As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER PUSH BACK RIGHT FWD WINDOW HEAT LIGHT COME ON. RESET PER QRH, NO FIX. GROUNDED - YES. RT FRONT WHCU BITE SHOWS WINDOW SENSOR FAULT AND FAULT HIST LOG MULTIPLE SENSOR FAULTS. REF B737-800 FIM 30-41 TASK 812 AND B737-800 AMM TASK 30-41-21-760-801, VERIFIED BOTH SENSORS READING OPEN AT D1048A PIN 13 AND 26 (B737-800 WDM 30-41-12). REMOVED AND REPLACED R1 WINDOW REF AMM 56-11-11/401. LEAK CHECK GOOD, NO LEAKS DETECTED. OPS TEST OF WINDOW HEAT IS GOOD.