What was found
PDX FLIGHT NR 2163, RUDDER PRESSURE CAUTION ILLUMINATED BELOW 140 KTS. MAINTENANCE CLEANED CONTAMINATION FROM DUAL PRESSURE REGULATOR PRESSURE SWITCHES. OPERATIONAL CHECK GOOD. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PDX FLIGHT NR 2163, RUDDER PRESSURE CAUTION ILLUMINATED BELOW 140 KTS. MAINTENANCE CLEANED CONTAMINATION FROM DUAL PRESSURE REGULATOR PRESSURE SWITCHES. OPERATIONAL CHECK GOOD. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.