What was found
DURING HEAVY MAINTENANCE: DON'T PASS OPERATIONAL TEST EPSU-EMERGENCY POWER SUPPLY UNIT 12WL IN PASSENGER CABIN; REF AEROMAN WO 2022-284/1 NR 2022-443593. REMOVED AND REPLACED EPSU-EMERGENCY POWER SUPPLY UNIT 12WL IN PASSENGER CABIN IAW AMM 33-51-38-000-001-A AND AMM 33-51-38-400-001-A. PERFORMED OPERATIONAL TEST. TEST IS OK IAW AMM 33-51-00-710-001-A. TOOL USED BONDING METER P/N: T477W S/N: 2484 DUE DATE: MAY/02/2023. DONE BY M. CRUZ 8623112. CHECKED BY L. TOBAR 8614412.