As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 4887 - DURING CLIMB-OUT ON FLIGHT FROM OKC TO DFW, CREW RECEIVED RIGHT DUCT LEAK LIGHT. CREW FOLLWED CHECKLIST. CREW DECLARED AN EMERGENCY AND RETURNED TO OKC. MAINTENANCE INSPECTED RIGHT PACK AREA AND FOUND HEAT EXCHANGER BOOT LOOSE. MAINTENANCE RESECURED HEAT EXCHANGER BOOT. OPERATIONAL CHECKS WERE GOOD. AIRCRAFT RETURNED TO SERVICE. (M)