VALVE GP-COUNTERBALANCE 3847634 - Caterpillar

For system-specific reasons, the Quick Coupler Ready System opens and closes with the dozer blade function, the swing function and the AUX II function (if equipped). For practical reasons, only use the described function "Dozer Blade" to operate the Quick Coupler Ready System.
Release the foot-operated switch (11). Pull the dozer blade lever (13) backwards as far as the lever will go and hold the lever in this position. The dozer blade lever can be released once the Hydraulic Quick Coupler is closed. Move switch (5C) to the OFF position, the buzzer will stop.
In order to verify the engagement of the work tool, perform the following procedure:
Visually confirm the engagement of the work tool. Ensure that the locking mechanisms of the work tool are locked and securing the work tool to the Hydraulic Quick Coupler.
Retract the bucket cylinder and drag the work tool on the ground.
Visually confirm that there is no movement between the work tool and the Hydraulic Quick Coupler.
Back drag the work tool on the ground to ensure the Hydraulic Quick Coupler is properly locked.Do not strike the work tool on the ground to ensure the Hydraulic Quick Coupler is properly locked. Striking the work tool on the ground may result in damage to the Hydraulic Quick Coupler and the host machine.
Uncoupling the Work Tool
Place the work tool or bucket in a safe position before disengaging the coupler. Disengaging the coupler will release the work tool or bucket from control of the operator.Serious injury or death may result from disengaging the work tool or bucket when it is in an unstable position or carrying a load.
Auxiliary hoses for work tools must be disconnected before the Hydraulic Quick Coupler is disengaged.Pulling the work tool with the auxiliary hoses could result in damage to the host machine or the work tool.
Always confirm that the buzzer sounds when the switch is in the unlock position. If no sound is heard while in this condition, ensure that the work tool is placed in a stable and safe position. Turn off the engine. Consult your Cat dealer.
Illustration 5 g02163292
In order to unlock the Hydraulic Quick Coupler, position the work tool as described in the Hydraulic Quick Coupler Operation and Maintenance Manual .
For system-specific reasons, the Quick Coupler Ready System opens and closes with the dozer blade function, the swing function and the AUX II function (if equipped). For practical reasons, only use the described function "Dozer Blade" to operate the Quick Coupler Ready System.
Unlock and press switch (5C). The buzzer will sound and the Quick Coupler Ready System will be enabled and can be operated.Note: If no sound is heard while in this condition, ensure that the work tool is placed in a stable and safe position. Turn off the engine. Consult your Cat dealer.
Press and hold the foot-operated switch (11). Pull the dozer blade lever (13) backwards as far as the lever will go and hold the lever in this position. The dozer blade lever can be released once the Hydraulic Quick