What was found
EPSU UNIT AFT L MESSAGE DISPLAYED AFTER EMERGENCY LIGHT CHECK. *S/D* EPSU FAILED. REPLACED EPSU, OPS CHECKED NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EPSU UNIT AFT L MESSAGE DISPLAYED AFTER EMERGENCY LIGHT CHECK. *S/D* EPSU FAILED. REPLACED EPSU, OPS CHECKED NORMAL.