What was found
WINDOW HEAT OVERHEAT ANNUNCIATED ON FO SIDE WINDOW, RAN QRH WITH SWITCH OFF FOR 5 MINUTES-OVERHEAT ANNUNCIATED IMMEDIATELY WHEN SWITCH TURNED BACK ON. REPEAT WRITEUP - SEE PAGE 11773853. GROUNDED - YES. PERFORMED RIGHT SIDE WINDOW HEAT CONTROL UNIT BITE PROCEDURE REFERENCE FIM 30-41 TASK 801. WHCU LOGGED WINDOW SENSOR FAULT FOR THE LAST 9 LEGS. SWAPPED SENSOR TERMINAL FROM PRIMARY TO SPARE SENSOR REFERENCE WDM 30-41-11 AND FIM 30-41 TASK 811. PERFORMED RIGHT SIDE WINDOW HEAT SYSTEM OPERATIONAL TEST PER AMM 30-41-00-710-801. TEST PASSED. CLEARS MEL 30-11E.