Replacing the brake pads on a VOLVO EC700B HR (EC700BHR) Excavator requires careful attention to detail and the right tools. click here for more details on the download manual…..

Volvo EC700B High Reach The demolition industry places many specific demands upon its excavators, including high reach booms, extended …

Here’s a step-by-step guide, including a detailed description of each tool you’ll need:

– **Safety Gear**:
– **Safety Glasses**: Protects your eyes from debris and dust.
– **Gloves**: Provides grip and protects your hands from sharp edges and chemicals.
– **Steel-Toed Boots**: Protects your feet from heavy equipment.

– **Basic Hand Tools**:
– **Socket Wrench Set**: Essential for removing bolts and nuts. A metric set is necessary since Volvo equipment typically uses metric fasteners.
– **Torque Wrench**: Ensures that bolts are tightened to the manufacturer’s specified torque settings, preventing over-tightening or under-tightening.
– **Pry Bar**: Useful for removing the brake caliper or other components that may be stuck due to rust or wear.
– **Hammer**: Can be used to gently tap components into place or dislodge rusted parts.

– **Brake Pad Replacement Kit**:
– **New Brake Pads**: Ensure you have the correct replacement pads specifically designed for the EC700B HR model.
– **Brake Grease**: High-temperature grease helps to prevent squeaking and ensures smooth operation.
– **Brake Cleaner**: Used to clean the brake components and remove old grease or dust.

– **Lifting Equipment**:
– **Jack**: A hydraulic jack is essential to lift the excavator safely and securely.
– **Jack Stands**: These are crucial for providing stable support once the excavator is lifted. Never work under a machine supported only by a jack.

– **Procedure**:
– **Park the Excavator**: Ensure the machine is on a flat surface and the engine is turned off. Engage the parking brake.
– **Lift the Excavator**: Use the hydraulic jack to lift the excavator and place jack stands underneath for safety.
– **Remove the Wheel**: Use the socket wrench to loosen and remove the wheel bolts, then take off the wheel to access the brake assembly.
– **Remove the Brake Caliper**:
– Use the socket wrench to remove the bolts holding the brake caliper in place.
– Carefully lift the caliper off its mount. If it is stuck, use the pry bar to gently dislodge it.
– **Remove Old Brake Pads**: Slide the old brake pads out of their slots. Check the condition of the brake hardware—if worn, replace it.
– **Clean the Brake Assembly**: Use brake cleaner to remove dust and debris from the brake rotor and caliper housing.
– **Install New Brake Pads**:
– Apply brake grease to the back of the new pads (not on the friction surface) to prevent noise.
– Insert the new pads into the caliper bracket.
– **Reattach the Brake Caliper**: Position the caliper over the new pads and secure it with the bolts, tightening them to the specified torque using the torque wrench.
– **Reinstall the Wheel**: Place the wheel back on the hub, hand-tighten the wheel bolts, and then lower the excavator back to the ground.
– **Tighten Wheel Bolts**: Once the excavator is on the ground, use the torque wrench to tighten the wheel bolts to the manufacturer’s specifications.

– **Final Checks**:
– **Pump the Brakes**: Before operating the excavator, pump the brake pedal a few times to ensure the pads settle into place.
– **Test Drive**: Conduct a short test drive at low speed to ensure the brakes are functioning correctly.

– **Dispose of Old Brake Pads**: Follow local regulations for the disposal of old brake pads and any waste materials.

By following these steps and using the described tools, you can successfully replace the brake pads on a VOLVO EC700B HR Excavator. Always consult the specific service manual for your model for additional details and specifications.
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