How often should a bilge pump come on?

It should check for water every two minutes. Nothing should come out of the bilge unless it has been raining or you have been in rough water.
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Should the bilge pump always be on?

How and When Should You Turn on a Bilge Pump? The pump may have a float or switch to turn it on automatically when water collects in the bilge. This is especially important if the boat is kept in the water, as you'll want the pump to activate after a heavy rain storm, for example.
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How long should a bilge pump run?

Depends on how full your ballast is, how full your gas tank is, it will get totally under water though and you wont be able to see it, I do know that much as I have seen it happen. Mine prob. pumps out about every 20 to 30 minutes. Shaft is dripping as it should, about 10 drops/minute.
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Do bilge pumps come on automatically?

Today, most bilge pumps come on automatically. This is because they are built with an automatic float switch that turns the bilge pump on when water levels in the bilge start to rise.
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Why does my bilge pump keep running?

Electronic switches which sense the presence of water without a float are likely to trigger false pumping if the water is dirty. Wet dirt or slime sticking to the sensor allows a signal current to flow, and switch it on, or more likely to keep the pump running after the water has gone.
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All about boat bilge pumps. How and why to do a quick check to make sure it's working.



How do I know if my bilge pump is automatic?

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.
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Is it normal to have some water in the bilge?

This is normal and should not be a cause for concern as long as the water does not keep entering the boat. As long as the bilge pump is not running often, the amount of water in the bilge should be safe.
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How do non automatic bilge pumps know when to switch on?

Bilge Pump System Components

A connection to the boat's battery. A switch to be turned on and off. Most pumps will utilize a manual on/off switch, a float switch, or both. A float switch automatically activates the pump once the water level rises above a certain point and turns the pump off when the water level falls.
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Can a bilge pump drain a battery?

If the switch activates the pump and then fails to turn it off, continued operation of the pump motor can drain the boat's battery, eliminating the protection assumed to be provided by the automatic bilge pump system. Bilge pump switch problems often occur when the liquid in the bilge is not just water.
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How far will a bilge pump push water?

According to Rule's technical documents, the pump will put out 1,620gph against a 1m (3ft 4in) head or 1,300gph against 2m (6ft 8in). In other words, you lose around 20 percent of your pump's output when it has to lift the bilge water more than 3ft and 30 percent at 6ft 8in.
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Can you leave your bilge pump on?

The pump should not run if there is no water in the bilge. If it is running dry, you need to check your float.
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Can bilge pumps run dry?

The filter-free design is self-priming to 9.5' (3 m). It is able to run dry without damaging the pump. The backflow protection reduces water coming back into the bilge. The connections are 3/4" (19 mm) hose barbs for the pickup and discharge hoses.
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How do you turn off an automatic bilge pump?

In the rear of the boat behind the battery selector,shut off switch, open it up. Then look at your battery, one of the cables attached to the positive terminal is the bilge pump. Take it off of the battery, and move it to the common (lower middle) on the back of the selectior switch.
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How much does it cost to replace a bilge pump?

Cost: $100 approximately, depending on pump. 1. Before you rip out the old pump, check that it truly is the pump that's dead. Try the manual override at the helm, and lift the float switch in the bilge.
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What should you always do before starting an inboard engine?

If your boat has an inboard engine, you should always run the blower for at least four minutes before starting the engine. Perform the 'sniff test' to check your bilges—make sure you don't smell gasoline.
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Do all boats need a bilge pump?

Unless you have a giant ship, a manual bilge pump is vital. If water gets to your electric system, your bilge pump will shut off. The only way to save your boat or buy time then is by using a manual bilge pump. Make sure your manual bilge pump is easily accessible and can operate from a comfortable position.
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How much water should be in the bilge of a boat?

The bilge pump should draw down water to about 1/2" depth or less, so if you're ending up with that much water in the bilge you have two problems, the source of the water and the fact that the bilge pump is not kicking on. It's easy to test the bilge pump.
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Is it normal for my boat to take on some water?

My conclusion is that some amount of water (usually small) is 100% normal and knowing the amount your boat takes on during your average fishing day is important. Any increase in the amount indicates a problem. Ditto an automatic bilge pump that seems to cycle more frequently than normal.
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How do I keep my bilge dry?

To keep the bilge dry, all you need to do is manage where the water goes from the stuffing box. Instead of dripping into the bilge, set a pan or other collector under the stuffing box to accumulate the water without getting the bilge wet.
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How do you test an auto bilge?

Automatic Bilge Pump Test
  1. Make sure that the fuse is of the correct ampacity, and use the test light on the load side of the fuse to check if it lights up.
  2. Test that the two-way switch is working by turning on manual mode and touching the manual side with the test light to make sure power is coming in.
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Why does my bilge pump not take suction?

Reasons for Reciprocating bilge pump not taking suction

1) Suction Strainer gasket is leaking, which is drawing in Air. 2) The suction valve of any of the bilge well is leaking. 3) Pipe line to the Bilge Pump is leaking somewhere. 4) Suction Strainer is choked somewhere.
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How do you prime a bilge pump?

How to prime the bilge pump
  1. Before starting the pump , open the suction valve and close the discharge valve.
  2. Start the priming unit to the suction line.
  3. Start the motor.
  4. Keep a watch at the priming process ( It will start when you start the pump)
  5. Once priming is done, open the discharge valve slowly , turn by turn.
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