What was found
TAIL COMPARTMENT TEMP HIGH LIGHT ILLUMINATED AFTER TAKEOFF OUT OF LAX. INSPECTED TAIL COMPARTMENT, FOUND THE LEFT HAND SENSOR OFF AND THE DUCT TO CHECK VALVE CLOGGED WITH DEBRIS. SECURED THE LEFT HAND SENSOR AND CLEANED DUCT. OPS CHECKED, ALL PARAMETERS NORMAL PER ENGINE RUN AND MM 36-20-02.