What was found
NR 2 ENGINE 'ENG EEC C1' MESSAGE APPEARED ON EICAS. ENGINE OPERATION NORMAL. CHECKED ALL CONNECTOR FOR SECURITY AND BROKEN OR PUSHED PINS. NONE FOUND. NEEDS FURTHER TROUBLESHOOTING. MSG IS 352-15 REF 71-PIMU MSG INDEX PGS 60Q-R. PMA RPLD ON 08MAY. CK'D INSIDE PMA STATOR FOR UNUSUAL WEAR (WOBBLE OF MAGNET ON PMA ROTOR SHAFT). REPLACED NR 2 PMA, FOUND LWR O/B CONNECTOR INSULATOR BROKEN. RAN ENG AT IDLE 5 MIN, NO FAULTS. NOTE - ROTOR OK.