What was found
CREW NOTICED THE ODOR OF BURNED PLASTIC IN THE CABIN AND COCKPIT AFTER SELECTING THE BOOST FAN TO THE ON POSITION WHILE THE ACFT WAS ON-GROUND. THE LEAD MECHANIC DISCOVERED THAT THE BOOST FAN HAD BEEN RUBBING ON THE FAN HOUSING.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CREW NOTICED THE ODOR OF BURNED PLASTIC IN THE CABIN AND COCKPIT AFTER SELECTING THE BOOST FAN TO THE ON POSITION WHILE THE ACFT WAS ON-GROUND. THE LEAD MECHANIC DISCOVERED THAT THE BOOST FAN HAD BEEN RUBBING ON THE FAN HOUSING.