[AT] Super A Carb Leak

[charlie hill]

Good point Bill.

Charlie

--------------------------------------------------
From: "Bill Brueck" <b2 at chooka.net>
Sent: Wednesday, July 07, 2010 4:50 PM
To: "'Antique tractor email discussion group'" 
<at at lists.antique-tractor.com>
Subject: Re: [AT] Super A Carb Leak

> I'm not familiar with the McCormick A carb, but if the seat is a removable
> one the problem can be that the seat itself isn't sealing to the carb 
> body.
> I fought a seeping carb for a long time a while back and finally 
> discovered
> that there was a nick in the carb body so that the seat gasket wasn't
> sealing.
>
> Bill Brueck
>   Pine Island, MN USA
>
> -----Original Message-----
> From: at-bounces at lists.antique-tractor.com
> [mailto:at-bounces at lists.antique-tractor.com] On Behalf Of charlie hill
> Sent: Wednesday, July 07, 2010 3:26 PM
> To: Antique tractor email discussion group
> Subject: Re: [AT] Super A Carb Leak
>
> Ben, how can you tell the float isn't sticking with the carburetor put
> together and mounted on the tractor?  Unless there is some sort of crack 
> in
> the carb housing or the gasket is leaking there are only two 
> possibilities,
> float is not floating up properly or needle valve and seat are not 
> properly
> mating.   That's it, got to be one of the two.
>
> Charlie
>
> --------------------------------------------------
> From: "Ben Wagner" <supera1948 at gmail.com>
> Sent: Wednesday, July 07, 2010 3:18 PM
> To: "Antique tractor email discussion group" 
> <at at lists.antique-tractor.com>
> Cc: "Farmall/IHC mailing list" <farmall at lists.antique-tractor.com>
> Subject: Re: [AT] Super A Carb Leak
>
>> On 7/7/2010 11:21 AM, Will Powell wrote:
>>> You say once it is running it leaks? Does it leak while its running, or
>>> after?
>>>
>>> How is the float level, perhaps it's too high and you need to lower the
>>> level.
>>>
>>> Or, the float is getting hung up in the chamber, I've had floats that
>>> were bent out or in that got caught while moving... I always shake my
>>> carbs before I mount them to be sure I can hear the float moving around,
>>> If I can't hear it clanking around its usually stuck on something.
>>>
>>> Regards,
>>>
>>> Will
>>>
>>> ----- Original Message -----
>>> From: "Mark Greer"<markagreer at embarqmail.com>
>>> To: "Antique tractor email discussion
>>> group"<at at lists.antique-tractor.com>
>>> Sent: Wednesday, July 7, 2010 10:56:25 AM
>>> Subject: Re: [AT] Super A Carb Leak
>>>
>>> Sounds like the float is sticking open.
>>> Mark
>>>
>>> ----- Original Message -----
>>> From: "Ben Wagner"<supera1948 at gmail.com>
>>> To: "At"<at at lists.antique-tractor.com>; "Farmall/IHC mailing list"
>>> <farmall at lists.antique-tractor.com>
>>> Sent: Wednesday, July 07, 2010 10:16 AM
>>> Subject: [AT] Super A Carb Leak
>>>
>>>
>>>
>>>> Hello,
>>>>
>>>> Thank you for all the imput. The carb leaks from the drain in the choke
>>>> housing. First off, if you have had the same problem and figured a way
>>>> to fix it, I really would like to know how you did it!
>>>>
>>>> Here's a clue that maybe someone more experienced than me could
>>>> decipher. The carb, once I rebuild it, doesn't leak. In fact, I left
>>>> the gas on just to check, and two hours later it still didn't leak. But
>>>> once I run the engine, it leaks. What would cause this? The float,
>>>> though it is brand new, I tested yesterday, and it is sound. The
>>>> needle/ seat I tested, and replaced.
>>>>
>>>> Would this fact of when the carb leaks make a difference in what the
>>>> problem is?
>>>>
>>>> Thanks,
>>>> Ben Wagner
>>>>
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>> It leaks after it is running.  During, and before, it is fine.
>>
>> As for the float/ bowl level... I lowered it some, but the leak
>> persists.  I have checked, and the float isn't sticking.
>>
>> Thanks,
>> Ben Wagner
>> _______________________________________________
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>>
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