As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 3 ENGINE PNEUMATIC PRESSURE GAUGE INDICATING 40 PSI W/PNEUMATIC SUPPLY SWITCH IN THE OFF POSITION. REPAIRED BROKEN WIRE AT ELECTRICAL CONNECTOR ON NR 3 ENGINE PNEUMATIC PRESSURE REGULATOR VALVE IN ACCORDANCE WITH DC10 M/M 36-12-01 AND OPERATIONAL CHECK FOUND NORMAL IN ACCORDANCE WITH DC10 M/M 36-12-01.