What is a check valve in hvac

One type of check valve ideal for one application may be misfit for another application. Most modern heat pumps have check valves as part of the metering devices themselves.

what is a check valve in hvac

This helps the system maintain proper refrigerant pressure no matter which mode it is in. Closure in check valve, for backflow prevention, is accomplished by the weight of the check mechanism, by back pressure, by a spring, or by a combination of these means.

You can reach the Lawrenceville, GA heat pump repair experts at Cool Air Mechanical any time of the day or night, and they will get your comfort system back into shape. In other words we can say that Check valves are basically backflow preventers. Is a check valve the problem?

NRV refrigeration check valves

The pressure of the fluid passing through the system opens the check valve, while any reversal of flow will close the valve. Opening of valve is basically lifting or swinging of check valve disc thus allowing the flow in one direction. When this occurs, it can result in a heat pump that will not provide either heating or cooling.

what is a check valve in hvac

Never hesitate when you think your heat pump is encountering trouble. This flowing material may be gas,water ,air ,oil or steam in pipeline. Valve Check continues to work even if plant loses it power,air supply or hydraulic power source.

what is a check valve in hvac

When you need your heat pump working again, make us your first call. Plant engineers have to look into many factors to decide which type of valve would be they using in that particular application.

Heat Pump Repair Problems: The Check Valves

The chances are high that your heat pump will sustain damage from an incorrect repair and end up working worse than beforeā€”or not working at all. It is very important for HVAC mechanical engineer to know about various valves being used in mechanical industry.

what is a check valve in hvac

Newer Post Older Post Home. One of the components in a heat pump that will give the unit trouble if it malfunctions is the check valves. Fixing a heat pump is fast and easy when you call for experienced HVAC technicians to take on the job. Problems with check valves can also resemble trouble with the reversing valve, so make certain that you have skilled technician on the job so the right repair gets done.

All rights reserved. Basic Types of Check Valves. Because heat pumps can move refrigerant two different directions through the system one direction for heating mode, the other for cooling , they need devices in them to help direct the refrigerant flow.

what is a check valve in hvac