What was found
BOS - MAIN ENTRY EMERGENCY EXIT LIGHT WILL NOT TEST. REMOVED AND REPLACED EMERGENCY EXIT LIGHT ASSY. OPS CHECK GOOD ON GROUND. AIRCRAFT WAS RETURNED TO SERVICE. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
BOS - MAIN ENTRY EMERGENCY EXIT LIGHT WILL NOT TEST. REMOVED AND REPLACED EMERGENCY EXIT LIGHT ASSY. OPS CHECK GOOD ON GROUND. AIRCRAFT WAS RETURNED TO SERVICE. (M)