What was found
PIA - FLT 7121 - ELECTRIC SMOKE WARNING IN AIR, RETURNED TO PIA AND EVACUATED AIRCRAFT. AIRCRAFT FERRY FLIGHT TO STL. MAINTENANCE REPLACED DEFECTIVE CLAMP ON PACK VALVE, OPERATIONAL CHECK OF SYSTEM GOOD. (X)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PIA - FLT 7121 - ELECTRIC SMOKE WARNING IN AIR, RETURNED TO PIA AND EVACUATED AIRCRAFT. AIRCRAFT FERRY FLIGHT TO STL. MAINTENANCE REPLACED DEFECTIVE CLAMP ON PACK VALVE, OPERATIONAL CHECK OF SYSTEM GOOD. (X)