B737-700
Flight Crew Air Transport Pilot (ATP)
Training / Qualification
Aircraft Equipment Problem Critical
Flight Crew Returned To Departure Airport; Flight Crew Landed As Precaution; General Maintenance Action
Aircraft
Returned to [the departure airport] after N1 abnormal indications on departure. After maintenance ran a check it was determined that a T12 malfunction was the cause of the abnormal indications. An overweight landing was logged at 129;000 LBS and a VSI sink of 50 FPM.
After a B737-700 returned to land because of an abnormal N1 indication on takeoff; maintenance found a T12 inlet temperature probe fault.