Rotating Equipment Technician Interview Questions and Answers

Common problems during pump disassembly

• Seized bolts or nuts making it difficult to disassemble

• Corrosion or rust causing parts to stick together

• Worn out gaskets or seals leading to leaks

• Misalignment of components making reassembly challenging

Gearbox overhauling involves disassembly, inspection, replacement of worn parts, reassembly, and testing.

• Start by thoroughly cleaning the gearbox and surrounding area

• Carefully disassemble the gearbox, taking note of the position of each component

• Inspect all parts for wear, damage, or signs of failure

• Replace any worn or damaged parts with new ones

• Reassemble the gearbox following the manufacturer's specifications

• Perform testing to ensure proper functioning before putting the ge...read more

A mechanical seal is typically removed by disassembling the equipment and carefully extracting the seal components.

• Disassemble the equipment to access the mechanical seal

• Carefully remove the seal components without causing damage

• Inspect the seal faces for wear or damage

• Replace the mechanical seal if necessary

• Reassemble the equipment properly

Fixing a mechanical seal involves identifying the issue, disassembling the equipment, replacing the seal components, and reassembling the equipment.

• Identify the issue with the mechanical seal, such as leakage or wear

• Disassemble the equipment to access the seal components

• Replace the damaged or worn seal components with new ones

• Ensure proper alignment and installation of the new seal components

• Reassemble the equipment and test for proper functioning

Impeller clearance is the distance between the impeller and the pump casing.

• Impeller clearance is crucial for the efficient operation of rotating equipment.

• It is typically measured using feeler gauges or dial indicators.

• Proper impeller clearance ensures optimal performance and prevents damage to the equipment.

• Clearance adjustments may be necessary during maintenance or troubleshooting.

• Incorrect impeller clearance can lead to reduced efficiency, increased vibration, and potent...read more

Rotating equipment parameters refer to the various factors that affect the performance and operation of rotating machinery.

• Key parameters include speed, torque, power, vibration levels, temperature, and lubrication.

• Proper monitoring and maintenance of these parameters are essential for ensuring optimal performance and preventing breakdowns.

• Examples of rotating equipment include pumps, compressors, turbines, and motors.

• Parameters can be measured using sensors, gauges, and moni...read more