N15UB
Operators of this aircraft
Who operated this tail, and how firmly we know it.
| Operator | Role | Period | Basis |
|---|---|---|---|
| THE FLIGHTSTAR CORPORATION (BONA) | Certificate holder | — | Matched by certificate designator |
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
Maintenance disclosures
MAINTENANCE WAS HAVING ERRATIC INDICATIONS WHEN SERVICING HYDRAULIC FLUID. WHEN SERVICED CORRECTLY PER MM, HYDRAULIC LOW FLUID OR OVER FILLED MESSAGES FROM EICAS WOULD APPEAR SHORTLY THEREAFTER. THERE WAS NO EVIDENCE OF FLUID LOSS AND MECHANICS WERE PROPERLY TRAINED AND EQUIPPED FOR THE SERVICING TASK. HYDRAULIC FLOAT SWITCH WAS REMOVED FOR TROUBLESHOOTING AND WAS FOUND TO HAVE ONE FLOAT BROKEN. FLOAT SWITCH ASSEMBLY WAS REPLACED WITH NEW UNIT AND HYDRAULIC SYSTEM CHECKED IN CONSULTATION WITH LEARJET FIELD SUPPORT TO ENSURE POSSIBILTY OF SYSTEM CONTAMINATION WAS ADEQUATELY ADDRESSED. PHOTO OF BROKEN SWITCH ASSEMBLY WILL BE SENT.
TIRE WAS OBSERVED TO HAVE BULGES ALONG THE EDGE RADIUS OF THE TREAD WHILE TRACTOR-TOWING THE AIRPLANE. THE BULGES BEGIN ABOUT 0.75 INCH ON THE TREAD SURFACE AND WRAP AROUND ONTO THE SIDEWALL A SIMILAR DISTANCE. OTHER THAN BULGES, THE TIRE WAS NORMAL--NEARLY WORN OUT, BUT STILL AIRWORTHY. THERE IS NO SIGN OF EXTERNAL DAMAGE TO THE TIRE AND NO PILOT REPORTS OF ABNORMAL OPERATION. THERE IS NO DAMAGE TO THE AIRPLANE OR THE WHEEL ASSEMBLY. AFFECTED WHEEL ASSEMBLY WAS REMOVED AND REPLACED WITH A SERVICEABLE UNIT. TIRE HAS BEEN RETAINED FOR POSSIBLE INVESTIGATION AND TIRE VENDOR AND AIRPLANE MFG HAVE BEEN NOTIFIED.