How To Use Freon Gauges

Agustus 26, 2021 Posting Komentar

Once you release the trigger check the gauge and wait until it reaches closer to 40 psi. Open the low side valve on the manifold gauge set.

A C R134a Manifold Gauge Set Refrigeration And Air Conditioning Vacuum Pump Tool Storage Diy

If you bought the Freon gauges then thread the Freon tank on.

How to use freon gauges. A refrigerant gauge is a device used to measure pressure and convert that into a temperature thats all it does some have clamps that measure pipe temperatures as well but that is ALL it does it does not tell you if the system is happy if its working well. It gives you DATA you take the data and draw a conclusion. To add freon to the air conditioning unit you should open the hood of your car.

Then a small amount of oil is combined with this gas. HVAC school covers the basics of how an air conditioni. Dont forget to hold the can or tank upright andor squeeze its trigger for AC Pro for five to ten seconds.

Being the basic refrigeration system tool the manifold gauge is used as a diagnosis and a service device. This will allow you to load up Freon slowly to your cars AC system. A technician must have R-134a and R-12 manifolds to service modern vehicles.

I used the AC Pro product shown here because it came with a reusable gauge and a quick-connect fitting and the refrigerant contained a seal conditioner additive. Find out what type of refrigerant metering device your car uses Click on the image above and find the type of refrigerant metering device your vehicle uses. It would damage the R- 22 gauge set due to high pressure of R 410 refrigerant.

Close low side valve on the manifold gauge set. Open valve on the refrigerant source. It will have a plastic lid which must be removed to add in the freon.

There are 3 valve connections attached to your units hardware with a valve on each side left and right. R134a manifold gauge set. This is used to lubricate the compressor.

Go to step 4 in Charging an AC System that is low on Refrigerant below. Tutorial on How to Use and Read a REFRIGERANT GAUGE SET to read pressure saturated temperature superheat and subcoolingThis is How to Read a Gauge Set t. This will resemble a small metal pipe with a rubber hose coming from both ends.

Charge system until gauges read over 50 pounds of pressure. This means that we cant use R - 22 gauges manifold to read an R - 410A refrigerant. Once its running open the low and high-side valves on the manifold gauge housing.

Thread the refrigerant can onto the energize hose. Next connect the yellow hose to your vacuum pump and turn it on. You must use a pressure temperature chart or be using diagnostic gauges Step 1.

Pull your refrigerator out a little bit and unplug it. Look on the left hand side of the engine to find the refrigerant fill port. Hook up the refrigerant gauges to the valve connections.

Attach the gauge with the blue hose to the low-pressure valve on the left side. What should the high and low side pressure be in a r134a system. The high-side gauge needle will remain at zero the entire time.

This video is for beginners to the HVACR trade not homeowners or those who arent properly certified. Turn it around so that you have access to the back panel which is always at the very bottom of the fridge. Unplug your refrigerator and remove the screws on the back panel.

Turn off High Side and Low Side valves on the manifold gauge set. The compressor is first used to compress the freon gas. Stringing the can onto the hose enables you to gradually finish off the AC framework with fluid refrigerant.

Many shops with refrigerant service machines may have one or more manifold gauges to make pressure checks when the machine is being used on another vehicle. Let the pump run for 30 to 60 minutes until you see the low-side dial displaying a vacuum reading of 30 inches of mercury. Once the can is introduced hold the can upstanding and press the trigger for 5 to 10 seconds to add the refrigerant to the framework.

When this gas is compressed it becomes extremely hot.

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