Download Hyundai R35-7 Mini Excavator Operating Manual –

Replacing the suspension dampers on a Hyundai R35-7 mini excavator involves several steps. click here for more details on the download manual…..

Before starting, ensure you have the proper tools and replacement parts. below is a detailed guide to help you through the process:

### Tools and Materials Needed
1. **Tools:**
– Socket set (metric)
– Wrenches (metric)
– Torque wrench
– Pry bar
– Hammer
– Jack stands
– Hydraulic jack
– Screwdriver set
– Pliers
– Safety glasses
– Gloves

2. **Replacement Parts:**
– New suspension dampers (ensure they are OEM or compatible)
– New mounting bolts (if required)
– Lubricant (if needed for fittings)

### Safety Precautions
– Always wear safety glasses and gloves when working on heavy machinery.
– Ensure the excavator is on a flat, stable surface.
– engage the parking brake and turn off the engine before starting.
– Use jack stands to secure the machine if raising it off the ground.

### Step-by-Step Replacement Process

#### 1. Prepare the Excavator
– **Turn Off the Engine:** Make sure the engine is turned off and the keys are removed.
– **Engage the Parking Brake:** This will prevent any movement while you’re working.

#### 2. Raise the Excavator
– **Use a Hydraulic Jack:** Lift the rear of the excavator to access the suspension dampers.
– **Secure with Jack Stands:** Place jack stands under the frame of the excavator for safety.

#### 3. locate the Suspension Dampers
– The Hyundai R35-7 has suspension dampers usually located near the rear or on the undercarriage. These are typically cylindrical components Attached to the frame and the axle.

#### 4. Remove the Old Dampers
– **Inspect Mounting Bolts:** Identify the bolts securing the dampers. These may require a socket or wrench to remove.
– **Loosen Bolts:** Using the appropriate socket, loosen and remove the mounting bolts holding the dampers in place. Keep the bolts in a safe place in case you need to reuse them.
– **Detach the Damper:** Once the bolts are removed, carefully pull the damper away from its mounting points. You may need to use a pry bar if the damper is stuck.

#### 5. Install the New Dampers
– **Position New Damper:** Align the new damper in the same position as the old one. Ensure that it is oriented correctly based on any markings or mounting types.
– **Insert Mounting Bolts:** If you have new bolts, insert them through the damper mounts and tighten them by hand first.
– **Tighten with Torque Wrench:** Use a torque wrench to tighten the bolts to the manufacturer’s specifications. This information can usually be found in the service manual for the excavator.

#### 6. Repeat for Other Dampers
– If your excavator has more than one damper, repeat the above steps for each one.

#### 7. Lower the Excavator
– **Remove Jack Stands:** Once all dampers are replaced, safely remove the jack s download Hyundai R35 7 Mini Excavator workshop manual tands.
– **Lower the Hydraulic Jack:** Gradually lower the excavator back to the ground.

#### 8. Test the Excavator
– **Start the Engine:** After ensuring everything is secure, start the excavator.
– **Check Functionality:** Move the excavator to ensure the suspension dampers are functioning correctly. Listen for any unusual noises and check for any leaks around the new dampers.

### Final Checks
– **Inspect for Leaks:** After a brief operation, inspect the area around the dampers to ensure there are no leaks.
– **Re-check Torque:** It’s a good idea to re-check the torque on the mounting bolts after a short period of operation.

### Conclusion
Replacing suspension dampers on a Hyundai R35-7 mini excavator is a straightforward process if you follow the steps carefully and take necessary safety precautions. Always refer to the service manual for specific torque specifications and additional notes relevant to your particular model. If you are unsure or uncomfortable performing the replacement, consider contacting a qualified technician.
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