As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS- A/C PACK NR 2 REGULATOR FAULT DURING CLIMB THROUGH 14,000 FT. CABIN CREW STATED TEMP TOO WARM. REMOVED AND REPLACED THE A/C PACK FLOW CONTROL VALVE IAW AMM 21-51-51-400-001-A AND 21-51-51-000-001-A. OPS AND LEAK CHECKED GOOD. OK TO CONTINUE.