As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT PACK FAULT STATUS DURING TAKEOFF ROLL. REMOVED AND REPLACED LEFT PACK DISCHARGE TEMP SENSOR IAW CRJ 700 AMM 21-51-22-000/400-801-A01 SENSOR CHECKED GOOD ON BOTH CHANNELS. REMOVED AND REPLACED NO. 1 ACSC IAW CRJ 700 AMM 21-61-04-000/400-801-A01. COMPLIED WITH OPS CHECK OF TEMP CONTROL SYSTEM IAW CRJ 700 AMM 21-60-00-710-801-A01 LEFT PACK AND TEMP SYSTEM OPS CHECKS GOOD AT THIS TIME.