Narrative:

In ZZZ, on may/tue/03, mr X and myself changed left nose tire due to foreign object damage. On may/sun/03, in YYY on taxi out, pilot stopped aircraft on taxiway due to grinding noise. According to the mechanics on duty, they changed left nose tire due to bearing seizure. The nut had proper amount of threads showing (3). 1 of 2 shear bolts had sheared. The washer was in place. Except for the shear bolts, all was done in accordance with amm -- according to dfw mechanics. Mr X checked out the proper torque wrench, we changed the tire, put on the spacer, torqued the nut, reinstalled shear bolts -- all in accordance with amm procedures.

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Original NASA ASRS Text

Title: A B757-200 ON TAXI OUT HAD L NOSE TIRE GRINDING SOUND. FOUND L NOSE TIRE BEARING FAILED. WHEEL AND TIRE REPLACED 5 DAYS EARLIER.

Narrative: IN ZZZ, ON MAY/TUE/03, MR X AND MYSELF CHANGED L NOSE TIRE DUE TO FOREIGN OBJECT DAMAGE. ON MAY/SUN/03, IN YYY ON TAXI OUT, PLT STOPPED ACFT ON TXWY DUE TO GRINDING NOISE. ACCORDING TO THE MECHS ON DUTY, THEY CHANGED L NOSE TIRE DUE TO BEARING SEIZURE. THE NUT HAD PROPER AMOUNT OF THREADS SHOWING (3). 1 OF 2 SHEAR BOLTS HAD SHEARED. THE WASHER WAS IN PLACE. EXCEPT FOR THE SHEAR BOLTS, ALL WAS DONE IN ACCORDANCE WITH AMM -- ACCORDING TO DFW MECHS. MR X CHKED OUT THE PROPER TORQUE WRENCH, WE CHANGED THE TIRE, PUT ON THE SPACER, TORQUED THE NUT, REINSTALLED SHEAR BOLTS -- ALL IN ACCORDANCE WITH AMM PROCS.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.