19-08-2021 дата публикации
Номер: US20210254542A1
Принадлежит:
The present invention relates to a method for filling a cooling circuit () of a motor vehicle () with a coolant (). A simple filling of the cooling circuit () with coolant () and an increased operational safety are achieved in that the cooling circuit () is initially filled with ion-free water () and thereafter with a passivating agent (), and wherein thereafter the cooling circuit () is rinsed with ion-free water () and subsequently filled with the coolant (). 1234. A method for filling a cooling circuit () of a motor vehicle () with a coolant () , having the following method measures:{'b': 23', '2', '13, 'in a water filling operation (), the cooling circuit () is filled with ion-free water (),'}{'b': 24', '13', '2, 'in a water operation of action (), the water () is left in the cooling circuit () for a water duration of action,'}{'b': 25', '2', '16', '16', '13', '2, 'in a passivating operation (), the cooling circuit () is filled with a passivating agent () in such a manner that the passivating agent () displaces the water () out of the cooling circuit (),'}{'b': 26', '2', '13', '13', '16', '2', '13', '16', '2, 'in a rinsing operation () the cooling circuit () is rinsed with ion-free water () in such a manner that the water () at least dilutes the passivating agent () in the cooling circuit () and a liquid of water () and/or passivating agent () remains in the cooling circuit ()'}{'b': 28', '2', '4', '4', '13', '16', '2, 'in a coolant filling operation (), the cooling circuit () is filled with the coolant () in such a manner that the coolant () displaces the liquid of water () and/or passivating agent () out of the cooling circuit (),'}{'b': 30', '2', '4, 'in a sealing operation (), the cooling circuit () filled with the coolant () is fluidically sealed towards the outside.'}22326132. The method according to claim 1 , characterized in that during the water filling operation () and/or during the rinsing operation () ion-free water () with a temperature of at least ...
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