What was found
R2 WINDOW OVERHEAT LIGHT ILLUMINATED DURING CLIMB. FOLLOWED QRH PROCEDURE. LIGHT EXTINGUISHED FOR APPROXIMATELY 5 MINUTES THEN ILLUMINATED AGAIN. TURNED SWITCH OFF FOR REMAINDER OF FLIGHT. GROUNDED-YES. ACCOMPLISHED RT SIDE WINDOW HEAT CONTROL BITE. SENSOR FAULT ALL 10 PREVIOUS FLIGHT LEGS AND SENSOR ALREADY MOVED TO SECONDARY. REPLACED RT NR 2 WINDOW, REF B737-900 AMM 56-12-11. ACCOMPLISHED NR 2 WINDOW ADJUSTMENT, REF AMM 56-12-11-820-801. ALL MEASUREMENTS WITHIN LIMITS. ACCOMPLISHED NR 2 WINDOW HEAT OPERATIONAL TEST, TEST NORMAL. ACCOMPLISHED CABIN PRESSURE LEAK TEST, REF AMM 05-51-91-790-801. NO LEAKS NOTED.