As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT "BLEED TRIP OFF" LIGHT CAME ON AT 41,000FT. RESET LIGHT AND LIGHT WENT OUT, LIGHT CAME BACK ON SHORTLY AFTER RESET. ON T/S FOUND PRSOV SLUGGISH AND WOULD NOT RETURN, CLOSED DURING WRENCH CHECK AND APU AIR CHECK. REPLACED PRSOV IAW MM REF 36 11 04 000 801 AND 36 11 04 400 801. OPS CHECK NORMAL DURING WRENCH CHECK AND APU AIR CHECK.