As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ACFT FWD VENT BLOWER ASSY REMOVED BEFORE SCHEDULED MAINTENANCE PERIOD. FUNT THAT RESISTOR(S) HAD GONE BAD DURING THE OPS CHECKS OF SAID ASSY. THE REMOVAL AND REPLACEMENT OF ASSY WAS THE END RESULT OF C/A. BLOWER ASSY RESISTOR(S) NEED TO BE UPGRADED OR MODIFIED TO BETTER RESISTOR(S) TO ENSURE CORRECT OPS EXPIRATION TIME IS REACHED.