As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DUCT SPLIT IN CRUISE 23 RT, 43 LT. ACFT GROUNDED. ACCOMPLISHED NR 2 ENGINE BLEED AIR SYSTEM HEALTH CHECK REF T/C NG-36WC-00001. FOUND PRSOV CONTROL PRESSURE SENSE LINE LOOSE, TIGHTENED LINE AND LEAK CHECK GOOD. NO OTHER DEFECTS NOTED. ENGINE BLEED AIR CROSSOVER OPS TEST CHECKS GOOD REF AMM 36-11-00-710-801.