GENERAL AR 3109903 - Caterpillar

Use caution to avoid possible personal injury when adjusting the bucket positioner.Stop the engine and lower all equipment to relieve the hydraulic pressure.Engage the parking brake and block the tires to prevent sudden movement of the machine.Keep unauthorized personnel off the machine.
Start the engine. Lower the bucket (attachment) to the ground.
Position the bucket at the desired angle to the ground. Stop the engine. Turn the engine start switch key to OFF and remove the key. Move the tilt control lever to the TILT BACK detent.
Illustration 1 g00811764
Loosen two bolts (1). Tighten spreader screw (2) in order to loosen the tube assembly clamp. Move the switch down the cylinder in order to increase the digging angle. Move the switch up the cylinder in order to decrease the digging angle. When the desired angle is reached, loosen spreader screw (2) and tighten bolts (1) .
To test the adjustment, start the engine. Raise the bucket. Move the tilt control lever to the TILT BACK detent.
When you reach the preset angle, the tilt control lever should return to HOLD.