What was found
PILOT REPORTED MAIN CARGO DOOR LIGHT CAME ON AND CABIN PRESS DUMPED, RETURNED TO DEPARTURE AIRPORT FOR MAINTENANCE. MAINTENANCE ADJUSTED SWITCH AND OPS CHECKED AIRCRAFT AND SYSTEM, RETURNED AIRCRAFT TO SERVICE. (CLOSED)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PILOT REPORTED MAIN CARGO DOOR LIGHT CAME ON AND CABIN PRESS DUMPED, RETURNED TO DEPARTURE AIRPORT FOR MAINTENANCE. MAINTENANCE ADJUSTED SWITCH AND OPS CHECKED AIRCRAFT AND SYSTEM, RETURNED AIRCRAFT TO SERVICE. (CLOSED)