N211DB

Part: ACCESSORY UNIT — MALFUNCTIONED (LT MLG)

AFTER T/O AND AFTER GEAR RETRACTION, LT MAIN GEAR RED LIGHT STAYED ON, RECYCLED GEAR DID NOT SOLVE PROBLEM AC RETURNED WITHOUT INCIDENT. T/S SYSTEM REPLACED LANDING GEAR ACCY. PERFORMED GEAR SWING IAW MM AND LANDING GEAR ACCY UNIT IAW MM. SYSTEM CHECKS GOOD, AC RETURNED TO SERVICE WITHOUT INCIDENT.

Part: LIGHT — INOPERATIVE (COCKPIT)

DURING PREFLIGHT TRANSIT CHECK, FOUND COCKPIT DOOR EMERGENCY EXIT LIGHT INOPERATIVE. REMOVED AND REPLACED COCKPIT EMERGENCY LIGHT ASSEMBLY IAW MM 33-40-0. (M)

Part: WARNING SYSTEM — ACTIVATED (COCKPIT) · airframe 69,245 hrs · 23,614 cycles

ENGINE FAILURE INDICATION ON TAKEOFF. NR 3 GENERATOR BREAKER TRIP AND AUTO PACK TRIP OFF LEFT AND RIGHT PACK. PLACED ON MEL.

Part: POWER SUPPLY — DISCHARGED (CABIN) · airframe 68,664 hrs · 23,385 cycles

DURING A MAINTENANCE LINE CHECK THE EMERGENCY LIGHTS ABOVE THE RIGHT OVERWING EXIT DOORS WERE FOUND TO BE INOPERATIVE. REMOVED AND REPLACED THE POWER SUPPLY FOR THE EMERGENCY LIGHTS OVER THE RIGHT OVERWING EXIT DOORS.

Part: FLOORBEAM — CORRODED (FUSELAGE) · airframe 68,577 hrs · 23,350 cycles

DURING C-CHECK, CORROSION WAS DISCOVERED OUT OF LIMITS ON THE FORWARD LOWER FLANGE OF THE FLOORBEAM AT BS 1130, LBL 40 TO RBL 44. ACCOMPLISHED GENERAL REPAIR IAW B727 SRM CHAPTERS 51 AND 531008 FIG 8. TRIMMED LOWER CHORD FLANGE.

Part: FLAP — MALFUNCTIONED (TE FLAPS) · airframe 67,823 hrs · 22,819 cycles

AFTER TAKEOFF DURING FLAP RETRACTION FLAPS 5 DEGREES - 2 DEGREES AMBER LIGHT ILLUMINATED AND STAYED ILLUMINATED. THE CREW RETURNED THE AIRCRAFT TO POINT OF ORIGIN (DTW). MAINTENANCE CHECKED ALL LEADING EDGE MECHANISMS AND RETURNED THE AIRCRAFT TO SERVICE.

Part: BATTERY PACK — DISCHARGED (CABIN) · airframe 67,182 hrs · 22,776 cycles

DURING A MAINTENANCE LINE CHECK, THE R2 AND L2 ENTRY EXIT LIGHTS WERE FOUND INOPERATIVE. REMOVED AND REPLACED THE BATTERY PACK, SYSTEM CHECKS GOOD.

Part: BATTERY PACK — INOPERATIVE (CABIN) · airframe 66,839 hrs · 22,619 cycles

DURING A MAINTENANCE LINE CHECK, THE LEFT OVERWING EMERGENCY LIGHT WAS FOUND INOPERATIVE. REMOVED AND REPLACED BATTERY PACKS, OPERATIONAL CHECKS GOOD.

Part: BATTERY PACK — INOPERATIVE (EXTERIOR LIGHT) · airframe 66,809 hrs · 22,604 cycles

DURING A MAINTENANCE LINE CHECK, THE LEFT OVERWING EMERGENCY LIGHT WAS FOUND INOPERATIVE. REMOVED AND REPLACED EMERGENCY BATTERY PACK FOR THE LEFT MID OVERWING POSITION, OPERATIONAL CHECKS GOOD.

Part: BATTERY PACK — INOPERATIVE (EXTERIOR LIGHT) · airframe 66,809 hrs · 22,604 cycles

DURING A MAINTENANCE LINE CHECK, THE LEFT OVERWING EMERGENCY LIGHT WAS FOUND INOPERATIVE. REMOVED AND REPLACED EMERGENCY LIGHT BATTERY PACK FOR THE LEFT AFT OVERWING, OPERATIONAL CHECKS GOOD.

Part: CHARGER — INOPERATIVE (CABIN) · airframe 66,647 hrs · 22,529 cycles

DURING A MAINTENANCE LINE CHECK, THE EMERGENCY LIGHTS OVER THE RIGHT OVERWING EXIT DOORS WERE FOUND INOPERATIVE. REMOVED AND REPLACED BATTERY CHARGER FOR EMERGENCY EXIT LIGHTS ABOVE THE RIGHT OVERWING EXITS. OPERATIONAL CHECKS GOOD.

Part: CHARGER — INOPERATIVE (OVERWING EXIT) · airframe 66,642 hrs · 22,527 cycles

DURING A MAINTENANCE LINE CHECK, THE EMERGENCY EXIT LIGHTS ABOVE THE OVERWING EXITS WERE FOUND INOPERATIVE. REMOVED AND REPLACED BATTERY CHARGER FOR THE EMERGENCY LIGHTS ABOVE THE RIGHT OVERWING EXITS. OPERATIONAL CHECKS GOOD.

Part: LIGHT — INOPERATIVE (ROW 10) · airframe 66,549 hrs · 22,484 cycles

DURING A MAINTENANCE LINE CHECK, THE OVERHEAD EMERGENCY LIGHT AT ROW10 WAS FOUND INOPERATIVE. REMOVED AND REPLACED THE OVERHEAD EMERGENCY LIGHT ASSEMBLY AT ROW10, OPERATIONAL CHECKS GOOD.

Part: SKIN — CRACKED (FUSELAGE) · airframe 66,450 hrs · 22,441 cycles

DURING HEAVY MAINTENANCE CHECK, A CRACK WAS DISCOVERED ON THE L1 DOOR UPPER HINGE CUTOUT. FABRICATED DOUBLER FROM 2024 T3. ALODINED AND PRIMED IAW B727 SRM 514002 AND MM 512002. INSTALLED.

Part: SKIN — CORRODED (WING) · airframe 66,450 hrs · 22,441 cycles

DURING HEAVY MAINTENANCE CHECK CORROSION WAS FOUND OUT OF LIMITS ON THE WING LOWER SKIN AT STATION 843, BETWEEN LBL 17 AND LBL 42.5. REMOVED CORROSION IAW B727 SRM 511006. FABRICATED REPAIR DOUBLER FROM 7075 T6 .100, REPAIR TRIPLER FROM 7075 T6 .125 AND REPAIR SHIM FROM 7075 T6 .160. TREATED AND PRIMED IAW B727 SRM 51-10-02 AND MM 51-20-02, INSTALLED.

Part: STRINGER — CORRODED (FUSELAGE) · airframe 66,450 hrs · 22,441 cycles

DURING HEAVY MAINTENANCE CHECK, CORROSION WAS FOUND OUT OF LIMITS AT BS 950D STRINGER 1. REMOVED CORROSION IAW B727 SRM 511006. REMOVED DAMAGED SECTION IAW B727 SRM 531003. FABRICATED REPAIR PARTS FROM BAC 1498143, 2024 T3 .250 AND 2024 T3 .090 IAW B727 SRM 531003. TREATED AND PRIMED IAW B727 SRM 511002, MM 512002. INSTALLED IAW B727 SRM 531003, MM 512002.

Part: FRAME — CORRODED (FUSELAGE) · airframe 66,450 hrs · 22,441 cycles

DURING HEAVY MAINTENANCE INSPECTION, CORROSION WAS FOUND OUT OF LIMITS ON A FRAME LOCATED AT BS 950A BETWEEN STRINGERS 2R AND 3R. REMOVED CORROSION IAW B727 SRM 511006. FABRICATED REPAIR ANGLES FROM 7075 T6 .063 IAW B727 SRM 531004. TRANSFERRED HOLES TO NEW REPAIR ANGLES IAW B727 SRM 531004 AND 511001. TREATED AND PRIMED IAW B727 SRM 511002 AND MM 512002. INSTALLED IAW B727 SRM 511006, 531001 AND 531004.

Part: STRINGER — CORRODED (FUSELAGE) · airframe 66,450 hrs · 22,441 cycles

DURING HEAVY MAINTENANCE INSPECTION, CORROSION WAS FOUND OUT OF LIMITS AT BS 720B STRINGER 2R. REMOVED CORROSION IAW B727 SRM 511006. REMOVED DAMAGED SECTION OF STRINGER IAW B727 SRM 531003. FABRICATED REPAIR PARTS FROM BAC 1498143, 2024 T3 .250 AND 2024 T3 .090 IAW B727 SRM 531003. TREATED AND PRIMED IAW B727 SRM 511002, MM 512002. INSTALLED IAW B727 SRM 531003, 513002.

Part: STRINGER — CORRODED (FUSELAGE) · airframe 66,450 hrs · 22,441 cycles

DURING HEAVY MAINTENANCE INSPECTION, CORROSION WAS FOUND OUT OF LIMITS AT BS 848.95 STRINGER 2L. REMOVED CORROSION IAW B727 SRM 511006. REMOVED DAMAGED SECTION OF STRINGER IAW B727 SRM 531003. FABRICATED REPAIR FROM BAC 1498143, 2024 T3 .250 AND 2024 T3 .090 IAW B727 SRM 531003. TREATED AND PRIMED IAW B727 SRM 511002, MM 512002. INSTALLED IAW B727 SRM 531003, MM 512002.

Part: STRINGER — CORRODED (FUSELAGE) · airframe 66,450 hrs · 22,441 cycles

DURING HEAVY MAINTENANCE CHECK, CORROSION WAS FOUND OUT OF LIMITS AT BS 700 STR 1. REMOVED CORROSION IAW B727 SRM 511006. REMOVED DAMAGED SECTION IAW B727 SRM 531003. FABRICATED REPAIR PARTS FROM BAC 1498143, 2024 T3 .250 AND 2024 T3 .090 IAW B727 SRM 531003. TREATED AND PRIMED IAW B727 SRM 511002, MM 512002. INSTALLED IAW B727 SRM 531003, 513002.

Part: FRAME — CORRODED (FUSELAGE) · airframe 66,450 hrs · 22,441 cycles

DURING HEAVY MAINTENANCE CHECK, CORROSION WAS FOUND OUT OF LIMITS ON FRAME LOCATED AT BS 950D BETWEEN STRS 1L AND 3R. REMOVED CORROSION IAW B727 SRM 511006. FABRICATED FRAME REPAIR ANGLES FROM 7075 T6 .063 PER SAMPLE IAW B727 SRM 531004. TRANSFERED HOLES TO NEW REPAIR ANGLES IAW B727 SRM 531004 AND 511001. TREATED AND PRIMED IAW B727 SRM 511002 AND MM 512002. INSTALLED IAW B727 SRM 511006, 531001.

Part: SUPPORT FITTING — GOUGED (FUSELAGE) · airframe 66,450 hrs · 22,441 cycles

DURING HEAVY MAINTENANCE INSPECTION, THE SUPPORT FITTING LOCATED AT BS 940 WAS FOUND GOUGED OUT OF LIMITS. REMOVED GAUGE IAW B727 SRM 511004. PERFORMED EDDY CURRENT INSPECTION. FABRICATED DOUBLER FROM 7075 T6 .071. TREATED AND PRIMED IAW B727 SRM 511002, MM 512002. INSTALLED IAW SRM 513002.