Vaaman Engineers Mechanical Maintenance Fitter Interview Questions and Answers

The question seems to be asking about the maintenance of PTM parts and valves.

• PTM parts and valves are likely components in a mechanical system that require regular maintenance.

• Maintenance tasks may include inspection, cleaning, lubrication, and replacement of parts as needed.

• Proper maintenance of PTM parts and valves is crucial for the efficient operation of machinery.

• Examples of PTM parts could include bearings, seal...read more

There are various types of bearings used in mechanical systems, including ball bearings, roller bearings, and plain bearings.

• Ball bearings use balls to reduce friction and support radial and axial loads.

• Roller bearings use cylindrical rollers to support heavy radial loads.

• Plain bearings have a sliding surface instead of balls or rollers.

• Other types include thrust bearings, needle bearings, and fluid bearings.

A conveyor pulley is a mechanical device used to change the direction of the belt in a conveyor system.

• Conveyor pulleys are used to redirect the belt in a conveyor system

• They come in various sizes and designs depending on the application

• Common types include drive pulleys, tail pulleys, and bend pulleys

• They are typically made of steel or other durable materials