I also put an alarm on the second one which is slightly higher in the boat so if the big pump comes on I hear an ear splitting alarm and know right away there is a problem. [links]
See full version: How do you test the bilge pump
I also put an alarm on the second one which is slightly higher in the boat so if the big pump comes on I hear an ear splitting alarm and know right away there is a problem. [links]
Re: How do you test the bilge pump
My built in cooler drains to the bilge, so that's my test.
I also noticed that the forward live well drains into the bilge is that normal?
hopefully you have a float switch, too. If it is the box type, it has a knob on it you can turn to raise the float to test, But you need some water at the pump to be sure the impeller shaft is intact. more
All bilge pumps come with a switch that can be changed from automatic to manual. Flipping it to manual is the next indicator of any possible problems with water flow or any parts that may need to be replaced. Once you have determined that both automatic and manual modes work the same, check the float switch by lifting it up and making sure it is free from any debris obstruction. [links]
One of the most common causes of bilge pump problems is an incorrectly installed water outlet hose. One with too many kinks can restrict water flow and cause damage. Also make sure you have the correctly sized hoses fitted for each pump outlet in order to prevent leaks.
Your boat's bilge pump is one of the most essential pieces of equipment to keep in good working condition. It is designed to gather excess water mixed with oil, gasoline, and other chemicals away from other parts of your boat where the bilge water could otherwise build up and cause harmful corrosion over time. Testing your bilge pump is a straightforward process, as long as you keep in mind a few things to examine.
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CAUTION: Wiring to bilge pumps and float switches should be tidy and well organized. Ensure that any cable connections are well made, using proper butt connections covered with adhesive-lined heat shrink, to keep water and corrosion at bay.
Most pumps have an automatic float switch that detects when water is in the bilge, and automatically turns on the pump. There should also be a switch at the helm to override the automatic float switch, enabling you to turn on the pump manually. (There are other types of pumps not covered here that may present different issues, but this example should cover most contingencies.) [links]
TIP: Wiring to bilge pumps and float switches should be tidy and well organized. Ensure that any cable connections are well made, using proper butt connections covered with adhesive-lined heat shrink, to keep water and corrosion at bay.
Bilge pumps are the unloved cousins of boats. No one gives them much thought until they fail to operate, and then you could be, literally, sunk! There are only a few things that can go wrong with an electric bilge pump, as there are limited components. This flow chart will help you check each component, find the problem, fix it, and get on your way again as swiftly as possible. [links]
Small amounts of water in the bilge are normal, so don't sweat it if you see a little puddle in the bilge. But any more than an inch or two could be a problem. Get to know your boat and find out what's normal; a rising water level should be investigated without delay. here
The Johnson Pump Automatic Bilge Pump is designed to directly wire in to your craft’s electrical system with ease. Automatic bilge pumps are particularly useful by operating with a sensor that self regulates the exiting of bilge water and this pump is available in 500, 750, or 1000 gallons per hour (GPH). The upkeep of this gadget is important when considering that too much water can affect a boat’s maneuverability. This pump offers a manual test tab for easy operational system testing. The interchangeable cartridges of the Mayfair automatic bilge pump can be removed, cleaned, replaced, or upgraded within minutes. Manufactured with high quality material, this pump can stand up to salt water and is backed by a 3-year warranty.
Direct replacement for older models of Mayfair Automatic Bilge Pumps with an Ultima Switch. [links]
Re: How to test a bilge pump? more
Re: How to test a bilge pump? more
Does the battery work for other stuff on the boat. more
It depends, is your switch a ON/OFF/AUTO or simply ON/OFF? If it's a ON/OFF/AUTO, it should work no matter what on ON and need to be submerged while on AUTO. If it simply was a ON/OFF then it need to be submerged to run on ON.