What was found
R RECIR FAN EICAS C THE RIGHT RECIRCULATION FAN HAS A FAILURE. BURNING WIRE SMELL IN FLIGHT AT FL350 AND EICAS MSG R RECIR FAN SDR FLAGGED TOMC APPROVAL THIS MEL IS REQUIRED , DUE TO R RECIRCULATION FAN INOP (, R REC SWITCH SET OFF STIKER INOP WAS APLIED . R RECIRCULATION FAN INOPERATIVE. R RECIRCULATION FAN WAS DEFERRED ,SWITCH SET IN OFF .STIKER INOP APPLIED PARTS UPDATED R/R CABIN AIR RECIRCULATION FAN IAW AMM 21-25-01. OPS CHECK GOOD. PLACARD REMOVED. MFG PN ON - 606622-4 MFG SN ON - 79-1207 M&E SN ON - 1207 M&E PN ON - 76-2126-9-0001 MFG SN OFF - 79-1149 MFG PN OFF - 606622-3 ROTABLE PARTS CHG:TT # 1433237 SN OFF 1149 PN OFF 76-2126-9-0001 FAN, CABIN AIROFF 76-2126-9-0001 1149 ON 76-2126-9-0001 1207