRAME FROM STRINGER 16R TO 27R PER SRM 53-60-15, SRM 51-40-2, SB 737-53-1096, AND DRAWING 65C35243. (M)

Part: BEAM — CORRODED (MLG)

PAI - DURING C-CHECK INSPECTION, REPORTED CORROSION ON LT MLG BEAM LOWER SURFACE, OUTBOARD THREE FORWARD PANEL MOUNT HOLES. MAINTENANCE REMOVED CORROSION, FABRICATED REPAIR WASHERS, AND INSTALLED PER SRM 51-40-2, ER NR 98-0596, AND OHM 20-10-6. CYCLES: 1,608.0. (X)

Part: STRINGER — CORRODED (BS 365)

PAE - DURING C-CHECK INSPECTION, REPORTED CORROSION ON STR 25R, BS 365 AT STRINGER SPLICE. MAINTENANCE REMOVED CORROSION (.025 INCH) AND STRINGER FROM BS 360 - BS 420, FABRICATED REPLACEMENT PARTS, AND REPAIRED PER SRM 51-40-2 AND SRM 53-00-3. CYCLES: 1,608.0. (X)

Part: SUPPORT — CORRODED (BS 789)

PAE - DURING C-CHECK INSPECTION REPORTED CORROSION ON FLOOR SUPPORT, BS 789, RBL 23, WL 155. MAINTENANCE REMOVED CORROSION (5 INCHES BY 3 INCHES BY .015 INCH) AND DAMAGED FLOOR SUPPORT. FABRICATED REPLACEMENT PARTS AND REPAIRED PER SRM'S 51-40-2 AND 53-60-53. TOTAL CYCLES: 1,608. (X)

Part: BEAM — CORRODED (MLG)

PAE - DURING C-CHECK, INSPECTION REPORTED CORROSION LT MLG BEAM LOWER SURFACE. INBOARD AFT PANEL MOUNT HOLE. MAINTENANCE BLENDED CORROSION (5.50 INCHES BY 2.0 INCHES BY .010 INCH, 2.20 INCHES BY 1.80 INCH BY .010 INCH, AND 1.91 INCH BY 1.91 INCH BY .010 INCH). FABRICATED REPLACEMENT PARTS AND REPAIRED PER ER NR 98-0596A AND OHM 21-10-03. CYCLES: 1,608.0. (X)

Part: WEB — CORRODED (BS 705)

DURING C-CHECK, INSPECTION REPORTED CORROSION ON PRESSURE WEB FLOOR, BS 705, WL 203, LBL 67. MAINTENANCE REMOVED CORROSION (1.5 INCH BY 1.5 INCH BY .010 INCH). FABRICATED REPLACEMENT PARTS AND INSTALLED PER SRM 51-40-5, 51-40-2, AND 53-30-51. 1,608.0 CYCLES. (X)

Part: WEB — CORRODED (BS 795-867)

PAE - DURING C-CHECK, INSPECTION REPORTED CORROSION AROUND NUTPLATE HOLES ON AFT CARGO DOOR THRESHOLD SUPPORT WEB, BS 795 TO BS 867. MAINTENANCE REMOVED CORROSION (1 INCH BY 1 INCH). FABRICATED REPLACEMENT PARTS AND REPAIRED PER SRM 51-40-2. CYCLES: 1,608.0. (X)

Part: CHORD — CRACKED (BS 520)

PAE - DURING C-CHECK, INSPECTION REPORTED FAIL/SAFE CHORD CRACKED AT FASTENER LOCATION, BS 520, RBL 8, WL 149. MAINTENANCE REMOVED DAMAGED AREA OF FAIL/SAFE CHORD (1 INCH BY .7 INCH). FABRICATED REPLACEMENT PARTS AND REPAIRED PER SRM 51-40-2, 53-00-07 AND ER NR 98-0610. (M)

Part: FRAME — CORRODED (BS 787)

PAE - DURING C-CHECK INSPECTION, REPORTED CORROSION ON FRAME AT BS 787, RBL 23, WL 156. MAINTENANCE REMOVED CORROSION (25 INCH BY 1 INCH BY .005 INCH AREA). FABRICATED REPLACEMENT PARTS AND REPAIRED PER SRM 51-30-01, 53-00-07 AND ERO NR 98-0607. (M)

Part: KEEL BEAM — CORRODED (BS 500)

PAE - DURING C-CHECK INSPECTION, REPORTED KEEL BEAM OUTBOARD LOWER FLANGE CORRODED AT BS 500D PLUS 4 INCH, WL 149. MAINTENANCE REMOVED CORRODED AREA (.9 INCH BY 4.8 INCH). FABRICATED REPLACEMENT PARTS AND REPAIRED PER SRM 51-40-2 AND 53-30-12, FIG 202-206. (M)

Part: SUPPORT — CORRODED (BS 727)

PAE - DURING C-CHECK INSPECTION, REPORTED CORROSION ON CARGO FLOOR SUPPORTS AT BS 727D PLUS 13 INCHES, 792, 794, 817, RBL 7.5. MAINTENANCE BLENDED CORROSION AT BS 792 (2.25 INCH BY .009 INCH BY .070 INCH), BS 794 (2 INCH BY 1 INCH BY .009 INCH BY .070 INCH). REMOVED DAMAGED AREA, FABRICATED REPLACEMENT PARTS AND REPAIRED PER SRM 51-40-2 AND 53-00-53. (M)

Part: STRAP — CORRODED (BS 794)

PAE - DURING C-CHECK INSPECTION, REPORTED CORROSION ON STRAP UNDER FRAME AT BS 794.5, RBL 23, WL 156. MAINTENANCE REMOVED CORROSION (1 INCH BY 8 INCH BY .025 INCH), AND REPAIRED PER SRM 51-40-02 AND 53-00-07. (M)

Part: CREASE BEAM — CRACKED (BS 618)

PAE - DURING C-CHECK INSPECTION, REPORTED CREASE BEAM WEB CRACKED BETWEEN FASTENERS AT BS 618, RBL 65, WL 208.1. MAINTENANCE REMOVED DAMAGED WEB, FABRICATED REPLACEMENT PART AND INSTALLED PER SRM 51-40-2 AND SB 737-531122. (M)

Part: STRINGER — CRACKED (BS 500)

PAE - DURING C-CHECK INSPECTION, REPORTED CRACK IN STRINGER 16L, BS 500C PLUS 4 INCHES. MAINTENANCE REMOVED 14.5 INCH OF STRINGER 16L FROM BS 500B PLUS 10 INCH TO BS 500C PLUS 5 INCHES, FABRICATED REPLACEMENTS PARTS AND REPAIRED PER SRM 51-40-2, 53-30-03. (M)

Part: SKIN — CRACKED (NR 2 SLAT)

DURING C-CHECK INSPECTION, REPORTED CRACK IN NR 2 SLAT OUTBOARD LOWER TRAILING EDGE SKIN NEAR UPSTOP. MAINTENANCE REMOVED DAMAGED AREA. FABRICATED REPLACEMENT PARTS AND REPAIRED PER SRM 51-40-02, DRAWING 65C30133. (M)

Part: SPAR — CORROSION (HORIZ STAB)

PAE - DURIGN C-CHECK INSPECTION, REPORTED CORROSION ON THREE AREAS OF LT HORIZONTAL STABILIZER UPPER REAR SPAR CHORD AT OUTBOARD END AND 24 INCHES AND 28 INCHES INBOARD FROM OUTBOARD END. MAINTENANCE BLENDED CORROSION, FABRICATED REPLACEMENT PARTS AND REPAIRED PER ER 98-0578, OHM 20-10-3, AND SRM 51-20-6 AND 55-10-0. (M)

Part: INTERCOSTAL — CRACKED (BS 308)

PAE - DURING C-CHECK INSPECTION, REPORTED CRACK ON INTERCOSTAL AND STRAP BETWEEN FRAMES 303-312, BS 308, STRINGER 4L. MAINTENANCE REMOVED DAMAGED AREA, FABRICATED REPLACEMENT PARTS AND REPAIRED PER SRM 51-40-02 AND 53-00-04. (M)

Part: FLOORBEAM — CORRODED (BS 294)

PAE - DURING C-CHECK INSPECTION, REPORTED CORROSION ON FLOORBEAM AT BS 294.5 RBL 10 TO LBL 10, WL 208. MAINTENANCE REMOVED CORROSION, FABRICATED REPLACEMENT PARS AND REPAIRED PER SRM 51-40-2, 53-10-8 AND 53-10-51. (M)

Part: FLOORBEAM — CORRODED (BS 328)

PAE - DURING C-CHECK INSPECTION, REPORTED CORROSION ON FLOORBEAM AT BS 328, RBL 15-42. MAINTENANCE REMOVED CORROSION AT RBL 15 (1.8 INCH BY 1.2 INCH BY .012 INCH), RBL 22 (1.3 INCH BY 1 INCH BY .013 INCH), RBL 29 (1.4 INCH BY 1 INCH BY .015 INCH) RBL 36 (1.5 INCH BY 1.2 BY .012 INCH), AND RBL 43 (1.7 INCH BY 7 INCH BY .016 INCH). FABRICATED REPLACEMENT PARTS AND REPAIRED PER SRM 53-00-51, FIG 203. (M)

Part: SKIN — CRACKED (BS 946)

DURING C-CHECK INSPECTION, REPORTED A 1 INCH CRACK IN AFT GALLEY DOOR SURROUND STRUCTURE INNER SKIN AT BS 946, STRINGER 11R TO 12R THROUGH A HI-LOK HOLE. MAINTENANCE REPAIRED CRACK PER BOEING SB 737-53-1094 AND ER 00017. (M)

Part: SHEAR TIE — CORRODED (BS 807)

PAE - DURING C-CHECK INSPECTION, REPORTED CORROSION ON SHEAR TIE AND FRAME AT BS 807, LBL 2 - RBL 3, STRINGER 27L AND 27R. MAINTENANCE REMOVED CORRODED AREA (2 INCH BY 3 INCH), FABRICATED REPLACEMENT PARTS AND REPAIRED PER SRM 51-20-01, 51-30-2, 53-00-07 AND 53-60-07. (M)

Part: FRAME — CORRODED (BS 747)

PAE - DURING C-CHECK INSPECTION, REPORTED CORROSION ON SHEAR TIE FRAME AT BS 747, STRINGER 27L. MAINTENANCE REMOVED CORROSION ON SHEAR TIE FRAME (1 INCH BY 2 INCH BY .012 INCH). FABRICATED REPLACEMENT PARTS AND REPAIRED PER SRM 51-40-2, 53-00-07 AND 53-60-07. (M)

Part: FLOORBEAM — CORRODED (BS 986)

PAE - DURING C-CHECK INSPECTION, REPORTED CORROSION ON FLOORBEAM. UNDER SIDE OF UPPER FRAME AT BS 986.5, LBL 45, WL 208. MAINTENANCE REMOVED CORROSION, FABRICATED REPLACEMENT PARTS AND REPAIRED PER SRM 53-00-51, PAGES 212 AND 213 AND SRM 53-60-51. (M)

Part: FLOORBEAM — CORRODED (BS 1006)

PAE - DURING C-CHECK INSPECTION, REPORTED CORROSION ON UPPER SURFACE OF FLOORBEAM AT BS 1006, RBL 10, WL 208. MAINTENANCE REMOVED CORROSION (1.4 INCH BY 1.1 INCH BY .062 INCH). FABRICATED REPLACEMENT PARTS AND REPAIRED PER ERO 98-0567, SRM 51-40-2 AND SRM 53-60-51. (M)

Part: SEAT TRACK — CORRODED (BS 336)

PAE - DURING C-CHECK INSPECTION, REPORTED .5 INCH BY 2 INCH BY .45 INCH AREA OF CORROSION ON SEAT TRACK AT BS 336, RBL 22. MAINTENANCE REMOVED CORROSION, FABRICATED REPLACEMENT SEAT TRACK AND REPAIRED PER SRM 51-40-2 AND 53-00-52. (M)

Part: KEEL BEAM — CORRODED (BS 594-639)

PAE - DURING C-CHECK INSPECTION, REPORTED 5 LONGITUDINAL BEAM NUT PLATE HOLES DAMAGED AT BS 594-639, RBL 25, WL 208 AT INBOARD SIDE OF FLANGE. MAINTENANCE BLENDED CORROSION AT NUTPLTE HOLES AT BS 594 (1.5 INBH BY 1 INCH BY .032 INCH) BS 600 (1 INCH BY 7 INCH), BS 627 (.7 INCH BY .6 INCH), BS 649 (1.3 INCH BY .8 INCH), AND BS 639 (.5 INBH BY .5 INCH BY .002 INCH) AND REPAIRED PER ERO NR 98-0571. (M)

Part: FLOORBEAM — CORRODED (BS 344)

PAE - DURING C-CHECK INSPECTION, REPORTED CORROSION AROUND NUT HOLE PLATES AT BS 344 FLOORBEAM UPPER CHORD, LBL 10 TO RBL 2, WL 208. MAINTENANCE REMOVED CORROSION AROUND NUT PLATE HOLES AT BS 344 FLOORBEAM UPPER CHORD, RBL 2 (2 INCH BY 1 INCH BY .030 INCH), LBL 8 (2 INCH BY 1 INCH BY .025 INCH), LBL 20 (2 INCH BY 1 INCH BY .020 INCH) LBL 50 (2 INCH BY 1 INCH BY .031 INCH), AND RBL 15 (2 INCH BY 1 INCH BY .032 INCH). FABRICATED REPLACEMENT PARTS AND REPAIRED PER SRM 51-40-2 AND 53-10-51. (M)

Part: FLOORBEAM — CORRODED (BS 312)

PAE - DURING C-CHECK INSPECTION, REPORTED 1.5 INCH BY 1 INCH BY .070 INCH AREA OF CORROSION ON FLOORBEAM AT BS 312, RBL 34. MAINTENANCE REMOVED CORRODED AREA, FABRICATED REPLACEMENT PARTS AND INSTALLED PER SRM 51-40-2, 53-10-51 AND 53-10-57. (M)

Part: INTERCOSTAL — CRACKED (BS 327)

PAE - DURING C-CHECK INSPECTION, REPORTED CRACK ON TOP FLANGE OF INTERCOSTAL AT BS 327, RBL 31, RUNNING 1.5 INCH THROUGH RADIUS. MAINTENANCE FABRICATED REPLACEMENT INTERCOSTAL AND REPAIRED PER SRM 51-40-2 AND 53-10-51. (M)

Part: SUPPORT — CORRODED (BS 825/867)

PAE - DURING C-CHECK INSPECTION, REPORTED CORROSION ON CARGO FLOOR SUPPORT AT BS 825 AND BS 867. MAINTENANCE REMOVED CORROSION (.023 INCH AND .013 INCH). FABRICATED REPLACEMENT PARTS AND REPAIRED PER SRM 51-40-2, 53-00-53 AND 53-60-53. (M)

Part: SUPPORT — CORRODED (BS 772)

PAE - DURING C-CHECK INSPECTION, REPORTED CORROSION ON CARGO FLOOR SUPPORT AT BS 772 AND BS 727E PLUS 3 INCH, LBL 2.5. MAINTENANCE REMOVED CORROSION ON FLOOR SUPPORT AT BS 727E PLUS 3 INCH, LBL 2.5 (1 INCH BY 3 INCH BY .018 INCH) AND BS 772, LBL 2.5 (1 INCH BY 3 INCH BY .015 INCH). FABRICATED REPLACEMENT PARTS AND REPAIRED PER SRM 51-40-2, 53-00-53 AND 53-60-53. (M)

Part: SUPPORT — CORRODED (BS 727)

PAE - DURING C-CHECK INSPECTION, REPORTED CORROSION ARUOND NUT HOLE PLATES IN SIDEWALL SUPPORT STRAP AT BS 747 - BS 727C MINUS 2 INCH, RBL 19.5 - RBL 23. MAINTENANCE REMOVED CORRODED AREA. FABRICATED REPLACEMENT PARTS AND REPAIRED PER SRM 51-40-2 AND 53-60-53. (M)

Part: SUPPORT — CORRODED (BS 772)

PAE - DURING C-CHECK INSPECTION, REPORTED CORROSION ON CARGO FLOOR SUPPORT AT BS 772, LBL 12. MAINTENANCE REMOVED CORROSION (1 INCH BY 3 INCH BY .022 INCH). FABRICATED REPLACEMENT PARTS AND REPAIRED PER SRM 51-40-2, 53-00-53 AND 53-60-53. (M)

Part: STRINGER — CRACKED (BS 500)

PAE - DURING C-CHECK INSPECTION, REPORTED CRACK IN END OF STRINGER 16R AT BS 500C PLUS 4 INCHES. MAINTENANCE REMOVED DAMAGED AREA, FABRICATED REPLACEMENTS PARTS AND REPAIRED PER SRM 51-40-2, 53-00-03. (M)

Part: GCU — FAILED (COCKPIT)

SFO-DEN - FLIGHT CREW REPORTED SMOKE IN COCKPIT COMING FROM FIRST OFFICERS ELECTRICAL PANEL. AN EMERGENCY WAS DECLARED AND AIRCRAFT WAS DIVERTED TO SLC. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED GENERATOR CONTROL UNIT AND BUS PROTECTION PANEL AND CHECKED OK. (M)

Part: BUS PROTECT PNL — FAILED (COCKPIT)

SFO-DEN - FLIGHT CREW REPORTED SMOKE IN COCKPIT COMING FROM FIRST OFFICERS ELECTRICAL PANEL. AN EMERGENCY WAS DECLARED AND AIRCRAFT WAS DIVERTED TO SLC. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED GENERATOR CONTROL UNIT AND BUS PROTECTION PANEL AND CHECKED OK. (M)

Part: BULB — FAILED (CABIN)

DEN - DURING SERVICE CEHCK, MAINTENANCE REPORTED FLOOR PROXIMITY LIGHTING AT ROW 2 A B C INOPERATIVE. MAINTENANCE REPLACED BULBS AND RESECURED WIRING CONNECTOR AND SYSTEM CHECKED OK. (M)

Part: WIRE — BROKEN (CABIN)

DEN - FLT 542 - PRIOR TO DEPARTURE, FLIGHT CREW REPORTED FLOOR PROXIMITY LIGHTING AT SEAT 5C INOPERATIVE. REPLACED BROKEN WIRE AND SYSTEM CHECKED OK. (M)

Part: WIRE — LOOSE (CABIN)

DEN - DURING SERVICE CHECK, MAINTENANCE REPORTED FLOOR PROXIMITY LIGHTING AT ROW 28 INOPERATIVE. MAINTENANCE REPLACED BULB AND SECURED LOOSE WIRES AT BOTTOM OF SEAT ASSEMBLY AND CHECKED OKAY. (X)

Part: WIRE — FAILED (CABIN)

MSP - DURING SERVICE CHECK, MAINTENANCE REPORTED FLOOR PROXIMITY LIGHTS AT SEATS 2C AND 13C INOPERATIVE. MAINTENANCE REPAIRED WIRES AND REPLACED SOCKETS FOR FLOOR PROXIMITY LIGHTS AT SEATS 2C AND 13C, AND SYSTEM CHECKED OKAY. (X)

Part: FITTING — BROKEN (NR 4 SPOILER)

PAE - FLT 1 - NR 4 SPOILER PANEL HINGE/ACTUATOR FITTING IS BROKEN AT OUTBOARD ACTUATOR. REMOVED NR 4 SPOILER, REMOVED AND REPLACED ACTUATOR HINGE FITTING AND REINSTALLED NR 4 SPOILER, AND FUNCTIONAL TESTED PER MM 27-62-82 AND EWO 97-0493. INSTALLED NEW HINGE FITTING ON NR 4 SPOILER IAW 737 SRM 57-70-01 AND SRM 51-20-0. AIRFRAME, 38,051.7 HRS. (X)

Part: CONTROLLER — FAILED (CABIN)

DEN - FLT 31 - AIR TURN BACK. FLIGHT CREW REPORTED UNABLE TO CONTROL CABIN PRESSURIZATION. MAINTENANCE REPLACED CABIN PRESSURE CONTROLLER AND TURBO FAN AND SYSTEM CHECKED OKAY. (X)

Part: BULBS — FAILED (CABIN)

MSP - DURING SERVICE CHECK, MAINTENANCE REPORTED TWO BULBS IN FLOOR PROXIMITY LIGHTING INOPERATIVE AND A FIXTURE UNSEATED. MAINTENANCE REPLACED THE TWO BULBS, REPAIRED THE FIXTURE AND SYSTEM CHECKED OKAY. (X)

Part: FUSE — FAILED (CABIN)

DEN - DURING SERVICE CHECK, MAINTENANCE REPORTED LEFT EMERGENCY EXIT LIGHT INOPERATIVE. REPLACED FUSES AND SYSTEM CHECKED OK. (M)

Part: CONTROL CABLE — OUT OF ADJ (RT MLG)

PAE - LANDING GEAR WILL NOT RETRACT AFTER TAKEOFF. AFTER EXECUTING CHECK LIST, LANDING GEAR WAS SUCCESSFULLY RAISED AND THEN LOWERED. FOUND TELEFLEX CABLE ON RIGHT MAIN LANDING GEAR FOR GROUND SPOILER INTERLOCK VALVE OUT OF ADJUSTMENT. RE-RIGGED TELEFLEX CABLE AND FUNCTIONAL TEST GOOD PER MM 27-62-00. (M)

Part: DOOR FRAME — CRACKED (CARGO DOOR)

PAE - FOUND FORWARD CARGO DOOR FORWARD LOWER FRAME IS CRACKED AT INBOARD RADIUS BENEATH UPLOCK HOOK. ALSO, CRACKED AT OUTBOARD LOCATION BETWEEN NR 4 AND NR 5 STOP FITTING. ACCESSED INNER SKIN. REMOVED FORWARD LOWER CORNER FRAME. INSTALLED NEW FORWARD LOWER CORNER FRAME. REINSTALLED INNER SKIN AND ALL OTHER ITEMS ACCESSED PER SRM 51-40-02 AND 51-70-13. (M)

Part: DOOR FRAME — CRACKED (CARGO DOOR)

PAE - FORWARD CARGO DOOR AFT LOWER CORNER FRAME IS CRACKED AT OUTBOARD RADIUS AT NR 5 STOP FITTING (2.5 INCH LONG). REMOVED FORWARD CARGO DOOR AND DAMAGED AREA OF AFT LOWER CORNER FRAME, INSTALLED NEW AFT LOWER CORNER FRAME ON FORWARD CARGO DOOR, INSTALLED FORWARD CARGO DOOR PER MM 52-31-00, SRM 51-40-02 AND SRM 51-70-13. (M)

Part: SKIN — GOUGED (BS 1032-1050)

FOUND SKIN GOUGED AND DENTED FROM 1032-1050, BETWEEN STRINGERS 23R AND 24R. REMOVED DAMAGED SKIN AND EXISTING DOUBLER, FABRICATED AND INSTALLED NEW DOUBLER AND FILLER AT BS 1032-1050 BETWEEN STRINGERS 23R AND 24R PER SRM 53-80-01. (M)

Part: SKIN — CRACKED (NR 1 SLAT)

PAE - NR 1 SLAT LOWER SKIN CRACKED IN SEVERAL AREAS AT FASTENERS AT ACTUATOR. REPAIRED NR 1 SLAT LOWER SKIN AT T/E JUST AFT OF ACTUATOR ROD END IAW 737 DRAWING 65C30133. (M)

Part: PBE — MALFUNCTIONED (CABIN)

DEN - FLT 401 - PRIOR TO DEAPRTURE, FLIGHT CREW REPORTED, CREW PBE UNSERVICEABLE. REPLACED PBE AND CHECKED OK. (M)

Part: LIGHT — DAMAGED (CABIN)

DEN - PRIOR TO DEPARTURE, FLIGHT CREW REPORTED THE EMERGENCY EXIT LIGHT ASSEMBLY ON AISLE ARM REST OF SEAT 11 DAMAGED. REPLACED LIGHT ASSY AND SYSTEM CHECKED OKAY. AIRFRAME TT: 33,712.5 HRS. C-CHECK: 1,407.6 HRS.

Part: BRAKE ASSY — FROZE UP (LT MLG)

MDW - DURING TAKEOFF ROLL, FLIGHT CREW REPORTED THE AIRCRAFT PULLED TO THE LEFT. ABORTED TAKEOFF AND RETURNED TO GATE. MAINTENANCE FOUND NR 1 BRAKE FROZEN UP DUE TO WEATHER CONDITIONS (SNOWING AND FREEZING COLD). FREED BRAKE, PERFORMED ENGINE POWER RUN AND HIGH SPEED TAXI AND CHECKED OKAY. UPON ARRIVAL IN DEN, MAINTENANCE REPLACED THE NR 1 BRAKE ASSEMBLY AS PRECAUTIONARY. PART TOTAL CYCLES, 1,267.

Part: BRAKE ASSY — FROZE UP (LT MLG)

FLT NR 443 - DURING TAKEOFF ROLL, FLIGHT CREW REPORTED THE AIRCRAFT PULLED TO THE LEFT. ABORTED TAKEOFF AND RETURNED TO GATE. MAINTENANCE FOUND THE NR 1 BRAKE FROZEN UP DUE TO WEATHER CONDITIONS. FREED BRAKE, PERFORMED ENGINE POWER RUN AND HIGH SPEED TAXI AND CHECKED OK. UPON ARRIVAL IN DEN, MAINTENANCE REPLACED THE NR 1 BRAKE ASSEMBLY AS PRECAUTIONARY. (M)

Part: SKIN — DENTED (BS 1040-1064)

ROA - DURING 'FULL C' CHECK VISUAL INSPECTION, FOUND 6 INCH BY 3 INCH DENT BETWEEN STATION 1040 AND STATION 1064 LOWER RIGHT AFT FUSELAGE. INSTALLED DOUBLER, REPAIR DOCUMENT SRM 53-00-01 PAGE 204. (M)