| Service stations connection to carry out measurements and inspections |
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| Connect the service station to the electrical power source. |
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| Attach the quick coupling adaptors to the charging hoses of the service station (wheels or manual shut-off valves not open). |
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| Connect the service station and vacuum the charging hoses (only necessary if there is air inside the charging hoses). |
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| Disconnect the service station. |
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| Unscrew the caps from the service connections (with valve). |
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| Connect the service station to the service connections of the refrigerant circuit on the vehicle with the quick coupling adaptors. |
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| Turn the wheel on the quick coupling adaptors until the refrigerant circuit connection valves are completely open (check the manometer; do not over-pressurize the valves). |
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| Carry out the planned inspections and measurements. |
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