As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE R/H VERTICAL STABILIZER BUSHING WAS SCORED AT HORIZONTAL STABILIZER PIVOT POINT.REMOVED THE SCORED BUSHING. MACHINED FLANGE OF NEW BUSHING P/N 600-21061-7S/B I/A/W WVAC EO 601R-55-2952.INSTALLED THE NEW BUSHING I/A/W CRJ AMM 20-26-00-910-803. REAMED THE BUSHING TO TOLERANCE I/A/W DRG 600-21029.