Stihl 029 cutting out...

/ Stihl 029 cutting out... #41  
The vent tube for the gas tank is on the gas tank and not under the carb air filter cover. You can see the vent tube in this picture.
 

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/ Stihl 029 cutting out... #42  
There’s a hose on my 029 with a weighted gas filter in the fuel tank. The hose was rotting and causing some run issues. I replaced it last year and has been at since.


 
/ Stihl 029 cutting out...
  • Thread Starter
#43  
The vent tube for the gas tank is on the gas tank and not under the carb air filter cover. You can see the vent tube in this picture.
This is a newer or diff model of the 029 than mine. I showed you a picture of mine w the circle drawn around the vent tube coming up from the gas tank. I wish mine WAS like yours. Thank you anyway.
 
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/ Stihl 029 cutting out...
  • Thread Starter
#44  
There’s a hose on my 029 with a weighted gas filter in the fuel tank. The hose was rotting and causing some run issues. I replaced it last year and has been at since.


Thank you. I'll take a look at mine to
determine if this could help. Appreciate it.
 
/ Stihl 029 cutting out... #45  
A neighbor bought a new Stihl chainsaw and has used it for 3 months now. I spoke with him today and he was upset that the saw is made so poorly compared to his old Stihl he bought 30 years ago.
 
/ Stihl 029 cutting out...
  • Thread Starter
#46  
"A neighbor bought a new Stihl chainsaw and has used it for 3 months now. I spoke with him today and he was upset that the saw is made so poorly compared to his old Stihl he bought 30 years ago."

You could plug in all refrigerator/freezers, washer/dryers, cars, tractors and anything else, that what was made 30 yrs ago is 100 times bette than anything you buy today. Pitiful.
 
/ Stihl 029 cutting out... #47  
This is a newer or diff model of the 029 than mine. I showed you a picture of mine w the circle drawn around the vent tube coming up from the gas tank. I wish mine WAS like yours. Thank you anyway.
The hose you have circled is your fuel delivery hose not the fuel tank vent hose.
 
/ Stihl 029 cutting out...
  • Thread Starter
#48  
The hose you have circled is your fuel delivery hose not the fuel tank vent hose.
Doesn't the fuel delivery hose go to the carb? This one does not, but I will look again on either monday or tues and post some more pics...thanks for your follow-up

It could be the impulse hose maybe, yes?
 
/ Stihl 029 cutting out... #49  
Doesn't the fuel delivery hose go to the carb? This one does not, but I will look again on either monday or tues and post some more pics...thanks for your follow-up

It could be the impulse hose maybe, yes?
The hose that you have circled is the same hose that is attached to your carburetor that you see coming out of the orange holder. It just bends and fits into the plastic housing so that the carb tube slides into it. The impulse hose is on the right side of the bottom of the carb just opposite of the fuel hose.
 
/ Stihl 029 cutting out... #50  
I have a suggestion of what can be causing your problem. Carefully remove the three nuts holding your muffler on so you can get a look at your piston. Sometimes these pistons get scored up and will cause the exact problem you are having. It’s worth the 5 minutes it takes to pull the muffler just to rule it out.
 
/ Stihl 029 cutting out... #51  
I’m the original owner of my 029 super. I have never loaned it out and always used Stihl oil mixed properly. It has probably less than 50 hours on it.
I have the same problem you have explained and last night I pulled the muffler and the piston is severely gouged and the rings are stuck. It starts fine, runs for a few minutes and then cuts out as soon as it starts getting warm.
Hopefully your problem is something simple and not a gouged piston but it is easy to check.
 
/ Stihl 029 cutting out... #52  
Man, I have no idea the number of hours on mine. It’s been in use for over 30 years. When I log its 5 days a week for 2 months at minimum. Between limbing, felling, cleaning, hauling, burning, chipping, etc.

Mine has always started with 1 to 2 pulls if used regularly. After sitting all winter, it may take 8-10 pulls first time, but then easy to start rest of season.

This year I had to use it during the winter to clean up trees that fell after 2 different wind storms. Still running great. Too bad these didn’t have hour meters.
 
/ Stihl 029 cutting out... #53  
I think the OP did look and saw some scoring on the piston although how bad I’m not sure. I may have this thread mixed up with another also.
 
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/ Stihl 029 cutting out...
  • Thread Starter
#55  
The hose that you have circled is the same hose that is attached to your carburetor that you see coming out of the orange holder. It just bends and fits into the plastic housing so that the carb tube slides into it. The impulse hose is on the right side of the bottom of the carb just opposite of the fuel hose.
Ok. When i go out this Tuesday, I'll try viewing piston & get a better look inside. Thanks for your insight !
 
/ Stihl 029 cutting out...
  • Thread Starter
#56  
The hose that you have circled is the same hose that is attached to your carburetor that you see coming out of the orange holder. It just bends and fits into the plastic housing so that the carb tube slides into it. The impulse hose is on the right side of the bottom of the carb just opposite of the fuel hose.
Gravstr

You are 100% correct on the vent hose on the side (my pic enclosed). I do not know how i missed that???? Prob need glasses now.

I'll try to pull the 3 screws off re muffler if i have time. When i came back last week, my refridge/freezer died and it was prob 2-3 wks b4 i was here last. About 50/60lbs of meat went completely bad and leaked blood onto the HWood flrs and it was horrible smelling & horrendous to clean up (4 hrs).

Anyway, the new one is being delivered in 30-45 mins & I'm preparing for delivery.

BTW, where does that vent hose go and how do i access the black vent on the end? Thanks again.
 

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/ Stihl 029 cutting out... #57  
If you have wifi available, look into YOLINK temperature and water leakage devices on Amazon. They have saved me a lot of money over the past few years.
 
/ Stihl 029 cutting out... #58  
Gravstr

You are 100% correct on the vent hose on the side (my pic enclosed). I do not know how i missed that???? Prob need glasses now.

I'll try to pull the 3 screws off re muffler if i have time. When i came back last week, my refridge/freezer died and it was prob 2-3 wks b4 i was here last. About 50/60lbs of meat went completely bad and leaked blood onto the HWood flrs and it was horrible smelling & horrendous to clean up (4 hrs).

Anyway, the new one is being delivered in 30-45 mins & I'm preparing for delivery.

BTW, where does that vent hose go and how do i access the black vent on the end? Thanks again.
The vent tube is not attached to anything but the fuel tank. It is just a piece if tube that has a couple of set screws inside of it. You can just grab it with needle nose pliers and pull it off. You can try to run the saw with the vent off to see if that is your problem. But I would still pull the muffler and inspect the piston. Just be careful and use some penetrant on the studs before you loosen the nuts.
 
/ Stihl 029 cutting out...
  • Thread Starter
#59  
The vent tube is not attached to anything but the fuel tank. It is just a piece if tube that has a couple of set screws inside of it. You can just grab it with needle nose pliers and pull it off. You can try to run the saw with the vent off to see if that is your problem. But I would still pull the muffler and inspect the piston. Just be careful and use some penetrant on the studs before you loosen the nuts.
If you look at this video, it shows the poster finds a Blk vent on the end of the vent hose. This is why i was asking. Is this a diff version of my 029?


Thanks again
 
/ Stihl 029 cutting out... #60  
If you look at this video, it shows the poster finds a Blk vent on the end of the vent hose. This is why i was asking. Is this a diff version of my 029?


Thanks again
The saw in this video is a newer version than our saws. From what I can see in the pictures you shared you saw is the same as mine and the vent is not attached to anything but the fuel tank.
 

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