What was found
DURING EMERGENCY LIGHT TEST 3 BATTERY PACKS FAILED, REPLACED M1673, M1674 AND M1694 BATTERY PACKS AND TESTS OK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING EMERGENCY LIGHT TEST 3 BATTERY PACKS FAILED, REPLACED M1673, M1674 AND M1694 BATTERY PACKS AND TESTS OK.