So if it is not a simple switch item, like mentioned earlier, it could get time consuming to track down.Symptom: Mid-PTO Problems
Mid-PTO problem or complaint1. Will PTO engage?
Yes: Go to next step.
No: Check engagement solenoid circuit. See Electrical section.
No: PTO switch not working.
No: PTO lube reduction valve orifice plugged.
No: Engagement valve installed incorrectly.
No: PTO pressure control valve faulty.
No: PTO clutch piston leaking, input shaft seal leaking or clutch disk worn.
No: Low charge pump output.
No: PTO shaft, gear or bearing failure