What was found
AFTER TAKEOFF FROM 43 DEGREE C LAS, R SIDE WINDOW OVERHEAT LIGHT CAME ON. RAN QRH PROCEDURE FOR 5 MINUTES AND OVERHEAT LIGHT STAYED EXTINGUISHED. - DESCENDING THROUGH 10,000 ' OVERHEAT LIGHT ILLUMINATED AGAIN. GROUNDED - YES. A/C CHECKED & RT NR 2 SLIDING WINDOW HEAT INOPERATIVE. PERFORMED INITIAL EVALUATION IAW FIM 30-41 TASK 811 R2 WINDOW BITE TEST PASSED HISTORY FAULTS FLAGGING WINDOW SENSOR, CONTINUES ON MEL. REMOVED AND REPLACED F/O'S SLIDING WINDOW IAW AMM 56-12-11-200-801. OPS CHECK GOOD.