What was found
AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO DFW DUE TO ENGINE #1 OVERHEAT LIGHT ILLUMINATED ON INITIAL CLIMB. THE AIRCRAFT LANDED SAFELY AT DFW WITHOUT FURTHER INCIDENT. **SUPPLEMENTAL REPORT FOR AALA202308214097: MAINTENANCE REPLACED #1 ENGINE UPPER FAN FIRE/OVERHEAT DETECTOR ASSEMBLY M1757 (AALA202308214097), LOWER FAN DETECTOR ASSEMBLY M1758 (AALA202308221262), LEFT CORE DETECTOR ASSEMBLY M1759 (AALA202308221394), RIGHT CORE DETECTOR ASSEMBLY M1760 (AALA202308220767) PER AMM 26-11-01.** (CLOSED)