What was found
NR 3 ENGINE HUNG START AT FL 25.0 AND DESCENDED TO 10000 FT STILL WOULD NOT ACCELERATE; SHUT DOWN ENGINE. IDLE READINGS: ENGINE 1 N1 38 PERCENT; EGT 362; N2 71.1 PERCENT, ENGINE 2 N1 39 PERCENT; EGT 362; N2 72.6 - ENGINE 3 N1 29 PERCENT; EGT 372; N2 50.5 PERCENT. REMOVED AND REPLACED THE NR 3 ENGINE MEC REF AMM 73-20-01-2. REPAIRED A BROKEN WIRE ON PLUG PL-8079 REF AMM 20-30-02-2. PERFORMED FLT IDLE ADJUSTMENT REF AMM 71-00-00-5. PERFORMED ENGINE RUN; LEAK AND BOPS CHECK GOOD.