N326N
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
DURING CLIMB, THE LEFT GEAR UNSAFE, IN TRANSIT INDICATION ILLUMINATED WITH NOTICEABLE DECREASE IN PERFORMANCE. DIVERTED WITH UNEVENTFUL FULL STOP LANDING. VISUAL INSPECTION REVEALED LEFT MLG DOOR AFT HINGE BRACKET HAD BROKEN AND REAR OF INBOARD DOOR WAS HANGING.
TAKEOFF ROLL AT 50-60KTS, AIRBRAKES OPEN WARNING ILLUMINATED WITH ASSOCIATED WARNING HORN. PILOTS EXECUTED TAKEOFF ABORT AND SAFELY RETURNED TO RAMP AT ATLANTIC AVIATION (KOPF). TROUBLESHOOTING REVEALED FAILED RH AIRBRAKE MICROSWITCH, PART NUMBER 1322ZMK3. REMOVED, REPLACED WITH INSPECTED/SERVICEABLE UNIT AND ADJUSTED SWITCH IAW HAWKER 800 MM 27-61-02. TESTED SYSTEM ON GROUND WITH HAND PUMP AND ENGINES RUNNING WITH NO DEFECTS NOTED. SENT AIRCRAFT ON PRECAUTIONARY TEST FLIGHT, SYSTEM OPERATED NORMALLY WITH NO DEFECTS NOTED.
CLIMBING THROUGH 23,000 FT, AIRCRAFT EXPERIENCED REAR BAY OVERHEAT WARNING FOLLOWED BY CABIN ALTITUDE STARTING TO CLIMB. ACFT RETURNED TO POINT OF DEPARTURE. MAINTENANCE INSPECTOR FOUND ACM INLET DUCT BROKEN, ACM OUTLET CLAMP BROKEN, AND ACM TURBINE BLADES AND BEARINGS DAMAGED. WE SUSPECT THE INLET DUCT BROKE ALLOWING THE ACM TO OVERSPEED DAMAGING THE ACM AND BREAKING THE OUTLET CLAMP.
CRUISE AT FL360, ACFT EXPERIENCED A REAR BAY DOOR MWS INDICATION IMMEDIATELY FOLLOWED BY CABIN ALTITUDE. CREW & PAXS DONNED 02 MASKS. CREW DESCENDED TO SAFE ALTITUDE & RETURNED TO BASE. INSPECTION REVEALED TRASH ON PLUNGER FOR TOILET PREVENTING PROPER SEAL. INSPECTION ALSO REVEALED DONUT & CAP WERE NOT PROPERLY INSTALLED AFTER LAVATORY SERVICE, NO PART MALFUNCTION NOTED. PRESSURIZATION FORCED THE LAVATORY DONUT & CAP TO UNSEAT. THIS CAUSED THEM TO CONTACT LAVATORY SERVICE DOOR WHICH ILLUMINATED THE REAR BAY MWS LIGHT. DONUT & CAP UNSEATED ALSO VENTED CABIN TO ATMOSPHERE CAUSING DEPRESSURIZATION. FLUSHED LAVATORY SYS, PROPERLY INSTALLED DONUT & CAP, ACFT PRESSURIZED NORMALLY ON DECK IAW MM. ACFT FT TEST FLOWN AT FL 360 FOR 14 MINUTES & PRESSURIZATION WAS NORMAL.