What was found
AIRCRAFT WAS NOT GROUNDED: UPON PS CHK FOUND EPSU AT THE LEFT FORWARD PASSENGER/CREW DOOR FAULT. MAINTENANCE REPLACED EPSU BATTERY IAW AMM 33-51-38.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS NOT GROUNDED: UPON PS CHK FOUND EPSU AT THE LEFT FORWARD PASSENGER/CREW DOOR FAULT. MAINTENANCE REPLACED EPSU BATTERY IAW AMM 33-51-38.