What was found
AIRCRAFT RETURNED TO PLATFORM DURING ENGINE STARTING THE IRS NUMBER 1 BATTERY LIGHT CAME ON AND THE ND AND PDF LT INFORMATION DISAPPEARED. THE IRS NR 1 AND BATTERY INERTIAL WERE REPLACED IAW MM, ALL TESTS CORRECT.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT RETURNED TO PLATFORM DURING ENGINE STARTING THE IRS NUMBER 1 BATTERY LIGHT CAME ON AND THE ND AND PDF LT INFORMATION DISAPPEARED. THE IRS NR 1 AND BATTERY INERTIAL WERE REPLACED IAW MM, ALL TESTS CORRECT.