As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIR CONDITIONING VALVES RIGHT BREAKER TRIPPED REF SSM 36-11-11-103 SH. 2 AIR CONDITIONING BLEED AIR VALVES RIGHT C.B. B7 ON P6-4 PNL PROVIDES POWER TO ENG 2 BLEED AIR REGULATOR M1180. RESET C.B. & WITH RIGHT ENG RUNNING CYCLED #2 ENG BLEED AIR SWITCH, CIRCUIT BREAKER REMAINED CLOSED. SUSPECT FAULTY BLD AIR REG M1180 REMOVE AND REPLACED BLEED AIR REGULATOR IAW AMM 36-11-03. LEAK CHECK GOOD. OPS CHECK GOOD.