As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 0184 -ATB- RETURNED TO ATL DUE TO EQUP COOLING ISSUES. CORRECTIVE ACTION: CLEANED SENSORS, REPLACED LOW FLOW SENSOR. EQ COOLING VALVES CHECK GOOD PER FIM. STILL TROUBLESHOOTING. DUE OVERWEIGHT LANDING INSP. REPLACED EQUIP COOLING DIFF PRESS SWITCH. ALL VALVES OPS CHECK GOOD. (5571786)