What was found
FLIGHT 3238. ON CLIMBOUT, DETECTED A STRONG POSSIBLE ELECTRICAL ODOR FOR A FEW MINUTES AND UNABLE TO DETERMINE SOURCE, NO ASSOCATED CAUTIONS OR WARNING BETWEEN FL200-260. AIRCRAFT REMOVED FROM SERIVCE. FOUND CABIN RECIRCULATION FAN INOPERATIVE AND CEASED OPERATION. PERFORMED OPS CHECK OF CABIN RECIRCULATION FAN IAW AMM 21-24-01-440-801 AND FOUND IT GOOD. PERFORMED REACTIVATION PROCEDURE FOR RECIRC. FAN. AIRCRAFT RETURNED TO SERVICE.