What was found
FLT#935, JFK-PAP. (AIRCRAFT PERFORMED AN AIR TURN BACK TO JFK) ' AIR ENGINE ONE BLEED ABNORMAL PRESSURE ON CLIMBOUT; REF L/P 3362468, ITEM #1 (REMOVED AND REPLACED ENGINE #1 PRSOV PER AMM 36-11-52, LEAK CHECK REQUIRED. SEE ITEM BELOW FOR CORRECTIVE ACTION.) REMOVED AND REPLACED #1 ENG PRV PERFORMED HIGH POWER RUN IAW AMM 72-00-00. BLEED PRESSURE STABLE AT 46PSI, NO FAULTS NOTED. OK FOR CONTINUED SERVICE.'