What was found
AFTER T/O, THE NR 1 CSD RISE TEMP WAS PEGGED OFF SCALE HIGH. THEN NOTICED NR 1 CSD LO PRESS LIGHT FLICK EVERY 5-15 SEC. NR 1 GEN OUTPUT NORM BUSSES WERE IN PARALLEL OPER. THEN NR 1 ENG ROLL BK AND BEGAN TO SURGE. DISCONNECTED NR 1 CSD JUST AS WE BEGAN TO RUN THE LO PRESS CSD LIGHT CK LIST THE NR 1 ENG BEGAN TO ROLL BK AND SURGE FOLLOW BY NR 3 ENG ROLL BK AND SURG, WENT TO TANK TO ENG AND ALL PUMPS ON. THROT NR 1 AND 3 RETARD AND EMER DESCENT BEGAN NR 3 STAB AT IDLE. REINSTALL B/S PLUG AND IGN PLUG. FUEL FILTERS REMOVED AND INSP. REMOVED AND REPLACED NR 1 AND 3 MAIN FUEL PUMPS PER PWA M/M 73-11-1 PG 401. OPS AND LK CK OF 1 AND 3 ENG GOOD.