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An A/C shop will know. The leak must be repaired before adding refrigerant.
It is not necessary.
Before adding or subtracting two fractions they are converted into like fractions. Explain with examples why this is necessary.
It will explode if you don't!
The 1998 Chevy did not come with Freon (R12) installed. Freon was banned beginning in 1996. It contains R-134. You have a leak that needs repairing before adding more refrigerant. It is illegal to add refrigerant to a system with a leak. Seek out professional help to repair the leak.The 1998 Chevy did not come with Freon (R12) installed. Freon was banned beginning in 1996. It contains R-134. You have a leak that needs repairing before adding more refrigerant. It is illegal to add refrigerant to a system with a leak. Seek out professional help to repair the leak.
PAG oil goes in the air conditioner compressor. It is added in the same place as the refrigerant. However, this oil must be added before the lines for adding the refrigerant are put in place.
It is necessary to shake an oil and vinegar salad dressing before adding it to a salad because they separate easily.
because it helps the fermentation of the yeast.
To endure that the ONLY gas in the system is refrigerant.
Professional help is the best answer. $75.00 or less if it R134 and conversion necessary if it R12 ($150.00). Do not get suckered. Get a few prices before committing.
Vinegar and oil will separate. Shaking it mixes them together.
You would use R-134a along with a lubricant, they would be added to the low side port. You should check your PSI levels before you add any R-134a and then fill to the correct PSI level (which is determined by the current ambient temperature) You can find some helpful videos on the website icon listed below.Connect manifold gauge set, then set valves closed to center hose, and disconnect vacuum pump from manifold gauge set.Connect center hose of manifold gauge set to refrigerant supply.Purge air from center hose by loosening hose at manifold gauge set and open refrigerant drum valve. When refrigerant escapes from hose, tighten center hose connection at manifold gauge set.On vehicles so equipped, disconnect wire harness connector at clutch cycling pressure switch. Install jumper wire across terminals of connector.Open manifold gauge set low side valve and allow refrigerant to enter system. Refrigerant can must be kept upright if vehicle low pressure service gauge port is not on suction accumulator/drier or suction accumulator fitting.When system stops drawing refrigerant in, start engine and set control lever to A/C position and blower switch to HI position to draw remaining refrigerant into system.When specified weight of refrigerant is in system, close gauge set low pressure valve and refrigerant supply valve.Remove jumper wire from clutch cycling pressure switch connector and connect connector to pressure switch.Operate system until pressures stabilize to check operation and system pressures. During high ambient temperatures, a high volume fan may be necessary to blow air through radiator and condenser to cool engine and prevent excessive refrigerant system pressures.When charging is complete and system operating pressures are normal, disconnect manifold gauge set from vehicle and install protective caps on service gauge port valves.