As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
R PACK HI PRESS CAUTION AT 10000. WHEN IT FAULTED, L PACK HI TEMP CAUTION CAME ON. (FLIGHT 5291 FILED CLOSED)TROUBLESHOT PER CRJ 200 FIM 21-50-00. REMOVED AND REPLACED PRESSURE REGULATING SOV REF CRJ 200 AMM 21-51-43. OPERATIONAL TEST GOOD AT THIS TIME.PLEASE REFERENCE AML 1302241 FOR L PACK HI TEMP CAUTION MESSAGE TROUBLESHOOTING AND REMOVAL REPLACEMENT OF LEFT TEMPERATURE CONTROLLER.