As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX FLIGHT NR 2147 ON TAXI OUT F/O NOTED AC LOAD OF .35 ON PHASE A WITH NR 2 PROP OUT OF FEATHER AND NR 1 PROP IN FEATHER. TURNED WINDSHIELD HEAT OFF AND NOTED AC LOAD ON PHASE A DROPPED TO .33, BUT PHASE C LOAD WAS AT .36. MAINTENANCE REPLACED THE NR 1 AC GENERATOR IAW AMM TASK 24-21-00-000-801 AND 24-21-00-400-801. OPERATIONAL CHECK GOOD, AIRCRAFT RETURNED TO SERVICE.