N11984
Operators of this aircraft
Who operated this tail, and how firmly we know it.
No operator established for this aircraft.
Accident & incident history
Maintenance disclosures
Service Difficulty Reports filed with the FAA for this airframe. Filing is largely voluntary — the number of reports is not a measure of reliability. To verify a report, search its control number at the FAA SDRS site.
3 reports on file, 1995-02-05 – 1995-03-18.
Part: O-RING — LEAKING (HYD FILTER)
EWR - FLT 0750 - THE GREEN SYSTEM HYDRAULIC FLUID DECREASED INTO THE YELLOW ARC ABOUT 2 HOURS AFTER TAKEOFF. TURNING BOTH ENGINE DRIVEN PUMPS TO 'DUMP' STOPPED THE DECREASE, BUT THE DECREASE STARTED AGAIN WITH EITHER PUMP RUNNING. THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND GREEN SERVO CONTROL ELECTRIC HYDRAULIC SELECTOR FILTER LEAKING. A NEW O-RING AND BACK-UP RING WERE INSTALLED ON THE BOWL AND LEAK AND OPERATIONAL CHECKS WERE GOOD. (X)
Part: CLOG LIGHT — ILLUMINATED (NR 1 ENGINE FUEL)
EWR - FLT 0701 - THE NR 1 ENGINE FUEL CLOG LIGHT ILLUMINATED ON CLIMB-OUT OF EWR. FUEL WAS DUMPED AND AIRCRAFT WAS RETURNED TO EWR WHERE IT LANDED WITHOUT INCIDENT. THE NR 1 ENGINE FUEL FILTER WAS REMOVED AND INSPECTED. NO CONTAMINATION OR DEFECTS WERE FOUND. THE NR 1 ENGINE FUEL FILTER WAS REPLACED AS A PRECAUTIONARY MEASURE. THE NR 1 ENGINE WAS RUN AT ALL POWER SETTINGS AND THE FUEL FILTER CLOG LIGHT DID NOT ILLUMINATE. THE FUEL FILTER WAS REMOVED AND REPLACED AFTER THE ENGINE RUN. THE REMOVED FILTER WAS INSPECTED AND NO CONTAMINATION WAS FOUND. (X)
Part: DUCT ASSY — RUPTURED (NR 1 ENGINE)
FLT 288 - EWR - THE NR 1 ENGINE HAD A FIRE WARNING ON TAKEOFF. THE A/C WAS RETURNED AND LANDED WITHOUT INCIDENT. MAINTENANCE FOUND NO EVIDENCE OF FIRE. THE 14TH STAGE DUCT ON THE NR 1 ENG WAS FOUND BLOWN. IN ADDITION, A THRUST REVERSER HALF AND COWLING HAD SUSTAINED SOME DAMAGE. THE FAILURE WAS DUE TO HIGH VIBRATORY STRESSES IN THE 14TH STAGE CDP AIR TUBE RESULTING FROM THE 14TH STAGE AIR BLEED TUBE. THE CF6-50 FLEET HAS BEEN MODIFIED BY REMOVING THE 14TH STAGE AIR BLEED TUBE PER GE SERVICE BULLETIN 75-071. (M)