What was found
EMERGENCY BATTERY PACK M738 FAILS DEEP CYCLE. REMOVED AND REPLACED M738 EMERGENCY BATTERY PACK OPS CK GOOD IAW B767 MM33-51-07 .
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EMERGENCY BATTERY PACK M738 FAILS DEEP CYCLE. REMOVED AND REPLACED M738 EMERGENCY BATTERY PACK OPS CK GOOD IAW B767 MM33-51-07 .