Take out the charging hose and retail outlet the can somewhere awesome. When the gauge reads as complete, eliminate the hose from the service port and return the cap.
wikiHow Contributor You may use a black light and yellow basic safety goggles. Or, drop by your neighborhood parts shop and there is a blue dye you can use and it will show you the place the leak is.
 Realizing the ambient temperature will enable you to efficiently study the gauge on the refrigerant can.
2. Use a sprint go over. A cloth or upholstered sprint deal with can go a long way towards earning your automobile's inside much more snug.
Set the refrigerant temperature gauge for the ambient temperature. The gauge will show you what your refrigerant pressure really should be When you finish your recharge.
Hook the tension gauge hose to the port. Just click on the gauge connector in excess of the open up port. You may wiggle it gently to be sure it’s connected.[nine]
Convert the valve till you puncture the seal about the can. Transform the valve on the top in the refrigerant can clockwise until eventually it pierces the best and begins releasing refrigerant through the hose and to the auto’s air conditioning process.
Be sure the compressor clutch is spinning. The compressor clutch looks like a circle. It could spin quickly or gradual, determined by how well your procedure is Performing, along with how much refrigerant is current in the method.
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In case your can incorporates a knob instead of a result in, then you should convert the knob to close the valve after 10 seconds.
Microdroplets are drawn into your auto’s vents dealing with the complete ventilation system such as the evaporator, heater core, air ducts and passenger compartment surfaces
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 Some cans could demand a distinct strategy to break their seal. Confer with the Guidelines about the can for direction if need to have be.
Check out your proprietor’s manual or even the stickers less than your hood should you’re not sure which refrigerant you ought to use. Try out to obtain a kit that features a force gauge, which will make troubleshooting and charging simpler.