As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TYS, During a scheduled inspection the right APU fire extinguisher tube was found damaged. Maintenance removed and replaced the tube. I/A/W-EMB145MM-20-10-03 and 26-23-05. Repair procedures where satisfactory and the aircraft will be released upon complection of inspection.