When do you turn off the fuel pump?

When do you turn off the fuel pump?

Turn the key off when you hear the pump stop. Turn the key on again. If the fuel pump starts VERY briefly, that means you have filled the filter and the system has pressurized. If the fuel pump runs longer than a second, repeat the off-on cycle a few more times.

How to change the fuel filter on a MerCruiser?

Steps 1 Turn off your battery switches or disconnect the boat’s batteries. 2 Turn off your fuel supply valve (if equipped). 3 Position a fan to ventilate the bilge and work area. 4 Place some absorbent towels under the filter to catch any spilt fuel. 5 Using a fuel filter wrench, remove the old fuel filter.

What to do with old fuel in MerCruiser?

Place some absorbent towels under the filter to catch any spilt fuel. Using a fuel filter wrench, remove the old fuel filter. Pour the old fuel from the filter into a clean white bucket and look for evidence of debris or water in the old fuel.

When do you need to replace the fuel pump relay?

If the engine is stalling or not starting, or the fuel pump is not making any noise when the key is on, you may need to replace the fuel pump relay. 1. Engine stalls 2. Engine does not start 3. No noise from the fuel pump

When was the last time you changed the fuel filter on MerCruiser?

My 15 year old boat had original filter:) Did you know Mercruiser has fuel filter/water separator from factory? When was the last time you changed it? My 15 year old boat had original filter:) AboutPressCopyrightContact usCreatorsAdvertiseDevelopersTermsPrivacyPolicy & SafetyHow YouTube worksTest new features

How do you replace a fuel pump on a Mercedes Benz?

Using a 8mm socket, loosen and remove the two nuts that secure the clamp for the fuel pump. Using a flat face screwdriver, loosen the clamp, which feeds the fuel pump. If the fuel line is not clamped, place a proper receptacle to catch any fuel which is in the lines.

How do you remove nut from fuel pump?

Using an 8mm open-end wrench, loosen and remove the two nuts that secure the electrical terminals on the fuel pump. Using a 10mm socket, loosen and remove the nut towards the rear, which secures the fuel delivery system. Using a 10mm socket, loosen and remove the nut towards the front, which secures the fuel delivery system.