wildebill308 Report post Posted July 1, 2022 Does anyone know the part number of the bidirectional relay between the house and chassis battery's? I don't think mine is charging the house battery's after the chassis battery's are full. Bill Share this post Link to post Share on other sites
elkhartjim Report post Posted July 1, 2022 I would contact Intellitec and see if they can tell you of call Newmar customer service. Share this post Link to post Share on other sites
rayin Report post Posted July 3, 2022 (edited) Does this look like yours? https://www.intellitec.com/wp-content/uploads/2019/05/53-00362-100.pdf and this how it works pdf, https://www.intellitec.com/wp-content/uploads/2019/04/53-01000-000.pdf Edited July 3, 2022 by rayin Share this post Link to post Share on other sites