As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LAX INFLIGHT SAN-JFK CREW REPORTED CABIN CONTROL TEMPERATURE OVERHEATED. EMERGENCY DECLARED, FLIGHT DIVERTED LAX, LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. FOUND TWO SENSE LINES LOOSE & ONE NOT CONNECTED TO STANDBY TEMPERATURE CONTROL VALVE. RETORQUED ALL SENSE LINES. SYSTEM GROUND CHECKED NORMAL OPERATION CLOSED.