What was found
ON PUSH BACK AND START ENG NR 2 OVERHEAT LIGHT ILLUMINATED AND WENT OUT. AFTER TEST, ALL CHECKED GOOD AND CONTINUED AFTER TAKEOFF. 8000FT LIGHT ILLUMINATED, RAN QRH LIGHT WENT OUT. RETURNED TO DEPARTURE, INSPECTED NR 2 ENG FOR PNEUMATIC LEAKS, NONE FOUND, CHECKED FIRE LOOPS RESISTANCE REF 26-11-00-730-801. TESTED SYS REF MM 26-11-00-730-802. CHECKED NORMAL. FOUND HARNESS D30420 DAMAGED, REMOVED AMP A & B LOOPS HARNESSES REF MM 26-11-02-401.