N898AA

Part: ACM — INOPERATIVE (LEFT) · airframe 62,225 hrs · 35,548 cycles

DURING CLIMB OPERATION, THE ACFT WAS UNABLE TO MAINTAIN CABIN PRESSURIZATION ON RT PACK. LT PACK WAS DMI. CLEANED CONNECTOR ON LT PACK TEMP BULB, R & R LT PACK FLOW CONTROL VALVE, RE RACKED AUTO PSI CONTROLLER, R & R LT ACM, R & R LT COMPRESSOR DISCHARGE OVERHEAT SENSOR. NO OTHER DEFECTS NOTED. ACFT WAS RETURNED TO SERVICE.

Part: CONTROL VALVE — INOPERATIVE (LT A/C PACK) · airframe 62,193 hrs · 35,519 cycles

DURING CLIMB OPERATION WITH THE RT PACK ON DMI. THE LT PACK WOULD NOT MAINTAIN CABIN ALTITUDE. ACFT LEVELED OF AT 18,000 FT THE CABIN CONTINUED TO CLIMB AT A RATE OF 500 FT/MIN WITH CARGO HEAT OUTFLOW VALVE AND OUT FLOW VALVE CLOSED. THE ACFT RETURNED TO DEPARTURE WHERE IT LANDED WITHOUT INCIDENT. POST FLIGHT INSP WAS PERFORMED. R & R RT PACK SHUT VALVE, R & R LT FLOW CONTROL VALVE. PERFORMED OPS CHECKS, NO OTHER DEFECTS NOTED. ACFT WAS RETURNED TO SERVICE.

Part: STIFFENER — CORRODED (BS 312) · corrosion level 2 · airframe 62,102 hrs · 35,462 cycles

DURING A SCHEDULED LINE MX EVENT, CORROSION WAS DISCOVERED WHILE ACCOMPLISHING OTHER MX ON A STIFFENER "C-CHANNEL" AT STA 312 OTBD AND AFT OF THE NLG TRUNNION LT SIDE. FABRICATED NEW STIFFENER FROM 7075-T76511 EXTRUSION AND REPLACED. ITEM WAS RETURNED TO SERVICE.

Part: CONTROLLER — DISCONNECTED (CABIN PRESSURE) · airframe 62,095 hrs · 35,454 cycles

DURING CLIMB OPERATION OUT OF SLW THE ACFT EXPERIENCED ERRATIC AND OFF-SCHEDULE PRESSURIZATION. ACFT DIVERTED, WHERE IT LANDED WITHOUT INCIDENT. POST FLIGHT INSP WAS PERFORMED, NOTING THE STATIC HOSE TO THE CABIN PRESSURE CONTROLLER WAS DISCONNECTED, CONNECTED STATIC LINE AND PERFORMED OPS CHECK. NO OTHER DEFECT WERE NOTED. ACFT WAS RETURNED TO SERVICE.

Part: COVER — DAMAGED (INDICATOR) · airframe 62,048 hrs · 35,421 cycles

AFTER STARTING THE TAKEOFF ROLE, THE UPPER YAW DAMPER "OFF" LIGHT ILLUMINATED. THE CREW PERFORMED AN ABORTED TAKEOFF AND RETURNED TO THE BLOCKS WITHOUT INCIDENT. POST FLIGHT INSP WAS PERFORMED NOTING THAT THE LIGHT COVER WAS STUCK IN SOCKET. PERFORMED GROUND TEST OF YAW DAMPER SYS, ALL CHECKS GOOD. NO OTHER DEFECTS NOTED. ACFT WAS RETURNED TO SERVICE.

Part: SKIN — CRACKED (CARGO DOOR) · airframe 61,103 hrs · 34,747 cycles

DURING A HEAVY MX INSP, IT WAS DISCOVERED THE FWD LOWER CARGO DOOR WAS DENTED AND CRACKED AT THE AFT LOWER CORNER. DOOR WAS REPAIRED. ITEM RETURNED TO SERVICE.

Part: FLOOR SUPPORT — CORRODED (ZONE 100) · airframe 61,103 hrs · 34,747 cycles

DURING A HEAVY MX INSP EVENT CORROSION WAS FOUND ON A MAIN CABIN FLOOR SUPPORT. FLOOR SUPPORT WAS REPAIRED. ITEM WAS RETURNED TO SERVICE.

Part: SKIN — DELAMINATED (NR 6 SPOILER) · airframe 61,103 hrs · 34,747 cycles

DURING A HEAVY MX INSP, THE LT WING NR6 SPOILER WAS FOUND DELAMINATED OUTSIDE OF THE MFG LIMITS. REMOVED AND REPLACED THE NR6 SPOILER AND ACCOMPLISHED THE ADJUSTMENT AND TEST IAW THE AMM. ITEM WAS RETURNED TO SERVICE.

Part: WEB — NICKED (ZONE 200) · airframe 61,103 hrs · 34,747 cycles

DURING A HEAVY MX INSP, MAIN CARGO DOOR CUT-OUT AFT WEB WAS DISCOVERED NICKED AND GOUGED. REPLACED LOWER WEB. ITEM RETURNED TO SERVICE.

Part: SKIN — DELAMINATED (NR 2 SPOILER) · airframe 61,103 hrs · 34,747 cycles

DURING A HEAVY MX INSP, THE LT WING NR2 SPOILER WAS FOUND DELAMINATED OUTSIDE OF THE MFG LIMITS. REMOVED AND REPLACED THE NR2 SPOILER AND ACCOMPLISHED THE ADJUSTMENT AND TEST IAW THE AMM. ITEM WAS RETURNED TO SERVICE.

Part: SUPPORT — CORRODED (MLG BEARING) · corrosion level 2 · airframe 61,103 hrs · 34,747 cycles

DURING A HEAVY MX INSP, IN COMPLIANCE WITH AD2001-20-09 AND DVI MAG PARTICLE S/B 57A0179 FOUND CORROSION ON THE LT AND RT LANDING GEAR FWD TRUNNION BEARING SUPPORTS. FWD TRUNNION BEARING SUPPORTS WERE REMOVED AND REPLACE. ITEM WAS RETURNED TO SERVICE.

Part: TRUNNION — CORRODED (ZONE 700) · airframe 61,103 hrs · 34,747 cycles

DURING A HEAVY MX INSP, THE NOSE LANDING GEAR DRAG BRACE/ACTUATOR TRUNNION FITTING HAD CORROSION UNDER THE BEARING SURFACE. THE NOSE LANDING GEAR DRAG BRACE/ACTUATOR TRUNNION FITTING WAS REMOVED AND REPLACED. ITEM WAS RETURNED TO SERVICE.

Part: SKIN — CRACKED (KRUEGER FLAP) · airframe 61,103 hrs · 34,747 cycles

DURING A HEAVY MX INSP EVENT THE NR6 KRUGER LE FLAP WAS FOUND WITH 2 (EA) CRACKS MID AND OUT BOARD. THE FLAP WAS REMOVED AND REPLACED. ITEM RETURNED TO SERVICE.

Part: RIB — CRACKED (ZONE 500) · airframe 61,103 hrs · 34,747 cycles

DURING A HEAVY MX INSP, THE LT WING OTBD FLAP, OTBD FAIRING AFT INTERNAL RIB CRACKED. FABRICATED NEW RIB FROM 2024 O 0.065", AND HEAT TREATED. INSTALLED NEW RIB. ITEM RETURNED TO SERVICE.

Part: SKIN — CORRODED (ZONE 500) · corrosion level 2 · airframe 61,103 hrs · 34,747 cycles

DURING A HEAVY MX INSP, THE LWR WING PLATE WAS FOUND EXFOLIATED ABOVE THE LT PRIMARY HEAT EXCHANGER. DAMAGED AREA APPROX 6" X 5", REMOVED ALL CORROSION, BEYOND MFG LIMITS. MACHINED PAD-UPS TO ACCOMMODATE EXTERNAL DOUBLER. SPOT FACED SANDWICHED FASTENER HEADS TO ACCOMMODATE FILLER WASHERS. PERFORMED HIGH-FREQUENCY EDDY CURRENT OF REWORKED AREA TO ENSURE NO CRACKS OR CORROSION. SHOT PEENED REWORKED AREAS. FABRICATED A 0.160" EXTERNAL DOUBLER, 2 EA 0.125" INTERNAL DOUBLERS, AND 2 EA 0.125" STRINGER STRAPS (ALL FROM 2024 T3). CORROSION PROTECTED REWORK AND ADJACENT AREA, INSTALLED DOUBLERS WET WITH BMS 5-95 AND BMS 5-45 SEALANT.

Part: STRINGER SPLICE — CORRODED (ZONE 100) · corrosion level 2 · airframe 61,103 hrs · 34,747 cycles

DURING A HEAVY MX INSP, A STRINGER SPLICE WAS FOUND CORRODED OUT OF LIMITS. FABRICATED NEW SPLICE FROM 7070-T6 0.070". TREATED, PRIMED AND REPLACED SPLICE. ITEM RETURNED TO SERVICE

Part: RIB — CRACKED (LT WING TE FLAP) · airframe 61,103 hrs · 34,747 cycles

DURING A HEAVY MX INSP, THE LT WING OTBD FLAP INBD FAIRING AFT INTERANL RIB CRACKED IN 2 EACH PLACES. FABRICATED RIB FROM 2024 T3 0.063". HEATED TREATED RIB. INSTALLED RIB AND RETURNED ITEM TO SERVICE.

Part: SKIN — GOUGED (ZONE 200) · airframe 61,103 hrs · 34,747 cycles

DURING A HEAVY MX INSP, THE MAIN CARGO DOOR CUT OUT AFT WEB WAS FOUND NICKED AND GOUGED OUT OF LIMITS. THE AFT WEB WAS REMOVED AND REPLACED. ITEM WAS RETURNED TO SERVICE.

Part: RETAINER — CRACKED (RT MLG) · airframe 61,103 hrs · 34,747 cycles

DURING A HEAVY MX INSP, THE RT MLG BEAM SWING LINK LOWER PIN RETAINER WAS FOUND CRACKED. REMOVED AND REPLACED RT MLG DEAM SIWNG LINK LOWER PIN RETAINER. ITEM RETURNED TO SERVICE

Part: SKIN — CRACKED (ZONE 100) · airframe 61,103 hrs · 34,747 cycles

DURING A HEAVY MX INSP EVENT, MAIN ENTRY DOOR INNER AFT EDGE BY MID DOOR STOPS WAS DISCOVERED CRACKED. INNER SKIN WAS REPAIRED AND ITEM RETURNED TO SERVICE.

Part: DRAIN — CRACKED (ZONE 200) · airframe 61,103 hrs · 34,747 cycles

DURING A HEAVY MX INSP EVENT, MAIN ENTRY DOOR LWR DRAIN HAS 3 CRACKS GOING INTO IT. REMOVED, FABRICATED LWR DRAIN PLATE. RETURNED TO SERVICE

Part: SCUFF PLATE — CRACKED (ZONE 100) · airframe 61,103 hrs · 34,747 cycles

DURING A HEAVY MX INSP EVENT, MAIN CARGO DOOR CUT OUT AFT LWR STRUCTURE WAS DISCOVERED CRACKED AND GOUGED. REMOVED, FABRICATED AND REINSTALLED SCUFF PLATES. ITEM RETURNED TO SERVICE.

Part: SKIN — CORRODED (ZONE 500) · airframe 61,103 hrs · 34,747 cycles

DURING A HEAVY MX INSP EVENT, LWR WING PLATE HAS 2 AREAS OF CORROSION. CORROSION WAS REMOVED, AREAS WERE WITHIN LIMITS. RETURNED TO SERVICE.

Part: STRAINER — UNKNOWN (NR 3 ENGINE) · airframe 59,325 hrs · 33,565 cycles

FLT 724 FROM TOL TO ROC - DURING CLIMB OPERATION, THE NR 3 ENGINE OIL FILTER BYPASS LIGHT ILLUMINATED. THE NR 3 ENGINE WAS SHUT DOWN AND THE AIRCRAFT RETURNED TO TOL WHERE IT LANDED WITHOUT INCIDENT. ON POST FLIGHT, REMOVED AND INSPECTED THE MAIN OIL STRAINER, NO CONTAMINATION WAS NOTED. THE MAIN OIL STRAINER AND MAIN OIL BY-PASS SWITCH WAS REMOVED AND REPLACED. AIRCRAFT WAS RETURNED TO SERVICE.

Part: OIL FILTER — DIRTY (NR 3 ENGINE) · airframe 59,324 hrs · 33,564 cycles

FLT 719 FROM ALT TO TOL - DURING CRUISE OPERATION, THE NR 3 ENGINE OIL FILTER BYPASS LIGHT ILLUMINATED. THE ENGINE WAS SHUT DOWN AND THE AIRCRAFT LANDED WITHOUT INCIDENT IN TOL. THE NR 3 ENGINE OIL FILTER WAS REMOVED AND INSPECTED, CARBON CONTAMINATION WAS NOTED AND THE OIL FILTER WAS REPLACED. PERFORMED ENGINE RUN, OPS AND LEAK CHECKS. AFTER RUN THE FILTER WAS REMOVED AND INSPECTED FOR FURTHER CONTAMINANTS. NO CONTAMINANTS NOTED. INSTALLED NEW OIL FILTER, RAN ENGINE AND PERFORMED LEAK AND OPS CHECK, NO LEAKS NOTED. AIRCRAFT WAS RETURNED TO SERVICE.

Part: ROD — BROKEN (DOWNLOCK SENSOR) · airframe 58,852 hrs · 33,182 cycles

FLT 723 FROM ROC TO TOL, AFTER TAKEOFF WHEN GEAR WAS RAISED THE RIGHT MAIN LANDING GEAR GREEN AND RED INDICATIONS LIGHTS REMAINED ON, SECONDARY RIGHT MAIN GEAR LIGHT ON FO'S PANEL REMAINED ON. ALL INDICATIONS WERE NORMAL WITH GEAR DOWN. AIRCRAFT RETURNED TO ROC AND LANDED WITHOUT INCIDENT. POST FLIGHT INSPECTION REVEALED THAT THE RIGHT MAIN LANDING GEAR DOWNLOCK SENSOR ROD WAS BROKEN. ROD WAS REMOVED AND REPLACED, OPS CHECKED GOOD AND NO FURTHER DEFECTS WERE NOTED. AIRCRAFT WAS RETURNED TO SERVICE.

Part: GASPER FAN — SMOKE (COCKPIT) · airframe 58,156 hrs · 32,608 cycles

DURNING CRUISE OPERATION CREW EXPERIENCED SMOKE IN THE COCKPIT 139 NM FROM. DECLARED AN EMERGENCY AND PERFORMED EMERGENCY PROCEDURES, SMOKE DISAPPATED AND ORDOR FADED, AIRCRAFT CONTINUED AND LANDED WITHOUT INCIDENT. INSPECTED AIRCRAFT FOR ELECTRICAL PROBLEMS, FOUND GASPER MOTOR TO BE AT FAULT. REMOVE AND REPLACED GASPER MOTOR OPS CHECK GOOD. NO OTHER DEFECTS NOTED. AIRCRAFT WAS RETURNED TO SERVICE.

Part: CONNECTOR — DIRTY (SLATS) · airframe 57,058 hrs · 31,913 cycles

FLT 1737 FROM MTY TO TOL, AFTER TAKEOFF FROM MTY, NR 5 LEADING EDGE DEVICES RED EXTENDED AT FLAPS 2 POSITION. AIRCRAFT RETURNED TO MTY AND LANDED WITHOUT INCIDENT. CLEANED NR 5 SLAT TRACK POSITION SENSOR CONNECTOR. OPS CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: SWITCH — MALFUNCTIONED (NR 5 SLAT) · airframe 57,059 hrs · 31,914 cycles

FLT 1737 FROM MTY TO TOL, AFTER TAKEOFF FROM MTY, NR 5 LEADING EDGE SLAT EXTEND LIGHT REMAINED ILLUMINATED AT FLAPS 2 POSITION. AIRCRAFT RETURNED TO MTY AND LANDED WITHOUT INCIDENT. REMOVED AND REPLACED NR 5 LEADING EDGE SLAT POSITION INDICATION SWITCH. OPS CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: CONTROL UNIT — MALFUNCTIONED (CARGO BAY) · airframe 53,110 hrs · 29,111 cycles

FLT 707 FROM DEN TO TOL. DURING CRUISE LEVEL, THE FORWARD LOWER CARGO COMPARTMENT FIRE LIGHT CAME ON. APPROPRIATE CHECK LIST WERE ACCOMPLISHED AND FIRE WARNING LIGHT REMAINED ILLUMINATED. NOTIFIED ATC OF THE FIRE WARNING LIGHT AND LANDED WITHOUT INCIDENT. INSPECTED FORWARD CARGO PIT AND FOUND NO EVIDENCE OF FIRE. REPLACED FIRE DETECTION CENTRAL CONTROL UNIT AND BATTERY AND PERFORMED SYSTEM OPERATIONAL CHECK IAW SECURAPLANE ST3000 MANUAL. AIRCRAFT RETURNED TO SERVICE.

Part: PUMP — SHEARED · airframe 52,950 hrs · 29,024 cycles

Flt 707 from DEN to TOL. During cruise level at FL 330 #3 engine flame out. Oil pressure and quantity as well as N1 and N2 were normal. Descended to two engine cruise altitude and conducted engine failure shutdown checklist and all indications were normal, attempted one engine restart without success. Notified ATC, continue to Toledo. Declared an emergency with Toledo approach as a precaution and landed without incident. Investigation found the #3 engine driven fuel pump shaft sheared. Replaced the #3 fuel pump, engine run and leak check good IAW MM 73-11-1 and 71-00-117. Aircraft returned to service.

Part: CLAMP — DETERIORATED · airframe 52,438 hrs · 28,690 cycles

Flt 898 from JAX to MCO. After takeoff #3 engine strut overheat light illuminated. Accomplished appropiate check list, and air turnback to JAX. Aircraft landed without incident. During inspection, found and replaced clamps on #3 engine bleed valve (pylon) IAW MM 36-10-01 and 20-80-01. System ops checked good and aircraft returned to service.

Part: FIRE WARNING — FALSE ACTIVATION (COCKPIT) · airframe 52,395 hrs · 28,654 cycles

FLT 740 FROM TOL TO MCI. IN CRUISE, AT APPROXIMATELY 126 MILES FROM MCI, THE APU FIRE LIGHT CAME ON. ACCOMPLISHED APU FIRE CHECKLIST IAW AOM. AIRCRAFT CONTINUED TO MCI AND LANDED WITHOUT INCIDENT. INVESTIGATION FOUND THAT HEAVY RAIN IN TOL DURING CARGO LOADING INDUCED A FALSE APU FIRE WARNING INDICATION. THE APU FIRE BOTTLE WAS REPLACED IAW 26-23-1 AND APU SYSTEMS OPS CKECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: WIRE — BROKEN (E/E DOOR SWITCH) · airframe 52,321 hrs · 28,611 cycles

FLT 001 FROM MIA TO PTY. AFTER TAKEOFF ROTATION, CREW HEARD A LOUD NOISE IN THE COCKPIT AND WAS UNABLE TO PRESSURIZE AIRCRAFT. AIRCRAFT RETURNED TO MIA AND LANDED WITHOUT INCIDENT. FOUND THE E&E COMPARTMENT DOOR OPEN. UPON FURTHER INSPECTION, FOUND A BROKEN WIRE AT TERMINAL IN THE E&E BAY DOOR SWITCH. INSTALLED NEW TERMINAL IAW STANDARD PRACTICES 20-11 AND OPS CHECK DOR SYSTEM IAW MM 52-40-0. AIRCRAFT RETURNED TO SERVICE.

Part: CONNECTOR — CONTAMINATED (CABIN)

DFW - DURING OVERNIGHT MAINTENANCE, EMERGENCY EXIT CEILING LIGHT AT ROW 9 INOPERATIVE. CLEANED CONTACTS ON OVERHEAD EMERGENCY EXIT LIGHT AT ROW 9. SYSTEM GROUND CHECKED NROMAL OPERATION. (M)

Part: WIRE — FAILED (CABIN)

DFW - DURING OVERNIGHT MAINTENANCE, EMERGENCY EXIT FLOOR PATH LIGHTING IN CABIN INOPERATIVE. REPAIRED WIRING IN CABIN FORWARD OF SEATS. SYSTEM GRUOND CHECKED NORMAL OPERATION. (M)

Part: FUEL CONTROL — DEFECTIVE (NR 1 ENGINE)

MIA - FLT 929 - WHILE PASSING THROUGH 2000 FT, NR 1 ENGINE FLAMED OUT WITH NO PRIOR ABNORMAL INDICATIONS. AIRCRAFT RETURNED TO MIAMI AND LANDED WITHOUT INCIDENT, NOT OVERWEIGHT. REPLACED FUEL PUMP AND FUEL CONTROL. LEAK CHECKED WITH NO LEAKS FOUND. GROUND CHECKED NORMAL OPERATION. (M)

Part: SIGN — MISSING (CABIN)

ATL - DURING OVERNIGHT CHECK, FORWARD ENTRY EMERGENCY EXIT SIGN MISSING AND BASE BROKEN. REPLACED FORWARD ENTRY EMERGENCY EXIT SIGN ASSEMBLY. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)

Part: LIGHT — DEFECTIVE (CABIN)

DFW - DURING OVERNIGHT CHECK, EMERGENCY LIGHT OVER FORWARD GALLEY DOOR INOPERATIVE. REPLACED EMERGENCY LIGHT OVER FORWARD GALLEY DOOR. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)

Part: LIGHT — DEFECTIVE (CABIN)

BWI - DURING OVERNIGHT CHECK, EMERGENCY FLOOR LIGHTS BETWEEN PAX SEAT ROWS 21 AND 24 INOPERATIVE. REPLACED EMERGENCY FLOOR LIGHT STRIP BETWEEN PAX SEAT ROWS 21 AND 24. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)

Part: STRINGER — CORRODED (BS 720)

AFW - FRETTING CORROSION, EVIDENT AT STA 720D + 12 INCHES AT STR 19R. ACCOMPLISHED REPAIR PER SRM 53-30-3 FIG 14. TST: 46,319.57 HOURS. CYCLES: 25,313. (X)

Part: STRINGER — CORRODED (BS 720)

AFW - FRETTING CORROSION EVIDENT AT STA 720D + 12 INCHES AT STR 19L. ACCOMPLISHED REPAIR PER SRM 53-30-3 FIG 14. TST: 46,319.57 HOURS. CYCLES: 25,313. (X)

Part: LAMP — INOPERATIVE (CABIN)

DFW - DURING OVERNIGHT CHECK, FOUND RIGHT AFT SERVICE DOOR EMERGENCY EXIT LIGHT INOPERATIVE. RESEATED LAMP HOUSING. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)

Part: WIRE — FAILED (CABIN)

MIA - DURING OVERNIGHT CHECK, FOUND THE EMERGENCY EXIT FLOOR PATH LIGHTS IN FIRST CLASS SECTION INOPERATIVE. REPAIRED SPLICE IN EMERGENCY EXIT FLOOR PATH LIGHTING WIRING. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)

Part: SKIN — CORRODED (FS 590-602)

TULE - FOUND CORROSION ON SKIN FS 590-602 STRINGER 26L TO 27L. REMOVED CORROSION, FOUND BEYOND LIMITS, INSTALLED REPAIR DOUBLER PER SRM 53-30-3 PGS 12-14A. (M)

Part: STRINGER — CORRODED (FS 590-600)

FOUND CORROSION IN STRINGER 27 LEFT STATION 590 - 600. REMOVED CORROSION, CUT OUT BAD SECTION OF STRINGER AND INSTALLED STRINGER REPAIR PER SRM 53-10-3 PG 3-43. (M)

Part: SHEAR TIE — CORRODED (FS 600)

TUL - FOUND CORROSION ON SHEAR TIE STATION 600 BETWEEN STRINGER 26L AND 27L. REMOVED CORROSION ON SHEAR TIE BEYOND LIMITS. REPLACED SHEAR TIE PER SRM 53-10-1. (M)

Part: EEL CONNECTOR — LOOSE (CABIN)

RDU - DURING OVERNIGHT CHECK, EMERGENCY FLOOR LIGHTS AT FORWARD END OF MAIN CABIN INOPERATIVE. RESECURED LOOSE EMERGENCY FLOOR LIGHT CONNECTOR AT AFT END OF FIRST CLASS CABIN. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)