As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APU FUEL VALVE CLOSED LIGHT OVERHEATED. BULB WAS BRIGHTER THAN NORMAL. LENS COVER SMOKED & MELTED OFF. REMOVED FIRE PROTECTION PANEL ASSY IN COCKPIT CENTER OVERHEAD IAW AMM 26-00-01-000-801. INSTALLED SERVICEABLE FIRE PROTECTION PANEL ASSY IAW AMM 26-00-01-400-801. NO DEFECTS NOTED ON OPS CHECKS. RETURNED TO SERVICE.