What was found
PILOT REPORTED THE HEATER WAS INOPERATIVE. TROUBLESHOOTING FOUND THE HEATER FUEL PUMP HAD FAILED, AND THAT IT WAS PUMPING FUEL OUT AROUND THE PUMP SHAFT. (X)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PILOT REPORTED THE HEATER WAS INOPERATIVE. TROUBLESHOOTING FOUND THE HEATER FUEL PUMP HAD FAILED, AND THAT IT WAS PUMPING FUEL OUT AROUND THE PUMP SHAFT. (X)