N236AL
Registered owner: ALPINE AVIATION INC, UT (owner ≠ operator)
Operators of this aircraft
Who operated this tail, and how firmly we know it.
| Operator | Role | Period | Basis |
|---|---|---|---|
| ALPINE AVIATION, INC. (TIMA) | Certificate holder | — | Matched by certificate designator |
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
Maintenance disclosures
6 MILES FROM IAF OKAVE FOR RNAV 35 INTO KRXE SMELLED SOMETHING ACRID & LOOKED AROUND COCKPIT. SAW A SMALL BIT OF WHITE SMOKE COMING OUT FROM LOWER RT OF INSTRUMENT PANEL. SAW ANOTHER PUFF OF SMOKE & A FAINT FLICKERING LIGHT IN REFLECTION OF THE PNEUMATIC PRESSURE GAUGE. TURNED OFF PANEL LIGHTS & TURNED OFF OTHER ELECTRICAL SOURCES, LOOKED AT CIRCUIT BREAKER PANEL & VERIFIED NO TRIPPED BREAKERS. CONTINUED TO MONITOR PANEL & FIRE THERE WAS DID NOT APPEAR TO SPREAD OR WORSE. SMOKE STOPPED EMANATING FROM PANEL. TOLD ATC I HAD A POTENTIAL ELECT FIRE & THEY ASKED IF I WANTED TO DECLARE AN EMERGENCY & ASKED IF I NEEDED ANY ASSISTANCE. SINCE ISSUE APPEARED TO ME TO BE UNDER CONTROL, DIDNâT WANT TO DECLARE & DIDNâT NEED ANY ASSISTANCE SINCE WAS IN VMC SO CLOSE TO DESTINATION & SUFFERED NO LOSS OF SYSTEMS OR CONTROLS. ALREADY HAD CLEARANCE, CONTINUED APPROACH & LANDED IN VMC. AFTER LANDING, BROUGHT FLAPS UP & TURNED OFF AVIONICS & BATTERY MASTER SWITCHES, CALLED FLT SERVICES HAD LANDED SAFELY. AT NO POINT DID IT SEEM NECESSARY TO ENGAGE COCKPIT FIRE EXTINGUISHER. MECHANIC FOUND THAT A PANEL CONTAINING THE DIODES FOR INSTRUMENT BACKLIGHTING WAS THE CULPRIT. ONE OF THE DIODES HAD SHORTED & ARC CREATED FLASHING & SMOKE. THE LIGHT PANEL WAS REMOVED AND PANEL LIGHTS WERE DEFERRED.
DURING POST-FLIGHT INSPECTION, FOUND A CHUNK OF RE-TREAD MISSING.
DURING LANDING ROLL THE TIRE TREAD SEPARATED FROM THE NR 3 MLG TIRE. TIRE WAS A RECAP.
THE LEFT WING LEADING EDGE CENTER SECTION WAS FOUND TO HAVE CORROSION ON SKIN BETWEEN BONDED LAYERS DURING MAINTENANCE.
SHORTLY AFTER LEVEL OFF, BOTH FUEL QTY INDICATORS SHOWED ZERO FUEL. PILOT ELECTED TO RETURN TO TAKEOFF LOCATION. TROUBLESHOOTING REVEALED A LOW VOLTAGE CONDITION DUE TO A WEAK ACFT BATTERY.
INSPECTION REVEALED A CRACK IN THE RT ELEVATOR LE RIB. THE RIB WAS REPLACED WITH A NEW RIB.
LIB FLAP CRACKED.
OIL PRESSURE ANNUNCIATOR ILLUMINATED, GAUGE INDICATED OIL PRESSURE WAS LOW. PILOT ELECTED TO SHUTDOWN ENGINE. INVESTIGATION REVEALED CORROSION INTERNALLY IN THE REAR RGB CASE HAD CREATED AN OIL LEAK RESULTING IN EXCESSIVE OIL LOSS FOR THE ENGINE.
DURING AN ANNUAL WING OUTBOARD UPPER AND LOWER MAIN SPAR CAP INSPECTION SEVERAL SMALL SPOTS WERE NOTICED. FURTHER INVESTIGATING REVEALED CONSIDERABLE CORROSION.
THE PART WAS ORDERED NEW FROM BEECHCRAFT WITH THE TOP HOLES DRILLED INCORRECTLY. THE TOP LEFT HOLE IS SUPPOSED TO BE 1.75 INCHES AND IT WAS DRILLED ON THIS UNIT 1.50 INCHES. (X)