As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEA FLIGHT NR 2255 - LEFT WINDSHIELD HOT CAUTION ILLUMINATED WHEN NORM SELECTED. FOLLOWING PROCEDURES AND WARM UP SELECTED CAUTION EXTINGUISHED. MAINTENANCE COMPLIED WITH OPERATIONAL CHECK OF THE CAPTAINS AND FIRST OFFICER WINDSHIELD HEATING SYSTEM IAW DHC-8-200 AMM TASK 30-41-00-710-801. OPERATIONAL CHECK GOOD. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.