As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UNABLE TO COOL CABIN. TEMP IN CABIN ABOVE 85 DEGREES. TRIED ALL CONFIGURATIONS. TRIM AIR OFF, STDBY COLD, ONE PACK AT A TIME, BOOSTING ENGINE BLEEDS, ALL NO HELP. [08-08-07] DURING PACK OPERATIONAL TEST FOUND LEFT PACK TEMP CONTROL VALVE FAULT ON BITE BOX. REPLACED PACK, NOW OPERATES NORMAL.