What was found
ACRID, ELECTRICAL ODOR IN COCKPIT AND 1ST CLASS. NOTICABLE AT LOW DIFF PRESSURES. CHECKED AFT, FWD,AND BOTH SIDE E & E AREAS, NO SMOKE ODOR. PERFORMED AVEC TEST IAW AMM 21-26-00, NO FAULTS FOUND, PERFORMED BCL 1 AND 2 BITE TEST IAW AMM 24-38-00, NO FUALTS FOUND. FOUND THE NR 2 ENGINE DEOILER SEAL LEAKING. REPLACED THE SEAL IAW AMM 72- 60-31.