What was found
NUMBER 1 ENG OIL PRESSURE GAUGE WENT TO 0 BAR INDICATION, WITH NO CORRESPONDING WARNING LIGHT. RETURNED TO BASE. CLEANED PRESSURE TRANSDUCER CONNECTOR. OPERATIONS CHECKED NORMAL DURING GND RUN.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
NUMBER 1 ENG OIL PRESSURE GAUGE WENT TO 0 BAR INDICATION, WITH NO CORRESPONDING WARNING LIGHT. RETURNED TO BASE. CLEANED PRESSURE TRANSDUCER CONNECTOR. OPERATIONS CHECKED NORMAL DURING GND RUN.