After the filling is complete, follow the prompts to turn off your vehicle high and low
pressure valves, press "OK" to run the recovery of refrigerant in the equipment
pipelines. Press exit upon completion.
5.Purge
Purge function is to clean the car piping system. Enter the cleaning procedure, press
plus or minus to add or reduce the forward and reverse cleaning time, and to set the
number of cycles. Before cleaning, ensure that there is more than 2KG refrigerant in
the tank, then press "OK" to enter the cleaning procedure.
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