As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE COCKPIT PAC TEMPERATURE IS UNCONTROLLABLE IN BOTH MANUAL AND AUTO MODES. IT GOES TO FULL HOT TEMPERATURE AND PRODUCES A FOUL OILY ODOR IN THE CABIN. DIVERTED. [SUP 4-19-07] REMOVED & REPLACED ACM, HOUSING & ASPIRATOR IAW HAMILTON SUNSTRAND CMM 21-50-03 & 750 M/M 21-51-00. OPS CHECK GOOD.