As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE:ETOP ATB - DUCT LEAK LIGHT ILLUM. EICAS MSG: LEFT BLEED DUCT LEAK DISPLAYED. FUEL DUMPED. REPLACED M691 CONTROL CARD PER MM 26-10-01-4. REPLACED S236 THERMAL SWITCH PER MM 26-18-01-4. REMOVED AND REPLACED S237 THERMAL SWITCH PER MM 26-18-01-4.