N396US

Part: PUMP — LEAKING (NR 2 ENGINE)

BOS - FLT2039 - ON CLIMB-OUT FROM BOS, EN ROUTE TO DCA, THE B SYSTEM HYDRAULIC FLUID BEGAN TO DECREASE AND THE B SYSTEM ENGINE DRIVEN PUMP LOW PRESSURE LIGHT AND MASTER CAUTION LIGHT ILLUMINATED. CREW DECLARED AN EMERGENCY AND RETURNED TO FIELD AT BOS. FLIGHT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLACED THE NR 2 ENGINE DRIVEN HYDRAULIC PUMP AND B SYSTEM PRESSURE FILTER. OPERATIONAL CHECK AND LEAK CHECK GOOD.

Part: PANEL — LOOSE (NR 1 PYLON)

(2) SECONDS PRIOR TO TOUCHDOWN, A PASSENGER REPORTED THAT TWO PANELS DEPARTED THE NR 1 ENGINE PYLON. ONE PANEL WAS REPORTED THO HAVE STRUCK THE LT HORIZONTAL STABILIZER LEADING EDGE. FLIGHT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED NR 1 ENGINE PYLON PANELS AND CHECKED SECURITY OF NR 2 ENGINE PYLON PANELS. REPAIRED DAMAGE TO THE LT HORIZONTAL STABILIZER LEADING EDGE, FOUR FEET FROM ROOT THAT MEASURED 1 INCH X 1 INCH X .0625 INCH DEEP, IAW SRM. PERMANENT REPAIR TO BE ACCOMPLISHED AT NEXT C-CHECK VISIT.

Part: VERTICAL SUPPORT — CRACKED (FUSELAGE)

SUPPORT (1.5 INCH CRACKED) CRACKED. VERTICAL SUPPORT AT LBL 5.7.

Part: SOCKET — INOPERATIVE (EMERGENCY LIGHT)

DURING EMERGENCY LIGHT, BULLNOSE, AT ROW 9 INOPERATIVE. MAINTENANCE REPAIRED A SHORT AT THE LIGHT SOCKET AND PROGRAMMED THE SOCKET FOR REPLACEMENT. (M)

Part: SKIN — CRACKED (FUSELAGE)

FOUND SKIN CRACKED 3 INCHES, .5 INCH BELOW STRINGER S12L, FORWARD OF FS 520. INSTALLED DOUBLER PER SRM 53-00-01 FIG 201 AND 202. (M)

Part: SKIN — CRACKED (FUSELAGE)

FOUND SKIN CRACKED 3 INCHES, FORWARD OF FS 520, .500 INCH BELOW S12L. INSTALLED DOUBLER PER SRM 53-00-01. (M)

Part: SKIN — CRACKED (L/E SLAT)

PIT - FOUND SKIN CRACKED .5 INCH IN TWO PLACES, NR 6 SLAT LOWER LEADING EDGE SKIN NEAR ACTUATOR FITTING. REPAIRED WITH FILLER AND DOUBLER PER SRM 57-43-01 FIG 206. (M)

Part: SKIN — CRACKED (FUSELAGE)

CLT - FOUND SKIN CRACKED 2 INCHES, SKIN AT S19R, BS 753-755, SECTION 46. INSTALLED DOUBLER PER SRM 53-00-01, FIG 225 AND STRINGER REPAIR CHANNEL PER 53-00-03 PAGE 213. (M)

Part: LIGHT — INOPERATIVE (CABIN)

PHL - FOUND SEAT MOUNTED EMERGENCY EXIT SIGN INOPERATIVE AT LEFT OVERWING EXIT. MAINTENANCE REPLACED THE LIGHT ASSEMBLY. OPERATIONAL CHECK GOOD. (M)

Part: O-RING — FAILED (A/C BAY)

PHL - FLT 735 - EN ROUTE FROM ROT TO PHL, CREW REPORTED A STRONG EXHAUST SMELL THROUGH OUT THE CABIN THAT DID NOT DISSIPATE THE ENTIRE FLIGHT. MAINTENANCE FOUND THE RIGHT TURBO FAN DRAIN SEEPING. REMOVED AND REPLACED O-RING. CLEANED PACK BAY ON RIGHT SIDE AND REPLACED WATER SEPARATOR BAG (P/N V121-1). AIRCRAFT OK FOR SERVICE. (M)

Part: BATTERY PACK — DISCHARGED (CABIN)

ALB - MAINTENANCE FOUND THE LEFT OVERWING EXIT SIGN, THE CENTER AISLE EXIT SIGN ON CEILING AT ROW 10 AND RIGHT SIDE BULL NOSE LIGHTS AT ROW 16, INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE BATTERY PACK. OPS CHECK GOOD. (M)

Part: VALVE — FAILED (FUSELAGE)

EN ROUTE, EXPERIENCED UNCOMMANDED NR 2 ENG SHUTDOWN. CAPT DECLARED AN EMERGENCY, DIVERTED TO PHL. TOTAL SINGLE ENG TIME WAS 20 MIN. AT GATE, STREAKS OF BLUE ICE WERE NOTICED DOWN THE SIDE OF A/C AND FWD LAV DOOR WAS BULGING WITH BLUE ICE. MX DETERMINED THE FLAME-OUT OF THE NR 2 ENGINE TO BE CAUSED BY BLUE ICE INGESTION FROM A LEAKING FWD LAV FILL LINE CHECK VLV. REMOVED AND REPLACED FILL LINE CHECK VLV, PRESSURE LEAK CHK GOOD. CLEANED FWD LAV DUMP DRAIN SEAL. BOROSCOPE INSPECTED NR 2 ENG PER MM 71-00-47, PAGES 106-107. MINOR UNBLENDED FOD TO L/E OF 8TH AND 9TH STAGE BLADES NOTED. PERF MAX POWER ASSURANCE ENG RUN TEST, ENG RUN GOOD. ENG OK FOR CONTINUED SERVICE. (M)

Part: SKIN — CRACKED (BS 747)

PHL - DURING RON, FOUND 1.5 INCH CRACK ON SKIN AT STATION 747 STRINGER 25R. REPAIRED WITH EXTERNAL DOUBLER PER SRM 53-00-01 FIG 202. (M)

Part: ANGLE — CORRODED (BS 222)

CLT - DURING A Q-1 CHECK VISUAL INSPECTION, FOUND CORROSION ON SURFACE STATION 222 RT 27 INCH ABOVE FLOORLINE ANGLE. CORROSION TASK NR C53-101-01. REMOVED SURFACE CORROSION PER SRM 51-10-6. (M)

Part: FRAME — CRACKED (BS 480)

CLT - DURING Q-1 CHECK VISUAL INSPECTION, FOUND A .25 INCH CRACK BS 480, 1 INCH ABOVE S 9L FRAME WEB. INSTALLED DOUBLER PER SRM 53-00-07. (M)

Part: FRAME — CRACKED (BS 907)

CLT - DURING Q-1 CHECK VISUAL INSPECTION, FOUND A .25 INCH CRACK BS 907, S 9L FRAME. INSTALLED FILLER AND DOUBLER PER SRM 53-00-07 FIG 202. (M)

Part: FLOORBEAM — CORRODED (BS 1016)

CLT - DURING A Q-1 CHECK VISUAL INSPECTION, FOUND CORROSION 88 INCH BY 1 INCH BS 1016 RBL 6 FLOORBEAM, CORROSION TASK NR C53-107-02. T-CAP FLOORBEAM REPLACED PER TR 53-10-05. (M)

Part: FRAME — CRACKED (BS 807)

CLT - DURING Q-1 CHECK VISUAL INSPECTION, FOUND A .25 INCH CRACK BS 807, S 9L FRAME. INSTALLED FILLER AND DOUBLER PER SRM 53-00-07 FIG 202. (M)

Part: FRAME — CRACKED (BS 380)

CLT - DURING Q-1 CHECK VISUAL INSPECTION, FOUND A .25 INCH CRACK BS 380, 1 INCH ABOVE S 9R FRAME WEB. FABRICATED A FILLER AND DOUBLER PER SRM 53-00-07. (M)

Part: CLIP — CRACKED (BS 639)

CLT - DURING Q-1 CHECK VISUAL INSPECTION, FOUND A .25 INCH CRACK STATION 639 STRINGER 4L STRINGER TIE CLIP. INSTALLED PART PER SRM 51-10-2. (M)

Part: FRAME — CRACKED (BS 727)

CLT - DURING A Q-1 CHECK VISUAL INSPECTION, FOUND A 1.5 INCH CRACK BS 727 STRINGER 14L FRAME WEB. INSTALLED FILLER AND DOUBLER PER EA 63060. (M)

Part: WEB — CRACKED (MLG WW)

CLT - DURING Q-1 CHECK VISUAL INSPECTION, FOUND A .75 INCH CRACK MLG WHEEL WELL LBL 30 WEB PANEL. INSTALLED WEB AND STIFFENER PER EA 63025 AND SRM 53-60-51. (M)

Part: ANGLE — CRACKED (NLG WW)

CLT - DURING Q-1 CHECK VISUAL INSPECTION, FOUND A 2 INCH CRACK NOSE WHEEL WELL, NOSE GEAR ACTUATOR SUPPORT STRUCTURE ANGLE. REPLACED GUSSET AND ACTUATOR MOUNT PER BOEING DRAWING 65-45819. (M)

Part: FRAME — CRACKED (BS 867)

CLT - DURING Q-1 CHECK VISUAL INSPECTION, FOUND A .25 INCH CRACK BS 867, 1 INCH ABOVE S 9R FRAME. INSTALLED DOUBLER AND FILLER PLUG PER SRM 53-00-07 FIG 202. (M)

Part: FRAME — CRACKED (BS 887)

CLT - DURING Q-1 CHECK VISUAL INSPECTION, FOUND A .25 INCH CRACK BS 887, S 9R FRAME. INSTALLED FILLER AND DOUBLER PER SRM 53-00-07 FIG 202. (M)

Part: FRAME — CRACKED (BS 1040)

CLT - DURING A Q-1 CHECK VISUAL INSPECTION, FOUND A 1 INCH HOLE IN FRAME/APU BLEED DUCT STATION 1040. INSTALLED REPAIR DOUBLER PER EA 63138 AND TR 53-80-02. (M)

Part: FLOORBEAM — CORRODED (BS 986)

CLT - DURING A Q-1 CHECK VISUAL INSPECTION, FOUND SURFACE CORROSION UNDER SIDE FLOORBEAM STATION 986 LBL 3. CORROSION TASK NR C 53-107-02. INSTALLED 'T' CAP PER SRM 53-00-51 FIG 202. (M)

Part: FRAME — CRACKED (BS 440)

CLT - DURING Q-1 CHECK VISUAL INSPECTION, FOUND A .25 INCH CRACK BS 440, 1 INCH ABOVE S 9R FRAME WEB. INSTALLED DOUBLER PER SRM 53-00-07. (M)

Part: FRAME — CRACKED (BS 295-360)

CLT - DURING Q-1 CHECK VISUAL INSPECTION, FOUND A .5 INCH BY 20 INCH CORROSION AREA AND A .25 INCH CRACK STATION 295 TO STATION 360 RBL 60 INNER CHORD ANGLE. CORROSION TASK NR C53-107-02. INSTALLED PART PER SRM 51-10-02. (M)

Part: SKIN — CRACKED (SERVICE DOOR)

TPA - DURING CX-5 CHECK VISUAL AND EDDY CURRENT INSPECTION, FOUND .125 INCH CRACK ON DOOR OUTER SKIN FORWARD SERVICE DOOR LOWER HINGE CUTOUT AFT UPPER CORNER. INSTALLED DOUBLER MADE FROM .063 2024 T-3 PER EA 62369 AND SB 737-52-1096. (M)

Part: SKIN — CRACKED (BS 380)

TPA - DURING CX-5 CHECK VISUAL AND EDDY CURRENT INSPECTION, FOUND AN .25 INCH CRACK IN EXTERNAL SKIN AFT OF EQUIPMENT COOLING DUCT OUTLET STATION 380 LBL 30. INSTALLED DOUBLER OF .100 2024 T-3 PER EA 62368 SB 737-53-1117 REV 1. (M)

Part: SILL — CORRODED (BS 794-847)

INT - DURING Q-6 CHECK VISUAL INSPECTION, FOUND DOOR SILL SKIN CORRODED BS 794-847 IN AFT CARGO DOOR CUTOUT. REPAIRED PER SRM 51-10-2. CORROSION TASK NR C53-202-01, CORROSION LEVEL 2. (M)

Part: INTERCOSTAL — CORRODED (BS 294-344)

INT - DURING Q-6 CHECK VISUAL INSPECTION, FOUND TOTAL AREA OF CORROSION .25 INCH BY 10 INCH, 6 INTERCOSTALS CORRODED AND NUTPLATE HOLES BS 294-344, 3 AT LBL 11 BS 294-344, 3 AT RBL 11 BS 294-344. REPAIRED PER SRM 51-10-1. CORROSION TASK NR C53-107-02, CORROSION LEVEL 2. (M)

Part: INTERCOSTAL — CORRODED (BS 907-947)

INT - DURING Q-6 CHECK VISUAL INSPECTION, FOUND 1 INCH BY 1 INCH CORRODED AREA ON INTERCOSTAL AT CABIN BS 907 THROUGH 947 RBL 10 INCHES. REPAIRED PER SRM 51-10-1. CORROSION TASK NR C53-107-02, CORROSION LEVEL 2. (M)

Part: INTERCOSTAL — CORROSION (BS 947-967)

INT - DURING Q-6 CHECK VISUAL INSPECTION, FOUND CORROSION OUT OF LIMITS .25 INCH BY 10 INCHES ON INTERCOSTAL AT BS 947 THROUGH 967 RBL 10 INCHES. REPAIRED PER SRM 51-10-0. CORROSION TASK NR C53-108-02, CORROSION LEVEL 2. (M)

Part: ANGLE — CORRODED (BS 312-372)

INT - DURING Q-6 CHECK VISUAL INSPECTION, FOUND 1 INCH BY 60 INCH CORRODED AREA S-17L, BS 312-372 (FORWARD ENTRY DOOR SILL ANGLE). REPAIRED PER SRM 51-10-1. CORROSION TASK NR C53-107-02, CORROSION LEVEL 2. (M)

Part: FLOORBEAM — CORRODED (BS 328)

INT - DURING Q-6 CHECK VISUAL INSPECTION, FOUND TWO 1 INCH BY 2 INCH CORRODED AREA, BS 328 FLOORBEAM, RBL 14 AND RBL 21. REPAIRED PER TR 53-10-03 AND SRM 53-10-51. CORROSION TASK NR C53-107-02, CORROSION LEVEL 2. (M)