Harsco Operation & Maintenance Engineer Interview Questions, Process, and Tips

Safety precautions while working on machines include wearing appropriate personal protective equipment, following lockout/tagout procedures, and conducting regular maintenance checks.

• Wear appropriate personal protective equipment (PPE) such as safety goggles, gloves, and hard hats.

• Follow lockout/tagout procedures to ensure machines are properly shut off and isolated from energy sources before performing maintenance.

• Con...read more

To change a hydraulic cylinder piston seal, follow these steps:

• Drain the hydraulic fluid from the cylinder

• Remove the cylinder from the equipment

• Disassemble the cylinder to access the piston seal

• Remove the old seal using appropriate tools

• Clean the seal groove and piston surface

• Install the new seal, ensuring proper orientation

• Reassemble the cylinder

• Refill the hydraulic fluid

• Test the cylinder for proper operation

Scheduled maintenance is required for machines to ensure optimal performance and prevent breakdowns.

• Scheduled maintenance helps identify and address potential issues before they become major problems.

• Regular maintenance reduces the risk of unexpected breakdowns and costly repairs.

• Maintenance activities such as lubrication, cleaning, and calibration help machines operate at peak efficiency.

• Scheduled maintenance can exte...read more

The suction filter in a hydraulic tank is a crucial component that helps to remove contaminants from the hydraulic fluid.

• The suction filter should have a specified micron rating to ensure it can effectively capture particles of a certain size.

• The filter should have a high dirt-holding capacity to prevent frequent maintenance and replacement.

• It is important to consider the flow rate and pressure drop across the filter t...read more

To change the boggie of a machine, follow these steps:

• 1. Ensure the machine is turned off and all power sources are disconnected.

• 2. Locate the bolts or fasteners securing the boggie to the machine.

• 3. Use appropriate tools to loosen and remove the bolts.

• 4. Carefully lift the machine to detach the old boggie.

• 5. Place the new boggie in position and align it correctly.

• 6. Secure the new boggie by tightening the bolts or fas...read more