What was found
DURING CLIMB OUT AND DECENT, SOCK ODOR THROUGH ABOUT 8000 FT THEN CLEARED; PERFORMED DETAILED INSPECTION OF BOTH PACK 1 & 2 BAY ACCES, NO LEAKS OR DEFECTS NOTED. REMOVED AND REPLACED AVIONICS FILTER IAW AMM 21-26-43, ALSO REPLACED BORH RECIRCULATION FILTERS IAW AMM 21-21-41. PERFORMED A DUAL PACK BURN WITH APU FIRST THEN DUAL PACK BURN WITH ENGINES FOR 40 MIN PER AMM 21-00-00. ALL OPS CHECKS AND ODOR CHECKS ARE NORMAL NO DEFECTS NOTED AT THIS TIME. ACFT OK TO SERVICE.