What was found
DURING HEAVY MAINTENANCE: EMERGENCY LIGHT BATTERY PACK #5 FAILED OPERATIONAL CHECK; REF EAMS WO H9782, NR00001 REPLACED LIGHT BATTERY PACK #5 PER E190 AMM 33-50-01-400-801-A. OPS TEST REF AMM 33-50-00- 710-801-A. TEST PASSED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY MAINTENANCE: EMERGENCY LIGHT BATTERY PACK #5 FAILED OPERATIONAL CHECK; REF EAMS WO H9782, NR00001 REPLACED LIGHT BATTERY PACK #5 PER E190 AMM 33-50-01-400-801-A. OPS TEST REF AMM 33-50-00- 710-801-A. TEST PASSED.