N712S
Operators of this aircraft
Who operated this tail, and how firmly we know it.
No operator established for this aircraft.
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
Maintenance disclosures
AFT CABIN EMERGENCY FLOOR TRACK LIGHT INOPERATIVE.
OVERWING EXIT LIGHT FAILED TO ILLUMINATE. REPLACED POWER SUPPLY PER AMM 33-51-11
OVERWING EXIT LIGHTS FAILED TO ILLUMINATE.
L-1 DOOR EMERGENCY LIGHT FAILED TO ILLUMINATE.
AFT AISLE OVERHEAD EMERGENCY EXIT LIGHT FAILS TO ILLUMINATE. REPLACED THE BATTERY PACK.
AFT AISLE OVERHEAD EMERGENCY EXIT LIGHT FAILS TO ILLUMINATE. REPLACED THE POWER SUPPLY.
AFT DOOR EMERGENCY EXIT LIGHT FAILS TO ILLIMINATE. REPLACED BATTERY PACK IAW AMM 33-51-71, TEST OK.
AFT DOOR EMERGENCY EXIT LIGHT FAILS TO ILLUMINATE. REPLACED ESCAPE SLIDE LIGHT BATTERY PACK IAW ANN 33-51-71. BATTERY TESTED GOOD.
DURING APPROACH NR 3 LEADING SLAT EXTENDED. POST MAINTENANCE FUNCTIONAL CHECK FLIGHT. NR 3 POSITION SLAT ACTUATOR REPLACED, OPERATIONS AND LEAK CHECK SERVICEABLE IAW TASK CARD R3M27020.
CORROSION ON FLOORBEAM TEE CAP AT BS 277, BOTH SIDES. REPAIRED IAW SRM 53-10-9, FIG 5.
CRACKED INTERCOSTAL ANGLES AT RT FORWARED ENTRY DOOR BELOW STRINGER 11R AND 12R. REPLACED INTERCOSTAL ANGLES IAW SB 737-53A1241.
INTERCOSTAL CRACKED AT BS 360, STRINGER 16 LT INTERCOSTAL. REPLACED, REPAIRED IAW SB 737-53A1204, REV 2.
DAMAGED STRINGER 27L AT BS 967. REPAIRED IAW SRM 53-10-3, FIG 1.
CRACKED FRAME AT BS 380 BETWEEN STR 14R AND 13R. REPAIRED IAW SB 737-53A1261.
AFT SECTION OF CABIN AISLE EMERGENCY EXIT LIGHTS FAIL TO ILLUMINATE. REPLACED EXIT LIGHT BATTERY PACK IAW AMM 33-51-151. FUNCIONALLY TESTED SATISFACTORY.
AFT SECTION OF CABIN AISLE EMERGENCY EXIT LIGHTS FAIL TO ILLUMINATE. REPLACED EXIT LIGHT POWER SUPPLY IAW AMM 33-51-151, FUNCTIONALLY TESTED SATISFACTORY IAW AMM 33-51-122.
R1 DOOR EMERGENCY EXIT LIGHT NOT WORKING. REPLACED EMERGENCY EXIT LIGHT ASSY IAW AMM 33-51-02.
DURING PREFLIGHT INSPECTION, FOUND A2 SMOKE DETECTOR IN THE FORWARD CARGO HOLD INOPERATIVE. REPLACED SMOKE DETECTOR UNIT IAW AMM 26-20-11.
R1 AND L1 DOOR EMERGENCY ESCAPE SLIDE LIGHTS FAIL TO ILLUMINATE. REPLACED AND FUNCTIONALLY TESTED POWER SUPPLY IAW AMM 33-51-71.
R1 AND L1 DOOR EMERGENCY ESCAPE SLIDE LIGHTS FAIL TO ILLUMINATE. REPLACED BATTERY PACK IAW AMM 33-51-71.
EMERGENCY OVERWING EXIT LIGHTS FAIL TO ILLUMINATE. REPLACED EXIT LIGHT POWER SUPPLY IAW AMM 33-51-08, FUNCTIONAL CHECKS GOOD.
MID CABIN EMERGENCY EXIT LIGHT FAILED TO ILLUMINATE. REPLACE BATTERY PACK IAW AMM 33-51-81. FUNCTIONAL CHECKED GOOD.
MID CABIN EMERGENCY EXIT LIGHT FAILED TO ILLUMINATE. REPLACED MID CABN EMERGENCY EXIT LIGHT POWER SUPPLY IAW AMM 33-51-81.
EMERGENCY OVERWING EXIT LIGHTS FAILED TO ILLUMINATE. REPLACED EXIT LIGHT BATTERY PACK IAW AMM 33-51-08. FUNCTIONAL CHECKED GOOD.
CORROSION AT FORWARD SIDE OF BS 1016 FRAME, STRINGER 26R TO 27R. SPLICE ANGLE FOUND TO BE CORRODED. REMOVED CORROSION FROM BS 1016, NDT FOUND TO BE WITHIN LIMITS. REPLACED SPLICE ANGLE IAW SRM 51-30-03.
CORROSION OF FRAME AT STATION 360, BL0. REPAIRED IAW SRM 53-40-03.
STRINGER 26R AT BS 420 CORRODED AND CRACKED. REPAIRED STRINGER IAW SRM 53-10-03.
PREFLIGHT CHECK, CAPTAIN'S NR 2 SLIDING WINDOW SHOWS SIGNS OF INTERLAYER CRACKING. REPLACED WINDOW IAW AMM 56-12-11.
AFT CABIN EMERGENCY EXIT LIGHT INOPERATIVE. REPLACED AFT CABIN B EMERGENCY LIGHT BATTERY PACK IAW AMM 33-51-31, OPS CHECK NORMAL.
AFT CABIN EMERGENCY EXIT LIGHT DOES NOT ILLUMINATE. REPLACE AFT CABIN EMERGENCY EXIT LIGHT POWER SUPPLY IAW 33-51-31.
CABIN EMERGENCY EXIT LIGHTS ABOVE OVERWING EXITS FAILED TO ILLUMINATE. REPLACED BATTERY POWER SUPPLY IAW AMM 33-51-02. TESTED SATISFACTORY.
CABIN EMERGENCY EXIT LIGHTS ABOVE OVERWING EXITS FAIL TO ILLUMINATE. REPLACED BATTERY PACK IAW AMM 33-51-81. OPS CHECK SATISFACTORY.
FORWARD CABIN EMERGENCY LIGHT INOPERATIVE. REPLACED POWER SUPPLY AND BATTERY PACK PER AMM 33-51-81
FORWARD CABIN EMERGENCY EXIT LIGHT INOPERATIVE. REPLACED BATTERY PACK AND POWER SUPPLY PER AMM 33-51-81
MID CABIN EMERGENCY EXIT LIGHT FAILED TO ILLUMINATE. REPLACED MID CABIN BATTERY PACK PER AMM 33-51-81. OPERATIONS CHECK GOOD
MID CABIN EMERGENCY LIGHT FAILED TO ILLUMINATE. REPLACED BATTERY PACK PER AMM 33-51-81. OPS CHECK GOOD.
RT OTBD MIDFLAP INBD THRUST BEARING BORE HAS CRACK AT 3 O'CLOCK POSITION. REPLACED FLAP WITH O/H SERVICEABLE UNIT IAW AMM.
MID CABIN OVERHEAD EMERGENCY EXIT LIGHT FLASHES ON/OFF. REPLACED MID CABIN EMERGENCY EXIT LIGHT POWER SUPPLY AND OPERATIONALLY CHECKED SATISFACTORY IAW AMM 33-51-81.
MAIN ACFT BATTERY HAS LOW VOLTAGE. FOUND EMERGENCY LIGHT POWER SUPPLY DEFECTIVE. REPLACED POWER SUPPLY IN FWD CARGO HOLD AND FUNCTIONALLY TESTED SATISFACTORY IAW MM 33-51-02.
FOUND EMERGENCY LIGHT POWER SUPPLY IN AFT CARGO COMPARTMENT DEFECTIVE. REPLACED POWER SUPPLY AND FUNCTIONALLY TESTED IAW MM 31-51-02.
MAIN ACFT BATTERY HAS LOW VOLTAGE. SUSPECT BATTERY ELECTRICAL DRAIN. FOUND R1 AND L1 DOOR EMERGENCY BATTERY POWER SUPPLY FAULTY. REPLACED POWER SUPPLY FOR THE R1 AND L1 LOCATIONS IAW AMM 33-51-2. OPS TEST GOOD.
FOUND EMERGENCY BATTERY POWER SUPPLY FOR L1 AND RI DOOR TO HAVE FAULTY LOGIC. REPLACES EMERGENCY LIGHT POWER SUPPLY FOR L1 & R1 DOOR LOCATIONS IAW AMM 33-51-02. OPS TEST SATISFACTORY.
LEFT OVERWING EMERGENCY BATTERY POWER SUPPLY FOUND TO HAVE FAULTY LOGIC. REPLACED POWER SUPPLY AND OPERATIONALLY TESTED SATISFACTORY IAW AMM 33--51-02.
RT OVERWING EMERGENCY EXIT LIGHTS FAIL TO ILLUMINATE. REPLACED EXIT LIGHT PWR SUPPLY IAW AMM 33-51-01, OPS TESTED SATISFACTORY IAW AMM 33-51-31.
THE EMERGENCY EXIT LIGHT ABOVE L1 DOOR FAILED TO ILLUMINATE. THE LIGHT ASSY WAS REMOVED, REPLACED AND FUNCTIONALLY CHECKED GOOD IAW BMM 33-51-101.
THE EMERGENCY EXIT LIGHT ABOBE L1 DOOR FAILED TO ILLUMINATE. REMOVED AND REPLACED BATTERIES IAW BMM 33-51-101. LIGHT ASSY FUNCTIONALLY CHECKS GOOD.
MID CABIN EMERGENCY EXIT SIGN FAILS TO ILLUMINATE. REPLACED EXIT SIGN BATTERY PACK IAW BMM 33-51-81. FUNCTIONALLY CHECKS SATISFACTORY
MID CABIN EMERGENCY EXIT LIGHT INOPERATIVE. REPLACED POWER SUPPLY IAW BMM 33-51-151. FUNCTIONAL CHECK GOOD.
L-2 DOOR EMERGENCY EXIT LIGHT INOPERATIVE. REPLACED EMERGENCY EXIT LIGHT ASSEMBLY IAW AMM 33-51-101. OPERATIONAL CHECK SATISFACTORY.
LOWER EMERGENCY EXIT LIGHT AT R1 AND L1 DOOR POSITIONS WILL NOT ILLUMINATE. REPLACED EMERGENCY LIGHT BATTERY PACK IAW MANUAL 33-21-27. FUNCTIONAL CHECK SATISFACTORY. (K)
LOWER EMERGENCY LIGHTS AT DOORS L2 AND R2 WILL NOT ILLUMINATE. REPLACED EMERGENCY LIGHT BATTERY PACK IAW MM 33-21-27. FUNCTIONAL CHECK SATISFACTORY. (K)
LOWER EMERGENCY EXIT LIGHTS AT DOORS L2 AND R2 WILL NOT ILLUMINATE. REPLACED POWER SUPPLY IAW MM 33-21-27. FUNCTIONAL CHECK SATISFACTORY. (K)
MID CABIN CEILING EMERGENCY EXIT LIGHTS WILL NOT ILLUMINATE. REPLACED BATTERY PACK AND POWER SUPPLY IAW MM 33-51-81. FUNCTIONAL CHECK SATISFACTORY. (K)
AFT SECTION OF FLOOR PATH ESCAPE LIGHTING INOPERATIVE. REPLACED FLOOR TRACK POWER SUPPLY IAW MM 33-21-27. OPS CHECK SATISFACTORY.
MID CABIN OVERHEAD EMERGENCY EXIT LIGHT INOPERATIVE. REMOVED AND REPLACED EXIT LIGHT POWER SUPPLY (BATTERY PACK) PER AMM 33-51-111, OPS CHECK SATISFACTORY.
LEFT OVERWING EXIT LIGHT BATTERY PACK INOPERATIVE. REPLACED BATTERY PACK AND TESTED SERVICEABLE IAW 33-51-11, OPS CHECK NORMAL.
LEFT OVERWING EXIT LIGHT BATTERY PACK INOPERATIVE. REPLACED BATTERY PACK AND TESTED SERVICEABLE IAW 33-51-11, OPS CHECK NORMAL.
LEFT OVERWING EXIT LIGHT BATTERY PACK INOPERATIVE. REPLACED BATTERY PACK AND TESTED SERVICEABLE IAW 33-51-11, OPS CHECK NORMAL.
LEFT OVERWING EXIT LIGHT BATTERY PACK INOPERATIVE. REPLACED BATTERY PACK AND TESTED SERVICEABLE IAW 33-51-11, OPS CHECK NORMAL.
LEFT OVERWING EXIT LIGHT BATTERY PACK INOPERATIVE. REPLACED BATTERY PACK AND TESTED SERVICEABLE IAW 33-51-11, OPS CHECK NORMAL.
DURING ACCOMPLISHMENT OF A CHECK, LEFT OVERWING AND LOWER AFT EMERGENCY EXIT LIGHTS FOUND TO BE INOPERATIVE. REMOVED AND REPLACED AFT CARGO COMPARTMENT EMERGENCY EXIT POWER SUPPLY AND BATTERY PACK PER AMM 33-51-31. OPERATRIONAL CHECK SATISFACTORY.
SCHEDULED MAINTENANCE VISIT, FWD DOOR AREA CEILING EMERGENCY EXIT LIGHT INOPERATIVE. REPLACED BATTERY PACK IAW B737MM 33-51-02. OPERATIONAL CHECK NORMAL.
SCHEDULED MAINTENANCE VISIT, FWD DOOR AREA CEILING EMERGENCY EXIT LIGHT INOPERATIVE. REPLACED BATTERY PACK IAW B737MM 33-51-02. OPERATIONAL CHECK NORMAL.
EMERGENCY FLASHLIGHT BATTERY DEAD AT AFT FLIGHT ATTENDANT STATION. REPLACED EMERGENCY FLASHLIGHT BATTERY IAW MM 25-69-0 AND 20-50-11, OPS CHECK NORMAL.
EMERGENCY FLASHLIGHT BATTERY DEAD AT AFT FLIGHT ATTENDANT STATION. REPLACED EMERGENCY FLASHLIGHT BATTERY IAW B737MM 25-69-0 & 20-50-11, OPS CHECK NORMAL.
CORROSION DAMAGE WAS FOUND ON THE LT UPPER WING SKIN P/N 65C17191-1 AT THE REAR SPAR AT APPROXIMATELY WS 442.0. THE CORROSION WAS REMOVED AND TRIMMED AND A REPAIR SCHEME WAS PROVIDED BY BOEING ENGINEERING. THE CORROSION AREA WAS REPAIRED PER BOEING INSTRUCTIONS AND A 8110-3 STRUCTURAL SUBSTANTIATION FOR WAS ISSUED.
R2 DOOR EMERGENCY BATTERY PACK DOES NOT OPERATE. REPLACED R2 DOOR EMERGENCY BATTERY PACK IAW BMM 33-51-101, OPERATIONAL CHECK GOOD.
ON PREFLIGHT FOUND COCKPIT EMERGENCY EXIT LIGHT INOP. REPLACED COCKPIT EMERGENCY EXIT LIGHT ASSEMBLY, OPS CHECK GOOD.
L-2 DOOR ESCAPE SLIDE DID NOT DEPLOY DURING CABIN CREW TRAINING EXERCISE. FOUND DISCHARGE BOTTLE SAFETY PIN INSTALLED. MAINTENANCE REMOVED SAFETY PIN, CREW TRAINING RESUMED, SLIDE DEPLOYED.
ON PREFLIGHT CHECK, NOTED MID CABIN CEILING EMERGENCY LIGHT SIGN FLICKERING. REPLACED EMERGENCY BATTERY PACK, OPS CHECK GOOD.
AIRCRAFT BATTERY LOW VOLTS, POSSIBLE BATTERY AMP/VOLTS DRAW FROM OTHER SOURCE.
#5 SPOILER PANEL HAS AREAS OF DELAMINATION NOTED ON PREFLIGHT MAINTENANCE CHECK.
FOUND RT INBOARD TRAILING EDGE MIDFLAP WEDGE PANEL DELAMINATED.
FLT 712 DEPARTED IGM AT 1900 HRS ZULU. AFTER TAKEOFF RIGHT LANDING GEAR IN TRANSIT LIGHT (RED) WOULD NOT EXTINGUISH. LANDING GEAR EXTENDED AND VERIFIED LOCKED. AIRCRAFT RETURNED TO ORIGINATING AIRPORT.
AFT CABIN EMERGENCY LIGHTS INTERMITTENT. REPLACED POWER SUPPLY BATTERY PACK PER MM 33-51-71, OPS CHECK GOOD.
L-1 DOOR PORTABLE EMERGENCY EXIT LIGHT DIM, DISCOVERED DURING ACCOMPLISHMENT OF PREFLIGHT CHECK. REPLACED EXIT LIGHT IAW B737MM 33-51-101, OPERATIONAL CHECKS GOOD.