[AT] Backpack leaf blower

Fri Dec 3 16:19:00 PST 2021

I am still curious about the cylinder.  Still assuming it has no liner,
just hard plating.  If all that's true... how's it look?!

SO

On Fri, Dec 3, 2021 at 6:49 PM Mike M <meulenms at gmx.com> wrote:

> Hi Brian and Carl, yes when it dies it will still pull over easily but it
> will not start. At this point, I've fully torn it down, and the piston is
> really messed up. Looks like a time for a new one. I have about 2 acres to
> blow clean, so no 5 minutes Brian LOL.
>
> Thanks,
> Mike M
>
>
> On 12/3/2021 11:41 AM, Carl Szabelski wrote:
>
> When cold, the cylinder is smaller in diameter, so you get enough
> compression to start with a worn ring. As it warms up you start to lose
> compression as the cylinder expands to the point where the worn ring no
> longer provides enough sealing and it stalls. Now, you may say that the
> worn ring is also expanding against the cylinder wall, and it does, but not
> as much as it should. It’s also expanding on its internal surface, so it’s
> creating a gap at the piston groove, allowing the piston to essentially
> flop around. That’s what allows the piston to hit the cylinder wall once
> it’s not being kept centered in the cylinder. You can pull on the cord and
> feel what you think is compression, but it’s mostly resistance from all the
> other moving pieces.
>
> Carl
>
> On Thursday, December 2, 2021, Brian VanDragt <bvandragt at comcast.net>
> wrote:
>
>> Well if you can get your leaves blown in 5 minutes, you don't have to do
>> anything to it, but you know at least the piston is scored and you can't
>> replace it without taking everything else apart. When it quits can you turn
>> it over with the rope or is it stuck?
>>
>> Brian
>>
>> -------- Original message --------
>> From: Mike M <meulenms at gmx.com>
>> Date: 12/2/21 10:37 PM (GMT-05:00)
>> To: at at lists.antique-tractor.com
>> Subject: Re: [AT] Backpack leaf blower
>>
>> Hi Brian it will run, but only for 5 minutes or so, then it's dead.
>>
>> Mike M
>>
>> On 12/2/2021 10:22 PM, Brian VanDragt wrote:
>>
>> No matter what parts are damaged, it's not running now, and it's not
>> going to fix itself. Just take it apart and see what you need to fix it.
>>
>> Brian
>>
>> -------- Original message --------
>> From: Carl Szabelski <c.s.szabelski at gmail.com> <c.s.szabelski at gmail.com>
>> Date: 12/2/21 10:05 PM (GMT-05:00)
>> To: Antique Tractor Email Discussion Group <at at lists.antique-tractor.com>
>> <at at lists.antique-tractor.com>
>> Subject: Re: [AT] Backpack leaf blower
>>
>> One more thing that you might be able to do is push the piston down, pull
>> the spark plug, and try to see the wall by looking through the spark plug
>> hole.
>>
>> Carl
>>
>> On Thursday, December 2, 2021, Carl Szabelski <c.s.szabelski at gmail.com>
>> wrote:
>>
>>> If you pull the head, you’ll probably find that the cylinder wall is
>>> also scored. Try pushing the piston down and sticking a finger in to see if
>>> you can feel the wall. Maybe use something like a small dental mirror. If
>>> the wall is scored you can probably get a new one as well.
>>>
>>> Carl
>>>
>>> On Thursday, December 2, 2021, Mike M <meulenms at gmx.com> wrote:
>>>
>>>> Here is the best picture I could get after pulling the muffler. Looks
>>>> like the piston is toast. Any thoughts?
>>>>
>>>> Regards, Mike M
>>>>
>>>> On 12/2/2021 6:39 PM, Moe Fretz wrote:
>>>>
>>>> So what's the cylinder inside look like?
>>>> Can you save it?
>>>> Husqvarna trimmer is well worth the repair costs.
>>>>
>>>> On Thu, Dec 2, 2021 at 3:11 PM Mike M <meulenms at gmx.com> wrote:
>>>>
>>>>> So I pulled apart my leaf blower today, and looked at the exhaust
>>>>> port, as was suggested. Heavy scoring on the piston. So you were right, she
>>>>> ran it with straight fuel.
>>>>> Mike M
>>>>>
>>>>> On 11/27/2021 7:20 PM, Moe Fretz wrote:
>>>>>
>>>>> No, engine has experienced a lean seizure.
>>>>> Lack of lube is another way to put it.
>>>>> No quick fix.
>>>>> The engine will need a piston and rings at the least.
>>>>>
>>>>> Pull off the muffler, look in at the piston, you’ll see the piston
>>>>> scored on the exhaust side.
>>>>> If you’re lucky the cylinder isn’t damaged, you’ll have to
>>>>> pull the cylinder to check it.
>>>>>
>>>>> Used to do 15 or 20 of those every year.
>>>>> One quick error, sometimes, can cost a lot of money.
>>>>>
>>>>> On Sat, Nov 27, 2021 at 15:33 Mike M <meulenms at gmx.com> wrote:
>>>>>
>>>>>> So my lovely wife was out blowing leaves the other day with my
>>>>>> backpack
>>>>>> blower, and it ran out of fuel. She mistakenly filled it with straight
>>>>>> lawnmower gas, and after a bit it started to stumble and then quit.
>>>>>> She
>>>>>> came in to tell me about it and ask what the problem was. When I
>>>>>> looked
>>>>>> at the tank I noticed there was no blue tint in the gas, and I asked
>>>>>> her
>>>>>> what can she filled it from, and she pointed to the gas container I
>>>>>> use
>>>>>> for my zero turn. I told her that was straight gas, and she needed to
>>>>>> use the 2 cycle mix, that is in another red 5 gallon can, honest
>>>>>> mistake. She claims I told her to use that fuel, when I know I did
>>>>>> not.
>>>>>> I used it today and it will run for about 5 minutes and then sputter
>>>>>> out
>>>>>> and die, like it's running out of gas. It will restart, but then the
>>>>>> same scenario starts all over again. Is their any chance of saving
>>>>>> this
>>>>>> engine? Maybe a higher oil/gas ratio? Thanks in advance.
>>>>>>
>>>>>> Regards,
>>>>>> Mike M
>>>>>>
>>>>>> --
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>>>>> --
>>>>> Moe Fretz
>>>>>
>>>>> L’Orignal ON,
>>>>> Canada
>>>>>
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