Lightbulb problems: fixture or wiring?
All of my light fixtures use the LED so-called “lightbulbs”. The type that mine uses are all 3x5 LEDs. Most of them work fine. But the one over the kitchen sink keeps burning out bulbs quickly. AFAIK ...
Forum Discussion
You need to monitor the DC system to see if current or voltage is an underlying issue. This would mean known good batteries, converter output measured, and the conditions of all connections.
For this diagnosis, you need a hand-held meter.
For this diagnosis, you need a hand-held meter.
