What was found
AIRCRAFT RETURNED TO PLATFORM DUE TO, AFTER START ENGINES THE ILS & GLS LIGHTS TURNED ON IN THE IRS DISPLAY PANEL WHEN MASTER CAUTION PUSHED. PERFORMED THE FIM 34-31 TASK 801 PROCEDURE, NO CONFIRMING FAILURE, TESTED CORRECT.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT RETURNED TO PLATFORM DUE TO, AFTER START ENGINES THE ILS & GLS LIGHTS TURNED ON IN THE IRS DISPLAY PANEL WHEN MASTER CAUTION PUSHED. PERFORMED THE FIM 34-31 TASK 801 PROCEDURE, NO CONFIRMING FAILURE, TESTED CORRECT.