Reasons for heavy steering failure of small loaders:

The oil inlet filter or tubing of the steering pump of a small loader is blocked, the gap between the steering column and the steering gear is small or no gap, the steering gear spool and the valve sleeve, the stator and the rotor are tightly matched with the monostable valve or the overflow pressure adjustment Low or stuck, low volumetric efficiency of steering pump

Remedy for heavy steering of small loaders:

Clean the filter element or replace the oil pipe, adjust the gap, replace the steering gear or clean and grind, adjust its pressure to the specified value, replace the oil pump