This module has been configured by the manufacturer and does not require any special treatment. Control modules are the "brain" of your refrigerator. If your refrigerator has a malfunction there may be a problem with this article. Please note that these components are checked and they test factory being fully functional at the time of delivery. Therefore lack of collateral, exchanges or refunds under any circumstances. In these cases we recommend you consult a qualified technician before making incorrect diagnoses.