What was found
WHILE PERFORMING EMERGENCY LIGHT TEST FAULTED BATTERY PACK EPSU (16WL), REPLACED BATTERY AND TESTS OK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE PERFORMING EMERGENCY LIGHT TEST FAULTED BATTERY PACK EPSU (16WL), REPLACED BATTERY AND TESTS OK.