What was found
DURING ACCOMPLISHMENT OF WORK CARD 5403 EMERGENCY POWER SUPPLY AB5-4 FAILED TO TEST. REMOVED AND REPLACED POWER SUPPLY BATTERY PACK IAW AMM 33-60-98. OPERATIONAL TEST NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING ACCOMPLISHMENT OF WORK CARD 5403 EMERGENCY POWER SUPPLY AB5-4 FAILED TO TEST. REMOVED AND REPLACED POWER SUPPLY BATTERY PACK IAW AMM 33-60-98. OPERATIONAL TEST NORMAL.