90L130HS1AB80L4F1H03GBA424228 sauer danfoss pump

Proper alignment during the installation of hydraulic pumps is crucial for ensuring optimal performance, reducing wear and tear, and prolonging the lifespan of both the pump and its connected components. Misalignment can lead to increased vibration, noise, and premature failure, which can result in costly repairs and unplanned downtime. Here are key steps and considerations to ensure proper alignment during hydraulic pump installation.
90-L-130-HS-1-AB-80-L-4-F1-H-03-GBA-42-42-28
90L130HS1AB80L4F1H03GBA424228
First, it’s important to gather the necessary tools and equipment. A dial indicator, laser alignment tool, shims, and a torque wrench will be essential for achieving precise alignment. Before beginning the installation, ensure that the pump and motor bases are clean and free of debris, which can affect alignment accuracy.

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Next, you should position the hydraulic pump and the motor appropriately. The pump and motor should be leveled and securely bolted to their respective bases. Use a spirit level to verify that both are in a horizontal position. If your setup allows, temporarily mount the pump and motor without final tightening to allow for adjustments.
Once positioned, you should check the alignment using a dial indicator or laser alignment tool. The process typically involves measuring the gap between the pump and motor shafts at different rotational positions. For a dial indicator, record the readings as you rotate the pump and motor shafts 90 degrees, noting high and low points. The goal is to minimize the discrepancy between these points.
If misalignment is detected, adjustments are necessary. To correct vertical misalignment, you can add or remove shims under the pump or motor base as required. For horizontal misalignment, rotate or adjust the base until the shafts are in line. After making adjustments, repeat the measurement process to ensure the gap is consistent throughout a 360-degree rotation.