N77215

Part: HYD LINE — LEAKING (RT ENGINE)

THE A-HYDRAULIC SYSTEM QUANTITY GRADUALLY DECREASED TO 1 GALLON WHILE EN ROUTE. THE A-SYSTEM HYDRAULIC PUMPS WERE TURNED OFF. WHEN THE PUMPS WERE TURNED ON TO LOWER FLAPS THE SYSTEM FAILED AND SMOKE ENTERED THE CABIN. THE AIRCRAFT LANDED AT EWR WITHOUT INCIDENT. MAINTENANCE FOUND THE A-SYSTEM HYDRAULIC RETURN LINE ON RIGHT ENGINE LEAKING. THE LINE WAS REPLACED AND LEAK CHECK WAS GOOD. THE HYDRAULIC SYSTEM WAS SERVICED AND BOTH THE LEFT AND RIGHT COALESCER BAGS WERE REMOVED AND REPLACED.

Part: LINE — LEAKING (NR 2 ENGINE)

LOSS OF A-SYSTEM HYDRAULICS. FOUND PRESSURE LINE FROM NR 2 ENGINE LEAKING. REPLACED LINE AND BOTH ENGINE DRIVEN AND ELECTRIC HYDRAULIC PUMPS AND REPLACED ALL FILTERS PER MM 29-11-32 AND 29-12-21.

Part: AIR DIST FAN — INOPERATIVE (AIR DIST BAY)

A STRONG ELECTRICAL ODOR WAS SMELLED IN THE COCKPIT AFTER TAKEOFF. THE FLIGHT ATTENDANT'S REPORTED SMOKE IN THE AFT/MID CABIN. THE AIR DISTRIBUTION FAN WAS TURNED OFF AND THE SMOKE APPEARED TO DISSIPATE. THE AIRCRAFT WAS DIVERTED TO IAD WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE AIR DISTRIBUTION FAN AT FAULT. THE FAN CIRCUIT BREAKERS WERE COLLARED AND THE CONTROL SWITCH WAS PLACARDED INOPERATIVE.

Part: BATTERY — DISCHARGED (CABIN)

GSO - THE LEFT OVERWING EXTERIOR EMERGENCY LIGHTS FAILED CAPACITY CHECK. THE LEFT POWER SUPPLY BATTERY WAS REPLACED IAW MM 33-51-31 AND OPERATION OF THE LIGHTS WAS RESTORED. (X)

Part: BATTERY — DISCHARGED (CABIN)

GSO - THE RIGHT OVERWING EXTERIOR EMERGENCY LIGHTS FAILED CAPACITY CHECK. THE RIGHT POWER SUPPLY BATTERY WAS REPLACED IAW MM 33-51-31 AND OPERATION OF THE LIGHTS WAS RESTORED. (X

Part: CHORD — CRACKED (BS 727)

GSO - INSPECTION FOUND LT OUTBOARD CHORD CRACKED PAST SECOND FASTENER HOLE AT STA 727. THE CHORD SEGMENT WAS REMOVED AND RPELACED IAW BOEING DRAWING 65C33722. (X)

Part: SKIN — DELAMINATED (RT AILERON)

GSO - INSPECTION FOUND RT AILERON UPPER SURFACE DELAMINATED AT OUTBOARD END OF TRIM TAB CUT-OUT. THE DELAMINATED AREA WAS REMOVED. A FILLER AND DOUBLER REPAIR WAS FABRICATED AND INSTALLED IAW SRM 51-40-6, SRM 51-10-2, AND SRM 51-20-21. (X)

Part: FLOOR BEAM — CRACKED (BS 675)

GSO - INSPECTION FOUND A 2 INCH CRACK IN RADIUS OF FLOOR BEAM LOWER T-CHORD AT BBL ZERO, STA 675. THE FLOOR BEAM CHORD WAS REPAIRED IAW ECRA 5710-01462 AND BOEING DRAWINGS 65C19643, 65C17173, ND 65C17103. (X)

Part: SKIN — CORRODED (BS 259-306)

GSO - INSPECTION FOUND FUSELAGE SKIN CORRODED AT STA 259 TO STA 306, STR 24L TO STR 27L. THE CORRODED SECTION OF SKIN WAS CUT OUT. A NEW SECTION OF SKIN AND DOUBLERS WERE FABRICATED AND INSTALLED IAW SRM 51-30-2. (X)

Part: STRINGER — CORRODED (BS 294.5)

GSO - INSPECTION FOUND STR 21R AND SKIN PANEL CORRODED AT STA 294.5. THE STRINGER AND SKIN PANEL WERE REMOVED. A NEW STRINGER, SKIN SECTION, AND DOUBLERS WERE FABRICATED AND INSTALLED IAW SRM 53-30-3 AND SRM 53-10-4. (X)

Part: ANGLE — CRACKED (BS 663.75)

GSO - INSPECTION FOUND A .75 INCH CRACK IN AFT UPPER ATTACH ANGLE AND A 1 INCH CRACK IN FORWARD ATTACH ANGLE OF RT PRESSURE PANEL AT BS 663.75. BOTH ANGLES WERE REMOVED. NEW ANGLES WERE FABRICATED AND INSTALLED IAW SRM 51-30-2 AND SRM 51-10-2. (X)

Part: SKIN — DELAMINATED (RUDDER)

GSO - INSPECTION FOUND UPPER AFT TRAILING EDGE SECTION OF RUDDER DELAMINATING. THE LENGTH OF DELAMINATION WAS APPROXIMATELY 12 INCHES. THE DELAMINATED SECTION OF RUDDER WAS REMOVED. A NEW CORE SECTION AND SKIN PLIES WERE FABRICATED AND BONDED IAW SRM 51-40-9. (X)

Part: SKIN — CRACKED (RT WING LE)

GSO - INSPECTION FOUND A 0.3 INCH CRACK IN RT WING LEADING EDGE SKIN ON OUTBOARD EDGE OF OUTBOARD SLAT TRACK CUT-OUT, WBL 304. THE CRACK WAS ROUTED OUT IAW ECRA 5720-01512. (X)

Part: CHORD — CORRODED (BS 294.5)

GSO - INSPECTION FOUND LOWER CHORD CORRODED AT LEFT AND RIGHT ENDS ON UPPER AND LOWER SURFACES OF HORIZONTAL FLANGE, STA 294.5. THE CORRODED CHORD SEGMENT WAS REMOVED AND A REPLACEMENT WAS INSTALLED IAW SRM 51-30-2, SRM 51-30-5, AND SRM 51-10-2. (X)

Part: SKIN — CRACKED (LT WING)

GSO - INSPECTION FOUND A 1 INCH CRACK IN LEFT WING LEADING EDGE SKIN AT NR 2 SLAT AUXILIARY TRACK CUT-OUT. THE CRACKED AREA WAS CUT OUT. A FILLER AND DOUBLER REPAIR WAS FABRICATED AND INSTALLED IAW SRM 57-30-4, SR 51-10-2, AND SRM 51-30-2. (X)

Part: FRAME — CRACKED (CARGO DOOR)

GSO - INSPECTION FOUND FORWARD CARGO DOOR INTERNAL FRAME WEB CRACKED. LOCATED AT BOTTOM AFT CORNER OF FIRST LOWER FRAME. THE CRACK LENGTH WAS NOT IDENTIFIED. THE CRACKED WEB WAS CUT OUT. REPAIRS WERE INSTALLED IAW SRM 51-40-2 AND SRM 51-30-2. (X)

Part: HYD LINE — LEAKING ('A' HYD SYSTEM)

FLT NR 1446 - EWR - THE 'A' SYSTEM HYDRAULIC QUANTITY DROPPED TO ZERO WHEN GEAR WAS EXTENDED FOR LANDING AT EWR. THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND NR 1 ENGINE 'A' SYSTEM HYDRAULIC PRESSURE LINE LEAKING AT CLAMP. THE PRESSURE LINE WAS REMOVED AND REPLACED. LEAK AND OPERATIONAL CHECKS WERE GOOD. (M)

Part: T-ANGLE — CORRODED (FS 277.8)

31J - CORROSION WAS FOUND ON THE T-ANGLE ABOVE THE NOSE WHEELWELL ACCESS PANEL AT FS 227.8, LT SIDE. THE T-ANGLE WAS REMOVED AND A NEW ANGLE WAS INSTALLED USING FILLERS AND DOUBLERS IAW SRM 53-10-8. (X)

Part: PRESSURE PANEL — CORRODED (NLG WW)

31J - THE NOSE WHEEL WELL PRESSURE BULKHEAD WAS FOUND WITH A CORROSION BULGE 1 INCH IN DIAMETER, AT THE AFT FORWARD OUTBOARD CORNER OF THE LEFT ACCESS PANEL BETWEEN THE SKIN AND INVERTED 'T'. THE PRESSURE PANEL WAS REPAIRED IAW ECRA 5310-03128, REV IR. (M)

Part: HYDRAULIC LINE — CHAFED (B-HYD SYS)

EWR - FLT 1204 - THE B-SYSTEM HYDRAULIC QUANTITY WAS LOST WHILE EN ROUTE TO EWR. THE A-SYSTEM QUANTITY GAUGE DECREASED TO ONE GALLON. THE AIRCRAFT LANDED AT EWR WITHOUT INCIDENT. MAINTENANCE FOUND A B-SYSTEM HYDRAULIC PRESSURE LINE CHAFED THROUGH. THE HYDRAULIC LINE WAS REMOVED AND REPLACED. THE HYDRAULIC SYSTEM WAS SERVICED AND LEAK AND OPERATIONAL CHECKS WERE GOOD. (X)