Posted by someone on April 12, 2008, 4:12 pm
>>>
>>>>>1981 Yamaha DT100H
>>>>>gas pouring outta carb. replaced the needle valve assembly. float has
>>>>>no
>>>>>gas in it. with float chamber body off i can press upward on the float
>>>>>and
>>>>>the flow stops. so i tried bending the flap on the float that contacts
>>>>>the
>>>>>needle valve. still leaks. ??????? thanks in advance.
>>>>>jim
>>>>>
>>>>>
>>>> did you check to see if it matched factory specs for adjustment?
>>>> sorry for being captain obvious, but.
>>>
>>>it came on the bike from the factory. was working fine. just been sitting
>>>up
>>>for years.
>>>
>>>
>> ok, but after taking the carb apart and making sure it's squeaky clean,
>> reset
>> it.
>> the gas we've gotten in the past 20 odd years is shit and turns to crap in
>> as
>> little as a month. so clean the carb. if it's been sitting for more than a
>> couple of years, i would get a rebuild kit.
>> at the same tims, to save future problems, clean the petcock and check
>> inside
>> the tank.
>> water in gas=RUST.
>thanks. done all of the above except rebuild kit. been looking for a
>complete carb (new or rebuilt) on the net with no luck. actually, i had carb
>"professionally" cleaned and i cleaned and refinished the tank. appreciate
>the input.
>jim
you shouldn't need to eplace the carb. unless it's cracked or in someway
damaged, you should be able to fix it. did the pro rebuild it?
try the rebuild kit first.
and share the results, ok jim?
>http://thumperpage.com/
the guys there are smart, so ask them for help, too.
Posted by jim orndorff on April 14, 2008, 1:25 pm
>>
>>>>
>>>>>>1981 Yamaha DT100H
>>>>>>gas pouring outta carb. replaced the needle valve assembly. float
>>>>>>has
>>>>>>no
>>>>>>gas in it. with float chamber body off i can press upward on the float
>>>>>>and
>>>>>>the flow stops. so i tried bending the flap on the float that contacts
>>>>>>the
>>>>>>needle valve. still leaks. ??????? thanks in advance.
>>>>>>jim
>>>>>>
>>>>>>
>>>>> did you check to see if it matched factory specs for adjustment?
>>>>> sorry for being captain obvious, but.
>>>>
>>>>it came on the bike from the factory. was working fine. just been
>>>>sitting
>>>>up
>>>>for years.
>>>>
>>>>
>>> ok, but after taking the carb apart and making sure it's squeaky clean,
>>> reset
>>> it.
>>> the gas we've gotten in the past 20 odd years is shit and turns to crap
>>> in
>>> as
>>> little as a month. so clean the carb. if it's been sitting for more than
>>> a
>>> couple of years, i would get a rebuild kit.
>>> at the same tims, to save future problems, clean the petcock and check
>>> inside
>>> the tank.
>>> water in gas=RUST.
>>thanks. done all of the above except rebuild kit. been looking for a
>>complete carb (new or rebuilt) on the net with no luck. actually, i had
>>carb
>>"professionally" cleaned and i cleaned and refinished the tank.
>>appreciate
>>the input.
>>jim
>>
>>
> you shouldn't need to eplace the carb. unless it's cracked or in someway
> damaged, you should be able to fix it. did the pro rebuild it?
> try the rebuild kit first.
> and share the results, ok jim?
>>http://thumperpage.com/
> the guys there are smart, so ask them for help, too.
any idea where to buy a "rebuild kit" i've put a new pilot jet, nozzle valve
assembly, and have a new float on the way. if i hafta keep buying individaul
parts at the price i'm paying, i could buy a complete carb, that is if i
could find one. i looked at the thumper page. 4 stroke. mine's a 2
jim
Posted by someone on April 14, 2008, 2:07 pm
>>>
>>>>>
>>>>>>>1981 Yamaha DT100H
>>>>>>>gas pouring outta carb. replaced the needle valve assembly. float
>>>>>>>has
>>>>>>>no
>>>>>>>gas in it. with float chamber body off i can press upward on the float
>>>>>>>and
>>>>>>>the flow stops. so i tried bending the flap on the float that contacts
>>>>>>>the
>>>>>>>needle valve. still leaks. ??????? thanks in advance.
>>>>>>>jim
>>>>>>>
>>>>>>>
>>>>>> did you check to see if it matched factory specs for adjustment?
>>>>>> sorry for being captain obvious, but.
>>>>>
>>>>>it came on the bike from the factory. was working fine. just been
>>>>>sitting
>>>>>up
>>>>>for years.
>>>>>
>>>>>
>>>> ok, but after taking the carb apart and making sure it's squeaky clean,
>>>> reset
>>>> it.
>>>> the gas we've gotten in the past 20 odd years is shit and turns to crap
>>>> in
>>>> as
>>>> little as a month. so clean the carb. if it's been sitting for more than
>>>> a
>>>> couple of years, i would get a rebuild kit.
>>>> at the same tims, to save future problems, clean the petcock and check
>>>> inside
>>>> the tank.
>>>> water in gas=RUST.
>>>thanks. done all of the above except rebuild kit. been looking for a
>>>complete carb (new or rebuilt) on the net with no luck. actually, i had
>>>carb
>>>"professionally" cleaned and i cleaned and refinished the tank.
>>>appreciate
>>>the input.
>>>jim
>>>
>>>
>> you shouldn't need to eplace the carb. unless it's cracked or in someway
>> damaged, you should be able to fix it. did the pro rebuild it?
>> try the rebuild kit first.
>> and share the results, ok jim?
>>>http://thumperpage.com/
>>
>> the guys there are smart, so ask them for help, too.
>any idea where to buy a "rebuild kit" i've put a new pilot jet, nozzle valve
>assembly, and have a new float on the way. if i hafta keep buying individaul
>parts at the price i'm paying, i could buy a complete carb, that is if i
>could find one. i looked at the thumper page. 4 stroke. mine's a 2
>jim
did you ask in the message forum? plenty of 2 stroke owners.
look in a newstand copy of walneck's classic cycle trader for 100's of
dealers.
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>>>>>1981 Yamaha DT100H
>>>>>gas pouring outta carb. replaced the needle valve assembly. float has
>>>>>no
>>>>>gas in it. with float chamber body off i can press upward on the float
>>>>>and
>>>>>the flow stops. so i tried bending the flap on the float that contacts
>>>>>the
>>>>>needle valve. still leaks. ??????? thanks in advance.
>>>>>jim
>>>>>
>>>>>
>>>> did you check to see if it matched factory specs for adjustment?
>>>> sorry for being captain obvious, but.
>>>
>>>it came on the bike from the factory. was working fine. just been sitting
>>>up
>>>for years.
>>>
>>>
>> ok, but after taking the carb apart and making sure it's squeaky clean,
>> reset
>> it.
>> the gas we've gotten in the past 20 odd years is shit and turns to crap in
>> as
>> little as a month. so clean the carb. if it's been sitting for more than a
>> couple of years, i would get a rebuild kit.
>> at the same tims, to save future problems, clean the petcock and check
>> inside
>> the tank.
>> water in gas=RUST.
>thanks. done all of the above except rebuild kit. been looking for a
>complete carb (new or rebuilt) on the net with no luck. actually, i had carb
>"professionally" cleaned and i cleaned and refinished the tank. appreciate
>the input.
>jim