As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLE - FLT 3216 - CREW REPORTED THE LEFT BETA LIGHT WOULD NOT WORK WITH THE POWER LEVER BELOW FLIGHT IDLE, AIRCRAFT RETURNED TO GATE. MAINTENANCE REMOVED AND REPLACED THE LEFT ENGINE PROPELLER CONTROL UNIT IAW EMB-120 MM 61-21-00, OPERATIONAL AND LEAK CHECKS WERE SATISFACTORY. AIRCRAFT RELEASED FOR SERVICE. (M)