BAR 1C3791 - Caterpillar

Hydraulic Activation Control Lever
Locked - Move all controls to the HOLD position. Move the lever back to the LOCKED position. This makes all factory installed hydraulic controls inoperable.
To start the engine, be sure to put the hydraulic activation control lever in the LOCKED position. If the lever is in the UNLOCKED position, the engine start switch will not function.
Unlocked - Move the lever forward to the UNLOCKED position. This makes the factory installed hydraulic controls operable.Boom, Stick, Swing, and Implement Controls
The pattern of the implement control levers can be varied by changing the way the control hoses are connected. See your Caterpillar dealer for the procedure. Some patterns may not be available in your area. See your Caterpillar dealer.
(A) SAE System. (B) MHI System. (C) KOB System. (D) Standard Backhoe Loader System. (E) SCM System.The patterns in the left column apply to the left implement control lever. The patterns in the right column apply to the right implement control lever. Stick Out (1) - Move the lever to this position to move the stick out. Swing Right (2) - Move the lever to this position to swing the upper structure to the right. Stick In (3) - Move the lever to this position to move the stick in. Swing Left (4) - Move the lever to this position to swing the upper structure to the left. Boom Lower (5) - Move the lever to this position to lower the boom. Bucket Dump (6) - Move the lever to this position to dump the bucket. Boom Raise (7) - Move the lever to this position to raise the boom. Bucket Close (8) - Move the lever to this position to close the bucket. Hold (9) - When the lever is released from any position, the lever will return to HOLD. Swing, stick, bucket, or boom movement will stop.Two functions may be performed at the same time by moving the lever diagonally.If Equipped With a Hydraulic Hammer
Hammer Raise (6) - Move the lever to this position to raise the hammer. Hammer Lower (8) - Move the lever to this position to lower the hammer.Hydraulically Activated Hydraulic Hammer Controls (Type A)