What was found
PILOT REPORT: AFTER TAKEOFF, DURING INITIAL CLIMB THE TAIL COMPARTMENT TEMPERATURE HIGH ANNUNCIATION CAME ON WITH RESPECTIVE CHECK LIST PERFORMED, NO HELP ON THE LT SIDE PROCEDURE, AFTER THAT, BOTH THROTTLES REDUCED FOR DESCENT THEN LIGHT WENT OFF. IAW AMM 21-10-00 /201 BOTH AIR CONDITION WERE INSPECTION CHECK, WAS FOUND LEAK FOR THERMOSTAT PENEUMATIC LT PACK AND LINE BROKEN IN FLOW CONTROL VALVE RT+, WERE REPLACED THERMOSTAT AND FLOW CONTROL VALVE, TEST WITH GROUND PENEUMATIC , SATISFACTORY.