As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB-OUT FROM JFK, THE LEFT ENGINE BLEED/BLEED LIGHT AND AURAL WARNING KEPT CYCLING. HAD THEM RESET C/B P11S11 FOR THE LEFT ENGINE BLEED CONTROL WHICH FIXED FOR A SHORT PERIOD AND THEN THE PROBLEM RETURNED. DUE TO PREV HISTORY, OPTED TO RETURN THE AIRCRAFT TO JFK AND SWAP EQUIP. FOUND NR 2 TERMINAL BROKEN OFF ON HPSOV VALVE AS PRECAUTION RE-TERMINATED ALL 3 TERMINALS ON VLV PER MM. RAN ENG, OPS NORMAL.