R-22
Freon is the name of a refrigerant invented by Thomas Midgley in 1928. In 1930 General Motors and Dupont formed a company to produce Freon. The most common form of Freon R12 was used in automobile A/C units until it was banned in 1995. .
The most common household emergency in Milwaukee, WI is choking. The second common household emergency is drownings and fires.
The most common for vehicles are R-12 and R134a freon.......... The most common for homes are R-22 and R-410A freon..........
The size of pipe to be used in a house drain is determined by the number of units drained by it. Proper diameters are: for 2 units, 1 1/2"; for 9 units, 2"; for 25 units, 2 1/2".
The most common types of masonry units are brick, concrete masonry units, and stone.
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Most common problem LOW FREON
R12
The two most common systems of units are cgs and SI systems
yes, older units could take between 9 and 15 lbs of freon most take about 12
Try chraging it with Freon. This is the most common problem.
fridge/freezer