As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BOTTOM LT CIRCUIT BREAKER ON THE SCREEN OVERHEAT TEST PANEL POPPED ALONG WITH BURNING SMELL. REMOVED LT WINDSCREEN FILTER AND REPLACED WITH NEW UNIT. R & R TERMINAL BLOCK PKA. PERFORMED WINDSCREEN OVERHEAT OPS CHECK OPS CEHCK GOOD. WORK IAW MM 30-41-00. TERMINAL BLOCK PN: 72441-225-0AV2.