As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FT # 490, MCO-JFK. RETURNED TO FIELD. BLEED 1 LEAK MSG CLIMBING THROUGH 17,000 FT. BLEED 2 WAS ALREADY ON MEL; FOUND # 1 ENG PRECOOLER OUTLET SEAL LEAKING SEE LG PAGE 2739138 ITEM # 1 FOR CORRECTIVE ACTION. REMOVED #1 ENG PRECOOLER OUTLET & SKIRT AND PRECOOLER OUTLET SEAL. INSTALLED ENG-1 PRECOOLER SEAL IAW 36-11-08. ACCOMPLISHED PERMANENT REPAIR IN ACCORDING WITH JB EC E20-060-01. LEAK AND OPS CK GOOD.