As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RT PROP HEAT CAUTION LIGHT ILLUMINATES 40 SECONDS IN NORMAL AND 10 SECONDS IN MAX. AIR RETURN TO MSP. MAINTENANCE CLEANED BRUSH BLOCK, RAN AC OPS CK GOOD. MAINTENANCE FOUND PROP DE-ICE LEADS AT PROP BLADES 1 AND 3 TO HAVE OPEN LEADS. REPLACED DE-ICE LEADS PN 660714263 AS PER SAAB AMM RAN AC FOR 15 MIN, OPS CHECKS GOOD.