PROBLEM: Controller powers up during day, but fails to run cycle at night
Check battery charge. Batteries may not be receiving a full charge or fully charging and therefore do not have the capacity to complete the cycle once solar energy is no longer provided
Check battery charge. The batteries may not be receiving a full charge or may not be fully charging. This diminished charge does not allow for the capacity to complete the irrigation cycle once solar energy is no longer provided. You can check the remote meter for the last charge value.
Review wiring and output voltage from panels
Check wiring and wiring harnesses for correct connections
Remove batteries for testing under load