As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
T/R UNIT LIGHT ILLUMINATED. A/C ON APU GEN POWER. ACFT GROUNDED. GATE POWER AT C-18 HAS BEEN REPORTED TO BE BAD. AIRPORT HAS BEEN NOTIFIED. FOUND TR 1, TR2 AND TR3 C/B'S OPEN ON P-91 AND P-92 PANEL. ACCOMPLISHED C/B RESET PROCEDURE REF AMM 20-60-01. NO DEFECTS NOTED. OPS AND GROUND VERIFICATION TEST NORMAL REF AMM TASK 24-32-11-400.