As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RT PAC IS CAUSING CABIN SMOKE. TEMP IS OVER 200 DEGREES. PAC IS CAUSING CABIN SMOKE IN BOTH THE "ON" AND "OFF" POSITION. FOUND OIL LEAKING FROM AIR CYCLE MACHINE. REPLACED CABIN AIR CYCLE MACHINE AND CABIN WATER SEPRATOR BAG IAW AMM 21-51-00. OPS CHECKS GOOD PER AMM 21-51-00.