As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON PREFLIGHT F/O FWD WINDSCREEN R1 "OVERHEAT" LIGHT IS ILLUMINATED FOLLOWED QRH PROCEDURE. GROUNDED - YES. ACCOMPLISHED FIM 31-41 TASK 801 WHCU BITE FWD RIGHT WINDOW NO CURRENT FAULTS. ACCOMPLISHED OPS CK OF WINDOW HEAT SYS AMM 30-41-00 ALL GND TESTS PASS.