As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT#1082, RIC-BOS. (AIRCRAFT PERFORMED AN AIR TURN BACK TO RIC) 'BLEED (1) ONE FAIL ON CLIMBOUT; REMOVED AND REPLACED #1 NAPRSOV IN REF AMM 36-11-03. OPS CHECK GOOD AND FOUND HP CHECK VALVE MISALIGNED KEY. REINSTALLED IN THE RIGHT POSITION AND LEAK-CHECK THE LINES AND CLAMPS. ALL OPS CHECKS GOOD WITH NO FURTHER FAULTS NOTED, OK FOR SVC.'