As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLIMBING THROUGH FL 230 NR 1 COWL ANTI-ICE LIGHT ILLUMINATED PERFORMED QRH NR 1 ENG IDLE, LIGHT REMAINED ILLUMINATED. GROUNDED - YES. REMOVED & REPLACED NR 1 ENG COWL TAI VALVE REF AMM 30-21-11, LEAK & OPS CHECK GOOD. GROUND VERIFICATION SUCCESSFUL.