What was found
AIR TURNBACK, A/C HAD NO INDICATION OF CABIN PRESS AFTER TAKEOFF. FOUND QUICK DISCONNECT NOT CONNECTED ON BACK OF DIFFERENTIAL PRESSURE GAUGE. SECURED CONNECTION PER MM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIR TURNBACK, A/C HAD NO INDICATION OF CABIN PRESS AFTER TAKEOFF. FOUND QUICK DISCONNECT NOT CONNECTED ON BACK OF DIFFERENTIAL PRESSURE GAUGE. SECURED CONNECTION PER MM.