As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
YVR FLIGHT NR 2450, NR 1 AC GENERATOR CAUTION LIGHT WOULD NOT RESET PER CHECKLIST. FERRIED TO PDX. REPLACED NR 1 AC GENERATOR IAW 24-21-00-400-801. ALSO, REPLACED TRANSFORMERS, BOTH GCU'S AND RELAYS 2421-K1 AND K2. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.