ELBOW 1173033 - Caterpillar

No clearance for person in this area when machine turns. Severe injury or death from crushing could occur.
Install the steering frame lock pin (1) between the front frame and the rear frame before you lift the machine and before you transport the machine on another vehicle. Also install the steering frame lock pin before you perform maintenance near the center of the machine.In order to install the steering frame lock pin, the machine must be in the straight ahead position.
Move the machine into position.
Apply the parking brake.
Turn the engine start switch key to the OFF position. Remove the key.
Remove the retaining pin (1) from the primary steering lock pin (2). This frees the primary steering lock pin (2) to move from the storage position (highest position) into steer lock position (lowest position).
Illustration 1 g06243662
The steering frame lock is shown in the locked position.
Installing the primary steering lock pin will hold the front frame and the rear frame rigid.Note: When you disengage the steering lock (2), you must put the steering lock pin in the storage position . The steering frame lock pin (2) is held in the storage position by a retaining pin (1). When you install the retaining pin (1), make sure that the retaining pin (1) is fully installed.