As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER LIFT OFF LEFT WINDOW HEAT MESSAGE CAME ON. RETURNED TO SLC. REMOVED AND REPLACED WINDSHIELD TEMPERATURE CONTROLLER (P/N 16591) (S/N 520) OFF, (S/N 418) ON, OPS CHECK GOOD IAW MM 304101. SW 301 AND 418 WERE SWAPPED FOR TROUBLESHOOTING WINDSHIELD CONTROLLER (S/N 418) WINDOW CONTROLLER OPERATIONAL CHECKS WERE GOOD.