As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PACK 2 OVERHEAT WHEN INITIALLY SELECTED ON. INSPECTED ACFT FOR SMOKE & ODOR. PACK 2 OVERHEAT MESSAGE CLEARED INITIALLY BUT, RETURNED WHEN RUNNING PACKS. OVERHEAT MESSAGE CLEARED AND PLACED NR 2 PACK ON MEL 2152Z DUE TO REPEAT MESSAGE. PERFORMED LEAK AND OPS TEST OF THE COCKPIT AND CABIN TEMPERATURE CONTROL IAW AMM 21-52-21-400-001-A. BOTH TESTS PASSED. CLOSED ACCESS PANEL 192KB. MEL INOP STICKER REMOVED.