What was found
FLT#1320, SAN-BOS. 'ODOR EVENT BELOW 10,000 #1 HP VALVE OPEN IMMEDIATELY SMELLED A STRONG OIL SMEL. XBLEED WAS SHUT + PACK 1 OFF AND SMELL DISSIPATED RIGHT AWAY APU WAS OFF HISTORY OF ODOR EVENT; REF W/O 1352510 TASK CARD A7219040-01. ENGINE WATER WASH COMPLETED. ODOR IDENTIFIED AS OIL IN #1 ENGINE AT HPC STAGE 3-12 (REF LP 4103502-1). PERFOMRED DECON LEVEL 2 PER TSM 71-00-00-810-801-A, TSM 05-50-00-810-831.'