How to Rebuild a Briggs and Stratton Quantum Engine Carburetor

Yazan: Matthew Dunham (ve 3 başka katılımcı)

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How to Rebuild a Briggs and Stratton Quantum Engine Carburetor

Zorluk

Orta

Adımlar

Gerekli Süre

1 - 2 saat

Giriş

This guide shows how to rebuild a primer style carburetor on a Briggs and Stratton quantum engine. The guide is applicable to many different models and brands of mowers.

This engine can be found on push mowers, log splitters, tillers, leaf vacs, leaf blowers, tractors, and more. It is applicable to 4.5-8 horsepower engines. A carburetor rebuild is required after fuel is left in a mower over a long period of time or water has gotten into the fuel.

What you need

Adım 1 Remove the Air Filter Cover

How to Rebuild a Briggs and Stratton Quantum Engine Carburetor, Remove the Air Filter Cover: adım 1, 3 resimden 1.

How to Rebuild a Briggs and Stratton Quantum Engine Carburetor, Remove the Air Filter Cover: adım 1, 3 resimden 2.

How to Rebuild a Briggs and Stratton Quantum Engine Carburetor, Remove the Air Filter Cover: adım 1, 3 resimden 3.

Remove the air filter cover and air filter. This is done by removing the screw at the top of the filter housing.
The screw itself is a flat head, as well as a 5/16 socket.

Düzenle

Adım 2 Remove the throttle Cable

How to Rebuild a Briggs and Stratton Quantum Engine Carburetor, Remove the throttle Cable: adım 2, 3 resimden 1.

How to Rebuild a Briggs and Stratton Quantum Engine Carburetor, Remove the throttle Cable: adım 2, 3 resimden 2.

How to Rebuild a Briggs and Stratton Quantum Engine Carburetor, Remove the throttle Cable: adım 2, 3 resimden 3.

Some engines may be equipped with a throttle cable. Use a flathead screwdriver to remove the cable.
If your engine is not equipped with a throttle, skip this step.

Düzenle

Adım 3

How to Rebuild a Briggs and Stratton Quantum Engine Carburetor: adım 3, 3 resimden 3.

Remove the fuel line clamp with pliers. Crimp the line with locking pliers, or bend to 180 degrees to crimp the fuel line.
If the fuel in the tank contains water, or is extremely old, drain it into a container and dispose of it properly.

Düzenle

Adım 4

How to Rebuild a Briggs and Stratton Quantum Engine Carburetor: adım 4, 3 resimden 3.

To remove the carb, use a 3/8 socket with extension and ratchet.
Turn the carb 90 degrees, and pull off of the Z bend in the carb linkage.
Drain the fuel into a container, and dispose of properly.

Düzenle

Adım 5

How to Rebuild a Briggs and Stratton Quantum Engine Carburetor: adım 5, 3 resimden 3.

After the removal of the carb. the next step is to remove the carb bowl. This requires a 1/2 socket, and ratchet.
After removal, empty the leftover fuel into a container.

Düzenle

Adım 6

How to Rebuild a Briggs and Stratton Quantum Engine Carburetor: adım 6, 3 resimden 3.

Spray the carb out with carb cleaner. After sprayng the carb off, remove the float pin. This will result in the float and needle being able to be pulled off as a whole.
This is not a carb cleaning, this is just a general rinse off.

Düzenle

Adım 7

How to Rebuild a Briggs and Stratton Quantum Engine Carburetor: adım 7, 3 resimden 3.

These are the three major spots to spray out. If carb spray does not pass through, take a small piece of wire, and poke it through all the passages. Then spray out with carb cleaner again.

Düzenle