What was found
DIRTY SOCK ODOR IMMEDIATELY AFTER DEPARTURE & THROUGH 8,000 FT. ON APPROCH VERY STRONG AT 5,000 FT. FA'S REPORTED A/C EXTREMLY COLD AT THE SAME TIME. HP VALVES WERE OPEN BOTH TIMES; REMOVED BOTH OZONE FILTERS IAW AMM 21-51-41, OPS CHECKED GOOD, NO LEAKS NOTED. COMPLIED WITH INFORMATION NOTICE 2017-T015A SECTION C. AIRCRAFT OK FOR SERVICE.