What was found
AFTER SELECTING PROP DE-ICE GOT MASTER CAUTION: BOTH NR 1 & NR 2 AC GEN CAUTIONS (AND ASSOCIATED LIGHTS). AC GEN CHECKLIST COMPLIED WITH BOTH GENS RESET & AC CAUTION LIGHTS EXTINGUISHED. DID NOT HAVE OPPORTUNITY TO USE PROP DE-ICE A SECOND TIME. R & R NR 1 BRUSH BLOCK ASSY IAW AMM TASK 30-61-00-000-801/400-801, R & R NR 1 TMCU IAW AMM TASK 30-61-06-000-801/400-801, R+R ISOLATOR CONTACTOR 3061-K1 IAW AMM TASK 30-61-16-000-802/400-802. PERFORMED AN OPS TEST OF THE AC VARIABLE FREQUENCY GENERATION SYS IAW AMM TASK 24-21-00-710-801. ALL TESTED GOOD. NO OTHER DEFECTS NOTED. RETURNED TO SERVICE.