What was found
AIRCRAFT WAS GROUNDED: MAINTENANCE FOUND THE EPSU 15WL BATTERY INOP. REPLACED THE EPSU 15WL BATTERY IAW AMM 33-51-38. OPS TEST GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS GROUNDED: MAINTENANCE FOUND THE EPSU 15WL BATTERY INOP. REPLACED THE EPSU 15WL BATTERY IAW AMM 33-51-38. OPS TEST GOOD.