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There are EPA guidelines that must be followed whenever you deal with refrigerant. If you are not EPA certified, you should not be dealing with checking the charge of your unit. Having said that, here is the answer to your question The hose colors are typically: Blue for suction(low side) Red for liquid(high side) Yellow for refrigerant tank

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โˆ™ 2005-09-15 11:19:45
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Q: What color hoses of a freon gauge do you attach to the low port of your home air conditioner to add freon?
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How to recharge air conditioner on 1999 navigator?

Connect a freon tank and gauge to the low side AC port. Start the engine and turn the AC on high. Open the freon valve. When the gauge reads full torn the valve off and unhook the gauge and tank.


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Using a gauge and the proper type of Freon, connect to the low side ac port. With the engine running and ac on, add Freon until the gauge reads full.


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Connect a gauge and freon can to the low side port of the ac system. Start the car and turn ac on high. Fill freon till the gauge shows full.


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Using the correct type of Freon and an ac gauge, connect to the low ac port. Let the Freon flow while the engine and ac are running, until the gauge shows full. Be careful not to over fill, and read the Freon can directions.


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Using a gauge and the proper type Freon, connect to the low side ac port. With the engine running and ac on high, open the valve and let Freon flow until the gauge reads full.


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Connect the freon can and a gauge to the low side AC port. With the AC on high and the engine running, open the freon valve. When the gauge reads full turn the freon off and unhook the gauge.


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Connect freon gauges and a freon container to the low side ac port of the 1991 Integra. With the engine running and the ac on high, open the freon valve to fill the system until the gauge reads full.


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Freon goes into the low pressure side of the air conditioning system. The attachment from the gauge used to put the freon in will only attach to the low pressure valve so it would be pretty hard to do it incorrectly.


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The truck doesn't have a freon pressure gauge. That is a tool that the repairman/mechanic has.The truck doesn't have a freon pressure gauge. That is a tool that the repairman/mechanic has.


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Most automotive places have a freon recharge kits. http://www.bargainoutfitters.com/cb/cb.asp?a=230769&kwtid=203671 I prefer the one with the gauge on it and remember to attach it to the low pressure side. If you are doing a full take down and refill you will need some guages, a vacuum pump, and a recharge system. Because leting the freon out into the air is against the law.


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Connect a Freon gauge and Freon to the low side ac port. With the engine running and ac on high, open the valve and allow Freon to flow until the gauge reads full.


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Connect a freon gauge and the freon can to the low side ac port. With the ac running on high and the engine running, open the freon. Let it flow until the gauge shows that the system is full.


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Connect a freon gauge and tank to the low side ac port. Start the engine and turn ac on high. Open the valve and let the freon flow until the system shows full.


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what is the pressure in the gauge with outside 90 degree temperature with freon 22


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Use a freon gauge and freon refill can. Connect the gauge to the low pressure ac port of the 2003 Stratus. With the engine running and ac on high, fill the system until the gauge shows full.


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connect a Freon gauge and Freon tank to the low side ac port. After starting the engine and putting ac on high, open the Freon valve. Watch the gauge until the Freon is full.


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Connect a freon gauge and freon can to the low side ac port. Start the engine and turn the ac on high. Open the valve to allow the freon to flow until the gauge reads full.


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To put freon in a 2000 F150 car, attach the A/C gauge set to the service ports. Add additional cans of refrigerant, as needed, to fill the system until the pressures are between 40 and 350 PSI.


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With the Freon and gauge connected to the low side ac port, start the engine. Turn ac on high, and add Freon till the gauge shows full.


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Connect a freon gauge and can to the low side AC port. Start the car and turn the AC on high. Open the freon valve and fill the system to full on the gauge reading.


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Freon is added through the low side ac pressure port. Connect the hose from the gauge and Freon and allow Freon to fill the system until the gauge shows full. The engine and ac need to be running during this process. Make sure to follow all directions on the Freon can.


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Connect a Freon gauge and Freon can to the low pressure port. With the vehicle running and the ac on high, open the valve to let Freon in, stopping when the gauge shows full.