Repair float switch that turns on but does not turn off

Thread Starter

wasabad

Joined Dec 27, 2023
2
Hi, I have a Basement Watchdog Dual Float Switch that turns on but doesn't turn off. I was wondering if there was anything I could replace on the board that would fix the issue. In my quest to fix the issue, it lead me to replacing the relay, but that did not fix it. Thanks in advanced.

1703708438414.png
 

Reloadron

Joined Jan 15, 2015
7,851
Does the switch physically turn On and Off? I have seen plenty of float switches get stuck be it debris in a sump or corrosion. I would start by making sure your board is getting good data from the float switch.

Ron
 

Dodgydave

Joined Jun 22, 2012
11,395
Looks like a NE555 chip, is there one float to sense empty and when full, if so pins 2 and 6 will be the inputs and pin 3 will be the output to switch on the relay, pretty easy to repair.
 
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