N34838

Part: SPAR — BENT (HORIZONTAL STAB)

INSPECTION FOUND RT HORIZONTAL STABILIZER REAR SPAR U-CHANNEL BENT BETWEEN HINGE NR 4 AND NR 5. THE CHANNEL WAS REMOVED AND A NEW CHANNEL WAS INSTALLED IAW SRM 51-30-02 AND 51-30-08.

Part: PAN — CRACKED (CARBO DOOR)

INSPECTION FOUND A 2 INCH CRACK IN AFT CARGO DOOR INNER PAN AROUND AFT LOCKING CAM. THE CRACKED AREA WAS BLENDED OUT, TREATED, AND PRIMED IAW SRM 52-01, FIGURE 1, 51-10-3, AND 51-01, FIGURE 1.

Part: SKIN — DENTED (PAX DOOR)

INSPECTION FOUND THE FORWARD ENTRY DOOR EXTERNAL SKIN DENTED AT LOWER EDGE. THE DENTED AREA WAS REMOVED SRM 52-05, FIGURE 37. A DOUBLER AND FILLER WERE INSTALLED IAW SRM 52-05, FIGURE 37, 51-10-04, 51-10-03, AND 51-30-02.

Part: WEB — PUNCTURED (BS 190)

INSPECTION FOUND CUSP WEB PUNCTURED AT FS 190, LBL 6. THE PUNCTURED AREA WAS CUT OUT AND A REPAIR DOUBLER WAS INSTALLED IAW SRM 53-01, FIGURE 4, 51-10-4, AND 51-30-2.

Part: WEB — CRACKED (BS 1180)

INSPECTION FOUND A 6 INCH CRACK IN CUSP WEB AT FS 1180, LBL 44. A REPAIR DOUBLER WAS INSTALLED IAW SRM 51-30-2.

Part: DOOR PAN — CRACKED (RT MLG)

INSPECTION FOUND RT MAIN GEAR DOOR OUTBOARD AFT PAN CRACKED ON CORNER. THE DOOR PAN WAS REMOVED AND REPLACED IAW SRM 51-10-3.

Part: FLOORBOARD — CORRODED (COCKPIT)

INSPECTION FOUND COCKPIT FLOORBOARD BETWEEN TWO LOWER FIRST OFFICER'S SEAT TRACKS CORRODED. THE FLOORBOARD WAS REMOVED AND A NEW FLOORBOARD WAS INSTALLED IAW SRM 53-05, FIGURE 1.

Part: THRESHOLD — TORN (BS 636 - 693)

INSPECTION FOUND OUTBOARD LIP OF MID PIT DOOR THRESHOLD PANEL TORN AT FS 636-693. THE AREA WAS ROUTED OUT AND A REPAIR DOUBLER WAS INSTALLED IAW ECRA 5310-03952, SRM 53-01, FIGURE 2, AND 51-30-2.

Part: ANGLE — CRACKED (CARGO BAY)

INSPECTION FOUND A 6 INCH CRACK IN MID CARGO COMPARTMENT FORWARD FALSE BULKHEAD FRAME LOWER PANEL SUPPORT ANGLE. THE ANGLE WAS REMOVED AND A NEW ANGLE WAS INSTALLED IAW SRM 51-30-2 AND 51-10-2.

Part: THRESHOLD — DENTED (CARGO BAY)

INSPECTION FOUND AFT CARGO DOOR THRESHOLD DENTED AND GOUGED. A STRAP REPAIR WAS INSTALLED IAW ECRA 5310-03954.

Part: SEAT TRACK — CORRODED (BS 1136 - 1117)

INSPECTION FOUND SEAT TRACK CORRODED AT STA 1136-1117, LBL 56. THE SEAT TRACK WAS REMOVED AND REPLACED IAW SRM 51-30-1.

Part: SKIN — CRACKED (FUSELAGE)

INSPECTION FOUND LT SIDE OF AFT AIRSTAIRS LOWER SEGMENT SKIN CRACKED AT ROLLER BEARINGS. THE CRACK WAS ROUTED OUT AND STOP DRILLED IAW SRM 53-01, FIGURE 1. A REPAIR PATCH WAS INSTALLED IAW SRM 52-60-0, FIGURE 3, 51-10-4, 51-30-1, AND 51-30-5.

Part: SKIN — CORRODED (BS 370 - 427)

INSPECTION FOUND FORWARD CARGO COMPARTMENT DOOR JAMB LOWER SECTION OF SKIN CORRODED FROM STA 370-427. THE DOOR JAMB PAN WAS REMOVED AND A NEW PAN WAS INSTALLED IAW SRM 53-05, FIGURE 44, 51-10-01, 51-10-02, AND 51-10-04.

Part: FITTING — LOOSE (BRAKE METER VLV)

THE RT HYDRAULIC PUMP PRESSURE DROPPED TO ZERO FOLLOWED BY THE RT HYDRAULIC SYSTEM QUANTITY DROPPING TO ZERO WHILE EN ROUTE FROM EWR TO MCO. EMERGENCY GEAR EXTENSION WAS USED ON APPROAH TO MCO AND THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND HYDRAULIC LINE AND FITTING LOOSE AT BRAKE METERING VALVE. THE FITTING WAS TIGHTENED AND LEAK CHECKS WERE GOOD. IN ADDITION, THE NR 2 ENGINE DRIVEN HYDRAULIC PUMP WAS REMOVED AND REPLACED AS A PRECAUTIONARY MEASURE.

Part: STRUT — FLAT (NLG)

THE NOSE GEAR INDICATED UNSAFE WITH GEAR HANDLE UP AFTER TAKEOFF. THE AIRCRAFT WAS RETURNED TO DEN WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE NOSE STRUT FLAT. THE NOSE STRUT WAS SERVICED WITH FLUID AND NITROGEN. IN ADDITION, THE NOSE STRUT SEALS WERE REPLACED IAW MM 32-21-02. THE NOSE GEAR WAS SWUNG SEVERAL TIMES AND OPERATION CHECKED GOOD.

Part: CABLE — WORN (TAIL CONE)

THE LT TAILCONE RELEASE CABLE WAS FOUND WORN AND FRAYED WHERE IT PASSES OVER UPPER MOST PULLEY. THE CABLE WAS REPLACED AND THE TAILCONE WAS RIGGED IAW MM 53-53-00.

Part: LOCK LINK — FAILED (NLG)

THE NLG COLLAPSED AT END OF RUNWAY AT APPROXIMATELY 15 KNOTS AFTER LANDING. THE PASSENGERS WERE EVACUATED VIA STAIRS. THERE WAS NO EMERGENCY AND NO PASSENGERS WERE INJURED. THE AIRCRAFT WAS TOWED TO THE HANGAR. INVESTIGATION FOUND THAT THE NLG UPPER LOCK LINK HAD FAILED.

Part: CIRCUIT BREAKER — INOPERATIVE (CTR BOOST PUMP)

THE CENTER FUEL TANK WAS NOT FEEDING ENGINES WHILE EN ROUTE. THE CENTER FUEL BOOST PUMP CIRCUIT BREAKERS WERE POPPING AND WOULD NOT RESET. APPROPRIATE CHECKLISTS WERE COMPLIED WITH AND THE AIRCRAFT WAS DIVERTED TO TPA WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE AFT CENTER BOOST PUMP CIRCUIT BREAKER AT FAULT. THE CIRCUIT BREAKER WAS REMOVED AND REPLACED, BOTH CENTER TANK BOOST PUMPS WERE OPERATED FOR SEVERAL HOURS AND NO DISCREPANCIES WERE NOTED.

Part: BATTERY — DISCHARGED (COCKPIT)

INSPECTION FOUND COCKPIT OVERHEAD EMERGENCY LIGHTS INOPERATIVE. THE BATTERY AND A BAD TERMINAL END WERE REPLACED AND OPERATION OF THE LIGHTS WERE RESTORED.

Part: SUPPORT — CORRODED (BS 200)

MIA - INSPECTION FOUND FLOORBOARD SUPPORT AT FORWARD SERVICE DOOR, STATION 200 CORRODED. A NEW FLOOR SUPPORT WAS FABRICATED AND INSTALLED IAW SRM 51-30-2. (M)

Part: ANGLE — CORRODED (BS 1287)

MIA - INSPECTION FOUND ANGLE UNDER LEFT FLOOR TRACK IN AFT PIT CORRODED AT STATION 1287. A NEW ANGLE WAS FABRICATED AND INSTALLED IAW SRM 53-05-4 AND 51-30-02. (M)

Part: SKIN — GOUGED (FS 350)

MIA - INSPECTION FOUND FUSELAGE BELLY SKIN DENTED AND GOUGED AT FS 350 BETWEEN LONGERON 28R AND 29R. THE GOUGE WAS BURNISHED. THE SMALL DENT WAS DRILLED OUT, AND FLUSH FASTENERS WERE INSTALLED IAW SRM 53-01, FIGURE 38, SHEET 1. (M)

Part: LONGERON — CORRODED (BS 1287)

MIA - INSPECTION FOUND LONGERON 28L CORRODED AT STATION 1287 IN AFT CARGO COMPARTMENT. THE CORROSION WAS REMOVED IAW SRM 51-10-3. A SECTION OF LONGERON WAS REMOVED AND A NEW SECTION WAS SPLICED IN IAW SRM 53-02, FIGURE 1. (M)

Part: SKIN — CRACKED (FWD FUSELAGE)

MIA - INSPECTION FOUND A .5 INCH CRACK IN SKIN AT AFT HINGE CUTOUT FOR RIGHT NLG STRUT DOOR. THE CRACK WAS STOP DRILLED AND A REPAIR WAS INSTALLED IAW SRM 53-05, FIGURE 62. (M)

Part: SKIN — DELAMINATED (RT TE FLAP)

MAI - THE SECOND FROM INBOARD SECTION OF RIGHT WING TRAILING EDGE FLAP WAS FOUND DELAMINATED. A FIBERGLASS OVERLAY WAS APPLIED IAW SRM 51-70-2. (M)

Part: CHORD — CRACKED (HORIZ STAB)

MIA - INSPECTION FOUND A 1 INCH CRACK IN INBOARD LOWER CHORD OF INBOARD LEFT HORIZONTAL STABILIZER LEADING EDGE FLANGE. THE CRACK WAS LOCATED AT ROLLER FITTING. THE CHORD WAS REMOVED AND REPLACED IAW SRM 51-30-2. (M)

Part: SUPPORT — CORRODED (FS 1142)

MIA - INSPECTION FOUND CORROSION ON WEB AND FLOOR SUPPORT STRUCTURE UNDER BRACKET AT AFT SERVICE DOOR AREA, FS 1142. THE CORRODED AREAS WERE REMOVED AND REPAIRS WERE INSTALLED IAW SRM 53-01, FIGURE 2, SHEET 3 AND 4. (M)

Part: ANGLE — CORRODED (BS 1150)

MIA - INSPECTION FOUND FORWARD ANGLE UNDER PANEL AT AFT SERVICE DOOR ENTRY, STATION 1150 CORRODED. A NEW ANGLE WAS FABRICATED AND INSTALLED IAW SRM 51-10-2A AND 51-30-2. (M)

Part: NR 3 BEARING — FAILED (NR 1 ENGINE)

FLT NR 0204 - STL - THE NR 1 ENGINE OIL STRAINER CLOG LIGHT ILLUMINATED DURING CLIMB-OUT. THE CHECK LIST WAS COMPLIED WITH, BUT THE LIGHT REMAINED ILLUMINATED. ALL OTHER PARAMETERS WERE NORMAL. THE AIRCRAFT WAS DIVERTED TO STL WHERE IT LANDED WITHOUT INCIDENT. THE NR 1 ENGINE WAS REMOVED AND REPLACED. TEARDOWN REVEALED A NR 3 BEARING FAILURE, ANTI-ROTATION BEARING PINS FAILED. (M)

Part: EEL BATTERIES — DISCHARGED (CABINS)

IAH - FLT 0403 - INSPECTION FOUND SEVERAL ROWS OF EMERGENCY LIGHTING INOP. (ROWS 6-10 AND 17-23). BATTERY PACKS REPLACED, OPS CHKS GOOD. (X)