Hitachi EX100-3 9122946 9133168 Travel Motor Assy for excavator spare parts

Product Description

Common Failures & Maintenance

(A) Common Problems

1. Track Wear:

   • Excessive wear on pads, links, and bushings due to abrasive terrain.

2. Roller & Idler Damage:

   • Seals fail, leading to bearing contamination and misalignment.

3. Sprocket Wear:

   • Teeth wear out if the track tension is incorrect.

4. Track Misalignment:

   • Caused by loose tracks or damaged guide lugs.

5. Final Drive Failure:

   • Oil leaks, gear damage, or motor failure due to overloading.

(B) Maintenance Tips

1. Regular Inspection:

   • Check for cracks, wear, and loose bolts daily.

2. Track Tension Adjustment:

   • Maintain proper sag (20-40mm) to prevent slippage or excessive strain.

3. Lubrication:

   • Grease rollers, idlers, and sprockets as per manufacturer guidelines.

4. Cleaning:

   • Remove mud, rocks, and debris to prevent premature wear.

5. Component Replacement:

   • Replace worn-out bushings, rollers, and sprockets before they damage other parts.

List of spare parts

Applications

Excavator undercarriages are used in various industries:

• Construction: Earthmoving, trenching, foundation work.

• Mining: Heavy-duty material handling in quarries.

• Forestry: Logging and land clearing.

• Demolition: Building dismantling in confined spaces.

• Agriculture: Land leveling and drainage projects.

Different undercarriage types (standard, long, extra-wide) are selected based on ground conditions.

FAQ

1. What reference do I need to give you ?

Need different information for different parts , such as swing gearbox first need to know the machine , or old pictures , iron plate , part number , the information , inquiry swing gearbox is also the same .

2. What are your terms of payment ?

You may pay by T / T , West Union or other payment terms as agreed upon. T / T 30% as deposit and 70% as delivery. We will show you photos of the products and packaging before you pay the balance .

3. What do you have in the way of express delivery ?

We have shipping , freight forwarding , shipping , and we can listen to our customers , depending on what the customer thinks , but we will propose those cheaper modes of transportation faster and faster to reach the customer's hands .

4. How do you make our business long-term and good relationship ?

We maintain good quality and competitive prices to ensure that our customers benefit ; We respect every customer as our friend , we sincerely do business with them and make friends with them , wherever they come from .