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Webasto Spheros SG 1572 D - Before I order a new one of these, is there a way to actually test it? I am here in the United States and I am trying to repurpose a 300 unit for making on demand hot water in my motorcoach.
Webasto Spheros SG 1572 D - Before I order a new one of these, is there a way to actually test it? I am here in the United States and I am trying to repurpose a 300 unit for making on demand hot water in my motorcoach.
This question is related to Webasto Thermo 300 and DW heater Control Unit 24v | 63482F | SG1572 | 1320405A.
View productThere unfortunately is not a recognised method to test the ECU individually/outside the heater. Personally, I only start to consider the ECU if every other heater component tests satisfactorily
