OpenSprinkler › Forums › Hardware Questions › expansion board › Re: Re: expansion board
August 19, 2014 at 5:15 pm #27876
Might be. If possible, can you open that expansion board and check if there is any visible damage? If you are not sure, take a high resolution picture under good lighting conditions and post it here (or send to [email protected]). It station 24 triac is damaged, it can be fairly easily replaced.