As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 5815 "DIRTY SOCK" SMELL ON DESCENT COMING OUT OF 16,00 FEET. CORRECTIVE ACTION: PERFORMED BSI OF 2.5 BLEED AREA & AND AP1 AREA. C/W OIL QTY CK OF G/B, LESS THAN A QUART. NO WETNESS IN INLET OR ANY OTHER AREAS. R/R L RECIRC FILTER REF B757 AMM 21-25. REMOVED PANELS TO ACCESS L RECIRC FAN. R/R L RECIRC FAN PER B757 AMM 21-25 AND CLOSED ACCESS PANEL, FAN OPS NML. NO SMELLS OR ODORS. (4605970)