As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT DUCT LEAK LIGHT INFLIGHT CLIMBING THRU FL210. CHECKED ALL DUCTS FROM RT ENGINE TO THE RT ISOL VALVE. REPLACED WHEEL WELL OVHT ECS DUCT LEAK DETECTION SYS CONTROL CARD. RAN ENGINES AT IDLE FOR 30 MINUTES, T/O POWER FOR 10 MINUTES AND 15 MINUTES AT CLIMB POWER. NO TROUBLE NOTED.