Key Questions
The following key questions are answered in this module:
What are some hazards associated with HVAC systems?
Hazards associated with HVAC systems include electric shock potentials, confined spaces, working from elevated positions and around rotating equipment, handling sharp objects, and handling refrigerants.
In addition to all facility rules, what are some guidelines and procedures to follow to stay safe?
To prevent injuries to personnel, in addition to all facility safety guidelines and procedures: Always use the proper personal protective equipment (PPE), which may include insulated gloves, hard hats, eye protection, fire retardant clothing and safety footwear; Use proper confined space entry procedures before entering any tank, vessel or other confined space; Tie off and secure ladders before use; Understand and practice the safe procedures for handling pressurized refrigerant containers.
What makes up an HVAC system?
In many industrial applications, however, HVAC systems are fairly complex, and can include: fans and blowers, ductwork and dampers, air filters, heating units, heat exchangers, cooling units, pumps, piping and valves, sensors and transmitters, controllers, and switches.
What is the purpose of ventilation, and what does it all include?
The purpose of ventilation is to change or replace the air in an enclosed space in order to control the temperature or humidity, or to maintain air quality. Ventilation includes the replacement of contaminated air with clean fresh air as well as the circulation of air within the space.