As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CIRCUIT BREAKER P15 ON P11 PANEL FOR AUTO 1 CABIN ALTITUDE CONTROL TRIPPED, WOULD NOT RESET. FOUND BURNED WIRING ADJACENT TO OUT FLOW VALVE A/C MOTOR. REMOVED, REPAIRED AND/OR REPLACED DEFECTIVE WIRING AS NECESSARY PER ABX 767 WDM 21-31-31, 21-31-21, 21-31-11 AND BOEING STANDARD WIRING PRACTICES 20-10-11 CABIN PRESS SYS NR 1 CHECK GOOD ON GROUND PER ABX 767 AMM 21-31-00-5.