What was found
PILOT DEPARTED RUNWAY AND DURING CLIMB-OUT HAD SMOKE ENTERING CABIN. HE RETURNED TO AIRPORT AND MADE A SAFE LANDING. AFTER INVESTIGATION, FOUND AIR CONDITIONER BELT BURNED AND WAS A CAUSE OF THE COMPRESSOR LOCKING UP. SERVICED WITH FREON, OPS CHECKED, TEST FLOWN, CHECKED OK. A NEW BELT, PN ES200333, WAS ALSO INSTALLED. ALL TIMES ARE AIRCRAFT HOURS NOT ACTUAL TIME ON COMPONENT. (X)