You’ll want to examine your complete fuel procedure to make sure that any clogs and blockages within the process are addressed. We outline what parts of the fuel system you might want to check in our Yamaha and Mercury troubleshooting guides

You can Examine this by pumping the primer bulb until eventually it feels tough. Fuel really should journey effortlessly from the tank each of the method to the pump. Your outboard fuel filter, Found just ahead of the fuel pump, must be full. 

Typically, the year of manufacture is similar to the product calendar year. But, you will find cases in which you experience which the two are certainly not the exact same.

An extra profit to scheduling your support dates is knowing particularly Once your support will probably be, and what you will need to do in your boat (providing you with more time to save).

Once the impellers are swapped, the lower units on the motor need to be removed in order to be altered.

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A: Mercury outboard fuel tanks are made to vent fumes and stress. In case they are unsuccessful to take action, then this may lead to an unpleasant odor of fuel hovering close to read more your boat & dock. There might be a problem Along with the fuel cap seal, keeping it tightly closed can stay clear of any such problems.

NOTE: Mercury serial numbers can be found on an I.D. tag around the engine mounting bracket. You may also Look at boat registration or insurance plan paperwork.

If the air builds up in the fuel line, the combustion unit can have an erratic supply. The end result will be stuttered start and loss of RPM over the engine’s use. 

It’s crucial to also keep in mind: things such as salt Develop-up, corrosion, and damaged bolts or parts can add on the labor expenditure as additional time will need to be invested in your provider.

The Mercury outboard's serial number is especially used for locating compatible replacement parts. You'll be able to try to find parts utilizing your serial number through their Site.

A different frequent symptom of a bad fuel pump is sputtering or misfiring. If you’re going through a bumpy journey (or probably shedding speed entirely), it is also an indication of a clogged fuel filter that received’t allow a consistent circulation.

Usually, fuel pumps by themselves really should get replaced as essential, but Yamaha particularly suggests that outboard fuel pumps should really be replaced each individual three yrs. 

In many outboard engines, the fuel pipe or fuel line is roofed by a rubber or braided on the skin. It creates a hard construction with fantastic fuel pressure.