The process of making Wack,
sucking air and moisture should follow the steps below
to check for leaks and repair is done, remove the nitrogen tank to
open the valve on the Low valve part of the High off
gradually. Low counterclockwise rotation of the gas out through the exit line and Compound Gauge. Gauge
the vacuum pump to suck on the way to the line. Gauge
the rotary valve Compound Gauge out
walk Wack,. The air and water for at least 45 minutes
observing Compound Gauge is lower than 0 to Scale Vacuum is going to come down to 29 inches of mercury
on a machine, Vacuum, about 15 minutes off valve package to the Low and High, and lead. the refrigerant is then packed into the open valve of the package to the Low refrigerant enters the system until the gauge pointer psig.
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