What was found
FLT 591, BOS-TPA. INFLIGHT REPORTED DIRTY SOCK ODOR DURING FINAL STAGE OF FLIGHT ENGINE BLEEDS ON APU OFF; COMPLIED WITH INFORMATION NOTICE 2017-T015 M STEP 1 ISOLATED FAULT TO TYPE 10. MISCELLANEOUS TYPE 10 EFFECT POSSIBLE SOURSE AMBIENT AIR DURING FLIGHT PHASE C/W EXT WALKAROUND AND PERFORMED ENG 1 AND 2 IDLE RUN WITH BLEED ON. NO FINDINGS ALL CHKD GOOD NO ODOR. C/W TSM 05-50-00-810-085D OK FOR SERVICE NO HISTORY LAST 30 DAYS WEEKLY CK C/W 4/30/26 LP 4639216.