As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LH MID SLAT TRACK 2-1 HAS ALL 4 RUB BLOCKS WORN BEYOND LIMITS. UNABLE TO ADJUST GAP ANY CLOSER THEN 0.010". (C-CHECK RO 9/30/2021) REMOVED AND REPLACED THE LH SLAT TRACK 1-2 ALL 4 RUB BLOCKS IAW CRJ-700 AMM 27-81-42-000-803-A01, 27-81-42-400-803-A01. OPERATIONAL TEST IS GOOD AT THIS TIME. REFERENCE THE CONTINUATION CARD FOR THE WORK PERFORMED.