What was found
JFK - FLT 107 - EN ROUTE LHR-JFK - DURING CRUISE AT 32,000 FEET, STRONG ACRID SMELL ELECTRICAL/PLASTIC EMANATED FROM BUSINESS CLASS CABIN APPROX ROW 6 AND 7 SEATS. SEAT 7D AND G PIGTAILS WERE PULLED, PORTALS SHUT DOWN AT DOOR 1L, AND MAS SYSTEM SHUT DOWN. SMELLED DISSIPATED. REPLACED IV ASEB AND INSPECTED AREA. PRECAUTIONARY REPLACED HARNESSES. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)