As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) PILOT REPORTED THAT THEY HAD NO INDICATION OR LOAD ON B-PHASE OF NR 2 PROPELLER DEICE SYSTEM. INSPECTION OF NR 2 PROPELLER FOUND THAT NR 4 BLADE HAD AN OPEN CIRCUIT IN HEATER MAT. BLADE REPLACED WITH SERVICEABLE GROUND RUNS CARRIED OUT AND FOUND SERVICEABLE AIRCRAFT RETURNED TO SERVICE.