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Posted by DIDO on February 16, 2007, 2:04 pm
>
>>
>>> On 11 Feb 2007 21:43:38 GMT, DANgER (danger@heat.com) wrote:
>>>
>>>>Blackhawk,
>>>>>
>>>>I would contact Bryant with the model, see if there is any reported
>>>>problems.
>>>>You need a model, series, product and serial number to get precise info.
>>>>
>>>>Could be the board itself. There have been several revisions.
>>>>
>>>>I have seen wifi routers that cause a furnace to lockout. Had an old
>>>>limit
>>>>control that would "chatter" and cause interference with the TV.
>>>>
>>>>Can you tell when the interference starts, relative to your furnace
>>>>operation?
>>>>Try to watch the sequence and see when exactly it happens.
>>>>
>>>>What capacitor? The fan motor capacitor?
>>>>I don't see how a capacitor or an igniter could do that...
>>>>
>>>>-Canadian Heat
>>>
>>> Thanks for your thoughts, Canadian Heat.
>>>
>>> I emailed Bryant describing my problem, even though their website says
>>> not to ask them technical questions. They say to call a Bryant
>>> serviceman. I also asked them if I have one of the furnaces which has
>>> the plastic laminated mild steel secondary heat exchanger instead of
>>> stainless steel. I didn't mention the class action lawsuit which has
>>> been brought against Carrier for defective materials in the secondary
>>> heat exchanger.
>>>
>>> I made careful note of when exactly the radio interference was being
>>> produced during the cycle. I was surprised to find that it was not
>>> being produced at or near the beginning of the cycle. It occurs some
>>> time after 5 minutes into the cycle, one or more times per cycle, with
>>> a duration ranging from 90 seconds to 5 minutes.
>>>
>>> I pulled the control panel to have a better look at that big oval can
>>> capacitor. It is definitely the fan motor capacitor. I'm a little
>>> rusty on when those capacitors are in play. Am I wrong in assuming
>>> that the capacito is only used to get the motor started? If the
>>> capacitor was in play all the time the fan motor were running, that
>>> would match more closely the static pattern observed. When I held my
>>> walkman radio near that capacitor the static didn't get louder. It is
>>> very hard to pinpoint the source of the RFI with the Walkman. My ears
>>> may be playing tricks on me, but the gas valve seems to be the focus,
>>> but that is a very close call.
>>>
>>> I would appreciate hearing your insight on this.
>>>
>>> Sincerely, BlackHawk
>>
>>
>> Dear Blackhawk
>> I have no idea what furnace you have or what it may look like
>> but what you describing, to me it seems that when furnace have
>> reach satisfactory temperature something is trying to limit
>> that temperature or even perhaps trying to shout it down
>> check you limit control device it could be set little closer
>> then it should be I will also assumed that this is hot element
>> turn on and not arc type device turn on
>> the capacitor are normally use in running winning to keep
>> motor running in right direction and are on at all time
>> as long as fan is on also be careful running capacitors always
>> are having much higher voltage then your supply voltage
>> and can also have charge in them even after unit is bee
>> shout down
>>
> Dildo say that!
>
> No one else has a clue what he said, though...
>
YOU DO NOT NEED TO KNOW YOU ARE PRO.????
HaHahaha DIDO
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