I am presuming that a tractor has similar steering components as my Land Rover. If so the possible faults are -
- Universal joint broken that connects steering column to steering box.
- Splines stripped on steering box input shaft.
- Splines stripped on steering box output shaft.
- Steering box internals worn.
Drag link disconnected from steering box output arm.
Drag link disconnected from wheel hub carrier.
The fault won’t be withAfter finding out that the power steering pump. If the pump was faultyis hydraulically driven, then the steering wheel wouldsome of my suggestions will not be difficult to turncorrect for your tractor. I will leave the answer here in case it is useful for others.