As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INFLIGHT SAN TO STL. DURING CLIMB TAIL COMPARTMENT HIGH TEMPERATURE LIGHT ILLUMINATED. LANDED LAX WITHOUT INCIDENT. FOUND RIGHT PACK AIR CYCLE MACHINE HAS A ONE INCH DIAMETER HOLE AT THE FORWARD SIDE. TEMPERATURE TABS DID NOT INDICATE AN OVER TEMPERATURE HAD OCCURRED. REPLACED RIGHT AIR CYCLE MACHINE.