N9505B
Registered owner: MARTINAIRE AVIATION LLC, TX (owner ≠ operator)
Operators of this aircraft
Who operated this tail, and how firmly we know it.
| Operator | Role | Period | Basis |
|---|---|---|---|
| MARTINAIRE AVIATION L.L.C. (MT9A) | Certificate holder | — | Matched by certificate designator |
Accident & incident history
Maintenance disclosures
WHILE PERFORMING A FLEET CAMPAIGN DIRECTIVE CREATED TO INSPECT THE HORIZONTAL STABILIZER MOUNT BOLTS, IT WAS FOUND THAT ALL FOUR OF THEM WERE CORRODED.
ENG PERFORMANCE RUNS INDICATED ITT WAS EXCEEDING TARGET TEMP +20 DEGREES C. THE ENGINE WAS SPLIT AT THE C-FLANGE AND THE ENG SEPARATED TO INSPECT THE HOT SECTION. IT WAS FOUND THAT THE CT BLADE SEGMENTS HAD SHIFTED AND ALSO THERE WAS SEGMENT TIP CURL AT SEVERAL LOCATIONS. THE GAP BETWEEN THE CT BLADE TIPS AND THE SEGMENTS HAD DECREASED AT THESE POINTS BELOW MINIMUMS (.004 INCH, .OO7 INCH, AND .009 INCH). AT THE 12 O`CLOCK POSITION THE BLADES HAD GOUGED INTO THE SEGMENTS WEARING THE SQUEELER TIPS AWAY REQUIRING REPLACEMENT OF ALL BLADES. OTHER DAMAGE FOUND AT THIS TIME WAS THE CT VANE HAD HEAT DISTRESS, CAUSING THE MATERIAL ON THE T/E OF ONE OF THE VANES TO BUBBLE UP, REQUIRING REPLACEMENT. THE LED LIP HAD (3) SECTIONS WHERE THE MATERIAL HAD CORRODED AWAY. THE SED HAD MATERIAL CORRED AND CRACKED AT ALL THE COOLING HOLES REQUIRING REPLACEMENT AND THE PT VANE HAD CRACKED THE LWNGTH OF THE BODY AND OPENED UP TO 0.35 INCH REQUIRING REPLACEMENT. THIS ENGINE HAD 1869.0 SINCE THE LAST BLADE STRETCH INSP AND WAS IN MFG SB 1628 CONFIGURATION. IT HAD PASSED MFG SB 1631, 400 HOURS EARLIER. (K)
LT BRAKE CYLINDER HOUSING WORN AT THE ANCHOR BOLT PASS THROUGH HOLE ALLOWING THE ANCHOR BOLT TO BE PRESSED OUT BY HAND. THIS IS NORMALLY A CLOSE TOLERANCE FIT. THIS CONDITION IN THE PAST HAS CAUSED THE ANCHOR BOLT TO SHEER OFF CAUSING CATASTROPHIC DAMAGE TO THE CALIPER ASSEMBLY, TORQUE PLATE AND/OR TIRE ON THREE OF OUR AC. (K)
RT BRAKE CYLINDER HOUSING WORN AT THE ANCHOR BOLT PASS THROUGH HOLE ALLOWING THE ANCHOR BOLT TO BE PRESSED OUT BY HAND. THIS IS NORMALLY A CLOSE TOLERANCE FIT. THIS CONDITION IN THE PAST HAS CAUSED THE ANCHOR BOLT TO SHEER OFF CAUSING CATASTROPHIC DAMAGE TO THE CALIPER ASSEMBLY, TORQUE PLATE AND/OR TIRE ON THREE OF OUR AC. (K)
THE BOLT WAS FROZEN TO THE BUSHING SLEEVE. THIS PREVENTED THE BOLT FROM ROTATING INSIDE THE BUSHINGS. (K)
THE BOLT WAS FROZEN TO THE BUSHING SLEEVE. THIS PREVENTED THE BOLT FROM ROTATING INSIDE THE BUSHINGS. (K)
THE SEALED BEARING WAS CORRODED AND FROZEN ALSO, THE BEARING WAS CORRODED TO THE BOLT. (K)