2002 F100 Carb Rebuild

[swantzilla]

I need to rebuild the 4 carbs on my F100. I pulled the bowl off of one and there was plenty of schmutz in the bottom of the bowl. I have read that I should/should not soak the carbs in cleaner in different places. The carbs are dirty enough that just blowing air on them will not do the job. Also I see that there is a filter element that is supposed to be in the inlet of each carb. I do not see a filter on any of the carbs. You expert opinions please.

 

[Inducted]

Re: 2002 F100 Carb Rebuild

Forget the filters. Remove all gaskets, soak the carbs. There are circuits in the float bowls that have to be cleaned as well as the circuits in the body. Remove the plunger from the bowl and clean that circuit also. You have to syncronize these carbs with your vacuum gauge. follow the specs. in your yamaha factory manual. Good luck!!!

 

[99yam40]

Re: 2002 F100 Carb Rebuild

Not sure but if it has the filters they are probably in the intake of carbs, and cleaning tha carbs may get them clean also, unless they are replaceable.
Can you buy them separately?
If so, replace them as you put carbs back together after cleaning and adjust like the manual states

 

[jeffersondodson561]

Re: 2002 F100 Carb Rebuild

I have read that I should/should not soak the carbs in cleaner in different places.

I would not "soak" the carbs. The perferred method for cleaning carbs is ultrasonic cleaning for all manufacturers. 4 stroke carbs are much more sensitive. If not available I would take your time and use carb spray and then use stranded wire to clean the passages. You should also have the cylinders balanced afterwards as well.