N18563

Part: STRUT — REQUIRED SERVICE (NLG)

THE NOSE GEAR RED UNSAFE LIGHT REMAINED ILLUMINATED AFTER GEAR RETRACTION DEPARTING PIT. THE AIRCRAFT WAS RETURNED TO PIT WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE NOSE STRUT FLAT. THE NOSE STRUT WAS SERVICED IAW MM 32-21-02. THE NOSE GEAR WAS SWUNG SEVERAL TIMES WITH OPERATION AND INDICATIONS CHECKING GOOD.

Part: ACTUATOR — FAILED (SPOILER)

SMOKE BEGAN COMING FROM TOP OF FIRST OFFICER'S GLARESHIELD/WINDOW AREA DURING CLIMB-OUT OF IAH BOUND FOR ORD. THE AIRCRAFT WAS DIVERTED TO SHV WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE AUTO GROUND SPOILER ACTUATOR LOCKED UP. THE ACTUATOR WAS REMOVED AND REPLACED IAW MM 27-62-5 AND OPERATIONAL CHECKS WERE GOOD. IN ADDITION, ALL SYSTEM AND ELECTRICAL COMPONENTS IN COCKPIT AREA WERE INSPECTED WITH NO DEFECTS NOTED.

Part: HYD LINE — RUPTURED (NR 1 ENG TR)

AIRCRAFT LOST THE LEFT SYSTEM HYDRAULIC QUANTITY DURING CLIMB-OUT OF IAH. THE AIRCRAFT WAS RETURNED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE NR 1 ENGINE THRUST REVERSER CONTROL VALVE HYDRAULIC LINE RUPTURED. THE HYDRAULIC LINE WAS REPAIRED. LEAK AND OPERATIONAL CHECKS WERE GOOD.

Part: SPOILER — CRACKED (RT WING)

DURING 1/2 D-CHECK INSP, FOUND ACTUATOR ATTACH POINT CUTOUT CRACKED 1.5 INCH LONG. REMOVED AND INSTALLED RIGHT I/B FLT SPOILER PANEL (P/N 5910053-01).

Part: LONGERON — CRACKED (BS 965)

DURING 1/2 D-CHECK INSPECTION, FOUND LONGERON .25 INCH CRACKED AT STA 965. REMOVED AND REPLACED CRACKED LONGERON PER SRM 53-02 FIG 2.

Part: ANGLE — CORRODED (RT WING)

DURING 1/2 D-CHECK INSP, FOUND RT WING L-ANGLE HAS CORROSION. REMOVED CORROSION PER SRM 57-03.

Part: ANGLE — CRACKED (BS 37)

DURING 1/2 D-CHECK INSPECTION, FOUND 3 INCH CRACK AT SUPPORT ANGLE STA 37. REMOVED AND INSTALLED NEW FITTING PER SRM 51-30-0, NEW (P/N 9957899-11).

Part: SPAR — CRACKED (RT WING)

DURING 1/2 D-CHECK INSPECTION, FOUND RT WING REAR SPAR CRACKED 1.75 INCH BELOW I/B LOWER MOUNT FOR NR 2 FLAP HINGE. REPAIRED PER ECRA 5761-01001.

Part: BEAM — CRACKED (FUSELAGE)

DURING 1/2 D-CHECK INSPECTION, FOUND CRACKS AT TOP OF VERTICAL SUPPORT BEAM I/B RADIUS .625 INCH LONG O/B RADUIS 1 INCH LONG. FABRICATED AND INSTALLED DOUBLERS PER SRM 53-01 FIG 2.

Part: LONGERON — CRACKED (BS 699)

DURING 1/2 D-CHECK INSP, FOUND LONG 3R CRACKED APPROX .5 INCH AT STA 699. REMOVED CRACKED SECTION (P/N 2777922-3), REPAIRED SPLICE PER SRM 53-02.

Part: BELTFRAME — CRACKED (BS 408)

DURING 1/2 D-CHECK INSPECTION, FOUND .5 INCH CRACK AT BELTFRAME STA 408 LT CABIN STRUCTURE AT LONG 5L. INSTALLED AND REPAIRED PER SRM 53-03 FIG 4.

Part: LONGERON — CRACKED (BS 756)

INSPECTION FOUND TWO 1 INCH CRACKS IN LONGERON 2L AT STA 756. THE CRACKED SECTION WAS REMOVED AND A REPAIR WAS SPLICED IN IAW SRM 53-02.

Part: SPAR CAP — CORRODED (HORIZ STAB)

DURING 1/2 D-CHECK INSPECTION, FOUND CORROSION AT UPPER T-CAP AFT SPAR APPROX 2 INCH LONG ABOUT 5 FT FROM O/B END. REMOVED CORROSION AND INSTALLED FILLER AND DOUBLERS REFERENCE ECRA 5510-01356.

Part: DOWNLOCK SWITCH — INOPERATIVE (NLG)

THE NOSE LANDING GEAR GREEN LIGHT ILLUMINATED INTERMITTENTLY AFTER GEAR WAS EXTENDED FOR LANDING ON APPROACH. THE GEAR WAS VISUALLY CONFIRMED DOWN IAW PROCEDURES AND THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE NLG DOWNLOCK SWITCH AT FAULT. THE SWITCH WAS REMOVED AND REPLACED, OPERATIONAL CHECKS WERE GOOD.