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7 LF45/55 series Steering gear, general DIAGNOSTICS 1-9 SYMPTOM: STEERING WHEEL DOES NOT RETURN TO THE “STRAIGHT AHEAD” POSITION (OR ONLY VERY SLOWLY) Possible cause Remedy Tyre pressure of steerable wheels too low. Check the tyre pressure. Semi-trailer coupling insufficiently lubricated or Inspect/lubricate semi-trailer coupling. Misalignment of the steering column universal Check/adjust position of the universal joints in Axle load on front axle too low. Check axle load and adjust the load. Incorrect caster. Check caster. Tight universal joint or steering column bearing. Check universal joints and steering column Friction between mechanical parts of the steering Check mechanical parts of the steering gear. Steering box or steering bracket loose. Check attachments, retighten bolts. Tight swivel axle bearing. Check swivel axle bearing. Steering pump output too high. Check pump output. Pressure point set too tight. Check pressure point setting. Adjust pressure Excessive internal steering box resistance. Check internal steering box resistance. Internal defect in the steering box. Replace steering box. ᓻ 200322 1 |