As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 PACK OUTPUT WENT TO 60 DEG C. TURNED PACK OFF REPEAT MRM. FLT DECK INPUT AIR TEMP AT 125.. FLT DECK TEMP 100, FWD CABIN TEMP 80. COCKPIT TEMP WENT TO 132F UNCONTROLLABLE WITH NR 1 PACK ON. ACCOMPLISHED MT 21-015. OPS CHECKED GOOD.