CHAIN A 0548973 - Caterpillar

Steering Time - Check
SMCS Code: 4300-531-D71. Move the machine to a location that is smooth, level, and hard. The location should also be dry and free of debris.
Steering Frame Lock Pin in the STORED Position
(1) Steering frame lock pin.2. Move steering frame lock pin (1) to the STORED position.To check the steering time, put the machine on a dry, hard surface. With the engine at high idle, the time for a full turn, from stop to stop, must not be more than 3.0 0.2 seconds.With the service brakes off, the difference between the time for a right turn and the time for a left turn must not be more than 0.3 second. With the service brakes engaged, the time must not increase by more than 0.2 second.The difference between the times for a full right turn and a full left turn with the service brakes off must not be more than 0.3 second. If the steering time is out of specification, refer to the following reference.Reference: For additional information on adjusting the steering time, refer to Systems Operation, Testing and Adjusting, "Steering Control Valve - Adjust" for the machine that is being serviced.Steering Control Valve - Adjust
SMCS Code: 4307-025 Adjustments to the steering control valve should only be performed after you complete the procedure in the following reference.Reference: For the correct procedure to check the steering time, refer to Systems Operation, Testing and Adjusting, "Steering Time - Check" for the machine that is being serviced.
Steering Control Valve
(1) Cylinder flow shims. (2) Control valve. (3) Flow balance shims. Steering Time Adjustment1. Remove the end cover from steering control valve (2).2. Add flow balance shims (3) to decrease the right turn time (steer faster) and increase the left turn time (steer slower). If the flow balance shims are removed, the result is opposite.3. The 8B-3115 flow balance shims are 0.25 mm (.010 inch) thick. Two shims will change the steering time at