As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYSTEM, ON RAMP AT OGG-LEFT PACK OUT TEMP 19DEG/RT PACK OUT-2DEG. TEMP VALVE POSITION R/L 0.00 RAM INLET DOORS R/L 0.00. PREV ITEMS. UNABLE TO COOL A/C ON GND. FOUND HEAT EXCHANGER WATER SPRAY NOZZLE CLOGGED. REPLACED NOZZLE ASSY PER AMM 21-53-05-004-001. LK AND OPS CK GOOD, LEFT PACK OPS CKS GOOD.