As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FAN RETURNED TO MFG FOR OVERHAUL. WHEN FAN WAS TESTED, IT FAILED THE MINIMUM RPM REQUIREMENTS, WHEN IT WAS DISASSEMBLED, IT WAS DISCOVERED THAT THIS OVERHAULED UNIT HAS NOT BEEN OVERHAULED IAW THE MM. THE ARMATURE IS NOT OF DAE DESIGN. OVERHAUL MANUAL DOES NOT ALLOW FOR THE REWINDING OF THE ARMATURE OR THE REPLACEMENT OF PARTS OTHER THAN LISTED.