Jeff-C175 7,202 #51 Posted November 28, 2022 9 hours ago, Jayzauto said: invest in a DVOM The light is on with the key off. Don't need a meter for that. Or, as Bob Dylan said, "Don't need a weatherman to know which way the wind blows" 1 Share this post Link to post Share on other sites
Jeff-C175 7,202 #52 Posted November 28, 2022 (edited) 2 hours ago, aloe said: OK - so after the night... with the PC board unplugged, no draw down on battery. So....that points to some fault in PC board/indicator lights being the culprit?? But why is there power to the PC board in the first place? You saw my private message, yes? Edited November 28, 2022 by Jeff-C175 1 Share this post Link to post Share on other sites
Jayzauto 89 #53 Posted November 28, 2022 Don't need a meter for that. True, but I'm positive that there will be more problems down the road, there Always is. It's a life long skill to know how to use an be able to diagnose problems. GLuck, Jay 2 Share this post Link to post Share on other sites
aloe 24 #54 Posted December 1, 2022 So i had a friend diagose a bad transistor circled here. He replaced it, and the bulb works as it should. so I'll leave it a day and see if there's any parasitic drain on the battery after a day or so. 1 2 Share this post Link to post Share on other sites
Jeff-C175 7,202 #55 Posted December 1, 2022 2 hours ago, aloe said: transistor Excellent! You might consider a 'conformal coating' for the board in order to protect it in the future. You can buy small containers of it on Amazon and elsewhere. 1 1 Share this post Link to post Share on other sites
mike avad 41 #56 Posted February 15, 2023 can this be tested off the tractor if so how can it be done 1 Share this post Link to post Share on other sites