Is the heavy direction of Tianlong truck a problem with the hydraulic cylinder

No, there are mainly the following kinds

(1) The inside of the oil cup is too dirty, the filter screen is blocked or the oil level in the oil cup is low. (2) There is a lot of air in the power steering system. (3) There is a foreign body in the steering system, which causes the flow control valve of the steering pump to be stuck. (4) Insufficient tire pressure, interference of pump steering column, loose connection, loose pump belt, pump slipping or loose installation position. (5) The bolts at each joint of the tubing are loose, which leads to the leakage of steering fluid. (6) The steering gear piston cylinder is excessively worn, the oil seal is poor, and the control valve is stuck or damaged.