As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING PDC WALKAROUND FOUND NR 1 ENGINE IDG DELTA "P" INDICATOR EXTENDED. REPLACED NR 1 ENGINE IDG SCAVENGE AND CHARGE FILTER ELEMENT IAW ASAMM 24 11 41 400 801 AND INSPECTED THE FILTER ELEMENTS IAW ASAMM 24 11 41 200 801. FOUND NO VISUAL DEFECTS METAL PARTICLES OR DISCOLORED OIL. DRY RAN THE MOTOR NO LEAKS NOTED. OK FOR SERVICE.