Fan Safety


Description:

This module is designed to assist in the safe installation and maintenance of air-moving equipment and to warn operating and maintenance personnel of some of the hazards associated with this equipment.

Learning Outcome:

Upon the completion of this module, you will be able to:

  1. Explain the need for personnel safety accessories when working with air-moving devices.
  2. Describe the different types of fan guards and when they should be used.
  3. Describe the necessary steps technicians should follow before putting any fan into operation.
  4. Describe the procedures for periodic checks on operating fans.
  5. Describe the necessary precautionary measures for special purpose systems.
  6. Describe routine maintenance procedures for air-moving devices.
  7. Describe maintenance procedures for specific fan-related problems, such as excessive vibrations, high motor temperatures, and high bearing temperatures.

Topic 1: Safety Accessories and Fan Guards

  • Topic Introduction and Objectives
  • Personnel Safety Accessories
  • The Need for Fan Guards
  • Inlet and Outlet Guards
  • Drive Guards
  • Check-Point Question: Features of Fan Guards
  • Topic Summary

Topic 2: Working with Air-Moving Devices

  • Topic Introduction and Objectives
  • Special-Purpose Intake Screens
  • Bolted Access Doors
  • Start-Up Checklist
  • Periodic Checks for Fans
  • Electrical Isolation
  • Check-Point Question: Features of Different Types of Fans
  • Topic Summary

Topic 3: Routine Maintenance

  • Topic Introduction and Objectives
  • Special Purpose Systems
  • Fan Types and Precautions
  • Check-Point Question: Special Purpose Systems
  • Safety Tips for Fan Plenums
  • Tips for Routine Maintenance
  • Tips for Specific Problems
  • Check-Point Question: Fan Safety
  • Topic Summary
  • Assessment