Blog - Guangzhou Anto Machinery Parts Co.,Ltd. of page 2

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Excavator Spare Parts (4798)

Excavator Final Drive (425)

Excavator Swing Gear (342)

Excavator Engine Parts (1581)

Excavator Travel Motor (149)

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Excavator Bearing (321)

Excavator Hydraulic Pump (441)

Excavator Main Control Valve (209)

Excavator Electric Parts (845)

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Excavator Monitor (83)

Excavator Controller (147)

Excavator Undercarriage Parts (39)

Excavator Hydraulic Cylinder (79)

Bulldozer Spare Parts (172)

Construction Machinery Parts (270)

Excavator Filter (349)

I appreciate the help from Paul, he's prefessional and knows exactly what parts I need. My CAT has gone back to work without any problem.

—— Raphael

Got the final drive and its beautiful I think. We've have it assembled in our Hitachi ZX330 excavator, my machines goes to work again now. Many thanks

—— Kevin

Fast shippment, the arrived parts is good quality, our engine is repaired and is perfectly running at maximum power. Thank you, god bless.

—— Mohammed

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Company Blog

Decline in Main pump performance

[2018-10-18 12:11:11]

When the excavator is moving in a straight line, if the plunger of the pump flow regulator in one of the pumps becomes stuck, or if there is severe wear or internal leakage that causes the travel motor speed to decrease, it can lead to the excavator veering off course. Solution to the issue: ... Read More

Uneven track tension

[2017-10-13 12:09:57]

During the excavator’s movement, if there is a difference in the track tension between the left and right sides, it can also lead to veering off course. Solution to the issue: Add grease to the side with looser track tension to ensure it matches the tension on the other side. Read More

Fault in the travel suction valve on the side causing the excavator to veer off course

[2024-08-16 12:08:38]

If the travel suction valve on the side of the excavator that is veering off course is damaged, and the spring inside it softens or breaks, it will directly cause a drop in oil pressure in the travel main valve. This fault will result in insufficient driving force from the travel motor to maintain ... Read More

Malfunction of the travel main valve spool causing the excavator to veer off course

[2019-06-06 12:05:09]

During the excavator’s movement, if the spring inside the travel main valve softens, breaks, or if the valve spool is jammed by foreign objects, it may result in a drop in oil pressure, which can lead to the excavator veering off course. Solution to the fault: Measure the oil circuit pressure of the ... Read More

Clogging of the small hole in the final drive system balance valve

[2020-07-09 12:04:01]

During the excavator’s movement, if the pressure oil cannot pass through the small hole in the balance valve to move the valve spool, it will be unable to release the parking force through the groove on the balance valve. This will obstruct the normal rotation of the travel motor, ultimately causing ... Read More

Leakage of the travel motor safety valve

[2021-09-02 12:01:24]

If the safety valve of the travel motor leaks, it will lead to insufficient system pressure, which in turn affects the rotational force of the travel motor, ultimately causing the excavator to veer off course. Solution to the fault: Replace the damaged travel motor safety valve. To further confirm ... Read More

Blockage of the balance valve in the parking brake oil circuit on one side of the excavator

[2022-03-17 11:59:14]

Dirt can block the balance valve in the parking brake oil circuit on one side of the excavator. When the excavator is moving, if pressure oil cannot pass through the small hole in the balance valve to enter the spring chamber and move the valve spool, the pressure oil will be unable to flow through ... Read More

Damage to the center swivel joint seal ring

[2023-05-10 11:56:44]

If the hydraulic oil filter has not been replaced for an extended period, it may cause the bypass valve on the filter to open, allowing impurities in the unfiltered hydraulic oil to directly enter the sliding surface of the center swivel joint, which in turn leads to damage to the seal ring. As a ... Read More

Excavator Spare Parts

[2025-06-19 15:59:54]

Spare Parts for Excavators: Essential Components for Optimal Performance In the world of construction machinery, excavators play a vital role in a variety of projects, from earthmoving to heavy lifting. To ensure that these machines maintain their peak performance and reliability, high-quality spare ... Read More

Excavator Final Drive

[2025-06-19 16:02:04]

Final Drive for Excavators: Key Component for Efficient Movement The final drive is a crucial component in excavators and other construction machinery, providing the power necessary for the machine’s movement. It plays a key role in transmitting power from the engine through the drivetrain to the ... Read More

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