N504LV
Operators of this aircraft
Who operated this tail, and how firmly we know it.
| Operator | Role | Period | Basis |
|---|---|---|---|
| L. J. ASSOCIATES, INC. (ZESA) | Certificate holder | — | Matched by certificate designator |
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
Maintenance disclosures
AFTER TAKEOFF , THE CABIN DOOR ANNUNCIATOR ILLUMINATED AND THE CABIN ALTITUDE INDICATOR WAS INDICATING THAT THE AIRCRAFT WAS NOT PRESSURIZING. THE PILOTS CONTACTED THE TOWER AND RETURNED TO THE AIRPORT. UPON LANDING THE CABIN DOOR ANNUNCIATOR EXTINGUISHED. UPON INVESTIGATION IT WAS DETERMINED THAT THE CABIN DOOR LATCHING MECHANISM REQUIRED CLEANING TO FREE UP A STIFF OPERATION AND LUBRICATION OF THE LATCHING MECHANISMS IAW MAINTENANCE MANUAL 52-10-00 FIGURE 101 SHEET 1. THE DOOR WAS OPERATIONALLY CHECKED AND THE AIRCRAFT WAS RETURNED TO SERVICE.
THE ACFT TOOK OFF & WHILE IN CRUISE THE COPILOTS AHRS FAILED, CAUSING THE LOSS OF HEADING & ATTITUDE, THE REVERSIONARY SYS WAS USED. THE PILOTS MADE THE DECISION TO DIVERT & A TECHNICIAN WAS DISPATCHED TO THE ACFT & IT WAS DETERMINED TO BE A FAULTY AHRS UNIT. THE PART WAS REPLACED & INSTALLATION PROCEDURES WERE FOLLOWED. OPERATIONALLY CHECKED & THE ACFT RETURNED TO SERVICE.
AFTER TAKEOFF THE ACFT DID NOT PRESSURIZE PROPERLY, THE PILOTS ATTEMPTED TO RESET THE PRESSURIZATION CONTROL SEVERAL TIMES THEN THE DECISION WAS MADE TO DIVERT FOR MAINTENANCE. A TECHNICIAN WAS DISPATCHED TO THE ACFT & ICY SLUSH WAS FOUND ON THE LG SQUAT SWITCHES WHICH WAS BELIEVED TO BE FROZEN. THE TAKEOFF WAS A FRESHLY PLOWED RUNWAY WHERE SNOW & SLUSH WERE PRESENT. THE ICE WAS CLEARED & THE SWITCH WAS ACTIVATED, THE SYS WAS OPERATIONALLY CHECKED & THE ACFT WAS TAKEN FOR A MX CHECK FLIGHT WHERE THE SYS FUNCTIONED PROPERLY. THE AIRCRAFT WAS RETURNED TO SERVICE.
SHORTLY AFTER TAKEOFF, THE MAIN CABIN DOOR UNLOCK LIGHT CAME ON, CHECKLIST WAS FOLLOWED & THE PILOT ELECTED TO RETURN TO BLOCK. THEY LANDED WITHOUT INCIDENT. THE DOOR ALONG WITH LATCHING SYS WERE INSPECTED BY AN A & P. THE SYS WAS OPERATIONALLY CHECKED & THE DETERMINATION WAS THAT THE DOOR WAS NOT LATCHED AGGRESSIVELY ENOUGH TO COMPLETE THE LOCK MECHANISM FROM THE BEGINNING. NO OTHER DEFECT NOTED.