Troubleshoot a bilge pump by first checking the switch position. make sure that it is in the on position. a bilge pump is supposed to turn on and off automatically when needed. it has a type of float device sensor that causes the pump to automatically turn on when the water reaches a certain level.. The likelihood is that the bilge pump is faulty and should be replaced. pump does not run at all. the next most common scenario is that the bilge pump won’t run at all, and this means you’ll need to do some electrical troubleshooting. fear not, though. even electrical newbies can easily troubleshoot a submersible bilge pump that’s on the. Its the casual attitude of both boat builders and boat owners toward bilge pumps. sail boaters are the absolute worst in this regard. for some strange reason, many of them just don't think that bilge pumps are important..
The bilge was quite full after a hard rain and the automatic bilge kicked on (can hear the hum) but no water was discharging out of the boat. there was water movement in the bilge (i think related to the bilge pump).. Low prices on pumps pump! featuring a quality selection of pumps pump in stock and ready to ship right now!. Recently put boat back in water. bilge pump ran fine last year. when cleaning boat i noticed water in bilge. bilge pump wasnt working on its own. so i manually turned it on worked fine and pumped water out. after using boat for weekend bilge doesn't work at all..