What was found
AIRCRAFT LANDED BACK IN SDF AFTER TAKEOFF DUE TO PRESSURIZATION PROBLEM. REMOVED AND REPLACED 17G2 MICROSWITCH. OPS CHECKED GOOD. (X)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT LANDED BACK IN SDF AFTER TAKEOFF DUE TO PRESSURIZATION PROBLEM. REMOVED AND REPLACED 17G2 MICROSWITCH. OPS CHECKED GOOD. (X)