What was found
AIRCRAFT WAS GNDED. DURING CRUISE, FLIGHT ATTENDANTS REPORTED A STRONG ELEC ODOR. POWER PORTS & RECIRCULATION FANS WERE TURNED OFF & ODOR DISSIPATED RAPIDLY. FOUND THE RT LOWER RECIRCULATION FAN SEIZED & ASSOCIATED CBS TRIPPED. ALSO FOUND AFT UPPER RECIRCULATION FAN SMELLS WHEN RUNNING. R & R RT LOWER RECIRCULATION FAN IAW AMM 21-25-07 & FWD & AFT RECIRCULATION FANS IAW AMM 21-25-01. OPERATIONAL CHECK WITH NO ODORS NOTED. SEE ALSO AALA 20160523004 & AALA 20160523005.