As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PRESSURIZATION DUCT SPLIT IN FLIGHT CLIMBING THROUGH 2000 FT L25 R45. AT FL 350 L28 R44. AT FL 370 L28 R42. ACCOMP PNEUMATIC SYS T/S REF M/M 36 00 00 101 NR 1 ENG. FOUND THE CONT PRESS SENSE LINE FOR THE PRSOV/450 STAT BLOWN OUT. REPLACED CONT PRESS SENSE LINE, LEAK CHECK GOOD REF M/M 36 11 00 101. ALL OPS NORMAL REF M/M 36 11 00 700 801.