Frequently Asked
Questions
What to do when you have an E51 error code on your ActronAir LR7 controller
This video helps you to quickly understand what to do when you receive an E51 error code on your ActronAir LR7 controller for your ActronAir ducted system. The E51 code typically is associated with loss of communication, with the video explaining common causes and what actions you can take.
Our L-series controller is compatible with a wide range of our split ducted air conditioners, including our Classic, ESP Plus, ESP Ultima and Advance series.