Stalling out on hills

Route 6x6 Discussion Board: Shop Talk: Tech Tips and Q&A section: Stalling out on hills
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Top of pagePrevious messageNext messageBottom of pageLink to this message   By - (Fyafighter) on Unrecorded Date: Edit

I was having a similar problem, it ended up being trash in the fuel pump and car, had to clean the carb and replace the fuel pump, cost about 50 bucks

Top of pagePrevious messageNext messageBottom of pageLink to this message   By Pete on Unrecorded Date: Edit

I have a Bigfoot and it starves for fuel at about 60%to 70% grade ,just like float trouble or is this normal. I hate to tear the carb down for nothing, its been like this since new no other trouble runs fine

Top of pagePrevious messageNext messageBottom of pageLink to this message   By mike martindale (Wetsu) on Unrecorded Date: Edit

pete,this is normal for bigfoot's,or is that bigfeet? any way the problem is not enough fuel line going from the fuel pump to the carb.i didn't find this out until i sold mine.but,you will need to move the pump too,and add about a foot of fuel line.if i remember right,you put the fuel pump up on the front of the machine,if you have a winch mount you could put it there.then add however much fuel line you need to reach the carb.jon hoath can tell exactly how to do it.
now if you don't want to go through that you can add a 2psi electric fuel pump,and this will also help.

Top of pagePrevious messageNext messageBottom of pageLink to this message   By Todd Schumaker (Crazy400ex) on Unrecorded Date: Edit

I have a MAX II 16 HP brigs and it stalls out on steep hills I was wondering if anybody else has had this problem? Is it normal? and can I fix it? I noticed that somebody with a 14 HP said their machine does'nt ever stall.

Top of pagePrevious messageNext messageBottom of pageLink to this message   By RickMoMoBigfoot on Unrecorded Date: Edit

Last ride i was on at Rockport last month,My bigfoot did the stall thing on this steep grade.The problem was we went down this hill and what looked like a trail ended. This place is new and some of the trails aren't finshed.I put a low presure fuel pump on it .Haven't been able to test it fully yet,but from others i talked to i think i fix that problem. A friend of mine said he's going to make a mercury switch for it and we'll see how that works.Rick

Top of pagePrevious messageNext messageBottom of pageLink to this message   By mike martindale (Wetsu) on Unrecorded Date: Edit

todd, isn't your fuel tank on the front of the of your max??????? if you are are stalling out going up hill i would say you you need a new filter,or check your floats in your carb.

Top of pagePrevious messageNext messageBottom of pageLink to this message   By Hustler on Unrecorded Date: Edit

Todd,
You might want to check your tank to see if any dirt is in it. You also might want to think about changing your filter and maybe gas line. How old is the Max? You float might be off in your carb, but most likely it is dirt in your carb. Hope this helps you out a little.

Top of pagePrevious messageNext messageBottom of pageLink to this message   By randy on Unrecorded Date: Edit

have 82 argo gets hot loses power runs with choke on any one know whats going on

Top of pagePrevious messageNext messageBottom of pageLink to this message   By John Martin on Unrecorded Date: Edit

I have had to run with my choke on and that usually means that the carb. is plugged up. I took mine apart and cleaned and inspected all the passages and put it back together and it ran find. I think it is from dirt and other debris fouling normal air and fuel flows inside the carb. Goodluck

Top of pagePrevious messageNext messageBottom of pageLink to this message   By LAWPRESSMAN on Unrecorded Date: Edit

Dirt in the carb main jet will cause the motor to only run with the choke pulled out. Clean the carb out and you may want to add a new fuel filter. Never install an electric fuel pump on a Max or Argo. It will catch fire for sure. The carbs are not set up for any extra fuel pressure.

Top of pagePrevious messageNext messageBottom of pageLink to this message   By Larry Houghton on Unrecorded Date: Edit

Todd. Check your fuel level. If the level is down near quarter full you can have the level roll back past the the fuel outlet and it will draw in air and stall. Ihad this happen on my max II with an 18h.p. and that was the problem.

Top of pagePrevious messageNext messageBottom of pageLink to this message   By Todd Schumaker (Crazy400ex) on Unrecorded Date: Edit

My tank is clean and I just replaced the fuel filter and cleaned out the carb. It also dyes out when doing a clockwise doughnut, but doesnt do it with a counter-clockwise doughnut.

Top of pagePrevious messageNext messageBottom of pageLink to this message   By Fred Sowerwine, Montana's Max dealer (Fred4dot) on Unrecorded Date: Edit

Todd, have you checked to make sure you are not pinching the fuel line between the seat and the body when you close up your machine? I bought a max II real cheap once cause it wouldn't run and that is what the trouble was.

Top of pagePrevious messageNext messageBottom of pageLink to this message   By Joe Motson on Unrecorded Date: Edit

Stalling on hills and when doing a doughnut is usually a float problem. Not enough fuel in the bowl so when you go on a steep hill or do a doughnut the fuel will go to one side of the bowl and leave the main jet starving for fuel. A doughnut the other way is forcing the fuel to the jet side of the bowl.....no fuel problem. raise the float a bit and try it.

Top of pagePrevious messageNext messageBottom of pageLink to this message   By Ron Reus on Unrecorded Date: Edit

My Bigfoot runs just fine, Then in the middle of running good, it sputters and I have to open the choke in and out and it backfires a lot.
Thanks.
Ron Reus

Top of pagePrevious messageNext messageBottom of pageLink to this message   By Vince Keiper (Creepr91) on Unrecorded Date: Edit

I just purchased a Max II with a B&S 14hp vangaurd in it. Every now and then it would stall on steep inclines or when spining in circles. It was caused by dirt in the carb. The first time I took off the carb and intake too clean. Well I installed an in line fuel filter and then 2 days later same problem, there must have been some crap in the line after the filter. Anyway there is a much easier way of cleaning out the carb.
1.Take the top off the carb while it is still mounted on the engine.
2. Remove the float and needle jet assy
3. Remove bowl drain bolt. (by the main jet)
4. Blow out bowl with air
5. There are 2 holes in the top of carb, one I believe is your air adj, blow air through these holes. Then hold your finger over one of them, it will force air out through the main jet clearing out any debris.

6. re-assemble, make sure to check your float setting

Works like a charm for me

Top of pagePrevious messageNext messageBottom of pageLink to this message   By Mike on Unrecorded Date: Edit

I'm curious about something, when your 14hp is at idle, is the idle steady or does it lope a little bit up and down with the rpm?


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