N6811

Part: ANTI-ICE VALVE — LOOSE (NR 3 ENGINE)

DEN/MHR - FLT 2015 - FOUR MINUTES AFTER TAKEOFF DURING CLIMB-OUT PASSING THROUGH 10,000 FEET, THE NR 3 ENGINE STRUT OVERHEAT LIGHT ILLUMINATED WITH 42 PSI DUCT PRESSURE. RAN ABNORMAL CHECKLIST AND LIGHT REMAINED EXTINGUISHED AT CRUISE THRUST. THE AIRCRAFT CONTINUED ON TO MHR AND MADE A ROUTINE LANDING. MAINTENANCE TIGHTENED BOLTS ON 13TH STAGE ANTI-ICE VALVE, REPOSITIONED CLAMP ON ANTI-ICE DUCTING. RAN ENGINE AT TAKEOFF POWER FOR 5 MINUTES. LEAKED CHECKED OKAY. STRUT OVERHEAT LIGHT REMAINED EXTINGUISHED. AIRCRAFT WAS RETURNED TO SERVICE. (X)

Part: ACTUATOR — LEAKING (LT MLG WW)

AFTER TAKEOFF OF SCHEDULED FLIGHT NUMBER 302 FROM SEA TO DFW, THE CREW SELECTED THE GEAR UP. THE LEFT GEAR WOULD NOT RETRACT. THE CREW RECYCLED THE LANDING GEAR, AND THE LEFT MAIN GEAR REMAINED EXTENDED. THE CREW ELECTED TO RETURN TO SEA. THE AIRCRAFT LANDED WITH NO FURTHER INCIDENT. REMOVED AND REPLACED THE UPLOCK ACTUATOR. GEAR SWING CARRIED OUT TO THE LEFT GEAR. OPERATIONAL CHECKED NORMAL IAW B727 MM 32-32-61. AIRCRAFT WAS RELEASED BACK INTO TO SERVICE. (M)

Part: CIRCUIT BREAKER — FAILED (P6-3 PANEL)

WHILE EN ROUTE TO YIP FROM IND, THE FLIGHT ENGINEER FOUND THE NR 1 ENGINE FIRE DETECTION CIRCUIT BREAKER HAD TRIPPED. ATTEMPTED ONE RESET, BUT THE CIRCUIT BREAKER WOULD NOT RESET. THERE WAS A BUNRING RUBBER SMELL NOTED IN THE COCKPIT. DECLARED AN EMERGENCY INTO YIP. THE PLANE LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE TRACED THE BURNING SMELL BACK TO THE CIRCUIT BREAKER. THE CIRCUIT BREAKER WAS REPLACED AND A OPERATIONAL TEST OF THE SYSTEM WAS CARRIED OUT OK. THE AIRCRAFT WAS THEN RETURNED TO SERVICE. (M)

Part: BULKHEAD — CORRODED (BS 740)

DURING SCHEDULED PHASE IN C-CHECK, CORROSION WAS FOUND ALONG THE HORIZONTAL FLANGE, AT FS 740 BULKHEAD. THE DAMAGED AREA TO THE BULKHEAD WAS REPAIRED AS EPR B727 SRM 53-10-1 FIG 1 DETAIL 1, AND AIA EDR B2-06357. REPAIR DOCUMENTED ON AIA NON-ROUTINE 1710. (M)

Part: FLOORBEAM — CORRODED (BS 1130)

DURING SCHEDULED PHASE IN C-CHECK, CORROSION ON FLOORBEAM UPPER CHORD AT RBL 15 TO 44, FS 1130. AFTER CORROSION REMOVAL THE UPPER CHORD WAS FOUND BEYOND LIMITS. THE DAMAGED AREA TO THE FLOORBEAM WAS REPAIRED AS PE AIA EDR B2-06351, AIA/E/2922 REV ORIG. REPAIR DOCUMENTED ON AIA NON-ROUTINE 51850. THIS REPAIR RECEIVED FAA-ACO APPROVAL. (M)

Part: WEB — CRACKED (BS 1110-1130)

DURING SCHEDULED PHASE IN C-CHECK, THE WEB LOCATED AB BS 1110 TO 1130 AT RBL 60 WAS FOUND CRACKED. A REPLACEMENT PANEL WAS FABRICATED FROM .050 INCH THICK 7075-0 HT TO T6 AFTER IT WAS FORMED. STIFFENERS ANGLES FORMED FROM 7075-T6 BY .050 IN LIEU OF WELDED BEADS AS EPR B727 SRM 51-10-1. REPAIR ACCOMPLISHED IAW AIA EDR B2-06370. NON ROUTINE 52206. (M)

Part: TIP — UNSERVICEABLE (LT WING)

DURING SCHEDULED PHASE IN C-CHECK, A INCORRECT STATIC WICK BASE WAS FOUND INSTALLED ON THE LEFT WING TIP. DURING REMOVAL FOUR .1875 INCH FASTENERS HOLES WERE LEFT. THE DAMAGED AREA WAS REMOVED A FILLER WAS FABRICATED USING SAME MATERIAL AS REMOVED. THE FILLER WAS THEN WELDED AS PER BOEING SPEC BAC5975. THE BARE AREA WAS THEN TOUCHED UP WITH A TOP COAT TO MATCH EXISTING FINISH. REPAIR ACCOMPLISHED IAW AIA EDR B2-06366. NON ROUTINE 51856. (M)

Part: SKIN — CRACKED (BS 352)

DURING SCHEDULED PHASE IN C-CHECK, A SMALL CRACK WAS FOUND IN THE SKIN LOCATED AT BS 352 STRINGER 27 RT. A REPAIR DOUBLER WAS FABRICATED AND INSTALLED USING AIA EDR B2-06360 OVER THE DAMAGED AREA. REPAIR DOCUMENTED ON AIA NON-ROUTINE 51817. (M)

Part: FRAME — MISDRILLED (BS 500)

DURING SCHEDULED PHASE IN C-CHECK, A MISDRILLED HOLE ON FRAME STATION 500 BETWEEN S-10L AND S14L. HOLES WERE REAMED AND DEBURRED. NAS1097AD6-XX RIVETS WERE INSTALLED. REPAIR ACCOMPLISHED IAW AIA EDR B206359. NON ROUTINE 52142. (M)

Part: FRAME — MISDRILLED (BS 480-660)

DURING SCHEDULED PHASE IN C-CHECK, ELONGATED HOLES ON THE RBL 45 UPPER CHORD AT FUSELAGE FRAME STATIONS 480 TO 680. HOLES WERE DRILLED AND REAMED TO .03125 OVERSIZE. THE HOLES WERE DEBURRED, AND FASTENERS WERE INSTALLED AS CALLED OUT IN AIA EDR B2-06354. REPAIR DOCUMENTED ON AIA NON ROUTINE 52142. (M)

Part: STRINGER — CORRODED (BS 680)

DURING B-CHECK INSPECTION, FOUND STRINGER 29R CORRODED STA 680. REPAIRED AS PER 727 BOEING SRM 53-10-3 FIGURE NR 1. AD 90-25-03, CORROSION CARD NR C53-113-01 PART 1 OF 2, NON-ROUTINE WORK CARD NR 61464.

Part: EEL WIRE — BROKEN (CABIN)

MIA - DURING OVERNIGHT CHECK, FOUND EMERGENCY EXIT TRACK LIGHTING IN FIRST CLASS ON THE RIGHT SIDE INOPERATIVE. REPAIRED EMERGENCY EXIT FLOOR PATH LIGHT STRIP WIRE. SYSTEM GROUND CHECKED NORMAL OPERATION. (X)