4700380830 Hydraulic Pump for CA301D Roller

1. Clean the pipelines and oil tank.
2. Replace the filter element and hydraulic oil.
3. Clean the joints.
4. Pre-fill with oil and bleed air.
5. Inspect the bearings and seals.
6. After installation, perform a functional test of the hydraulic system, check the operation of the hydraulic pump, ensure there is no abnormal noise or vibration, and eliminate any leaks or other problems.

Check the oil seals and pipe fittings for damage.

Yes, some hydraulic pumps in excavators are compatible, but interchangeability requires an exact match of specific technical parameters and often stays within a single manufacturer's product lines or uses specific aftermarket equivalents.

Yes, the hydraulic pump has a 3-month warranty.

Because our hydraulic pumps are tested before shipment to ensure they can work properly after installation.