[AT] IH B275 Diesel

charlie hill chill8 at suddenlink.net
Wed Dec 13 05:49:29 PST 2006


Dean apparently my first message never made it to the list.  Glad this one 
got there.

Charlie

----- Original Message ----- 
From: "Dean VP" <deanvp at att.net>
To: "'Antique tractor email discussion group'" 
<at at lists.antique-tractor.com>
Sent: Tuesday, December 12, 2006 6:21 PM
Subject: RE: [AT] IH B275 Diesel


> Charlie:
>
> Thanks that helps a lot. I haven't seen this message before. Wow! 0.9V and
> 36 watts. That means it has to draw 40 amps to do it's thing. They better
> have a good battery and some heavy wiring to do that.
>
> I guess that is why most use parallel glow plugs rather than series ones.
>
> Dean A. Van Peursem
> Snohomish, WA 98290
>
> "He who makes decisions in haste repents at his leisure."
>
> www.deerelegacy.com
>
> http://members.cox.net/classicweb/email.htm
>
>
> -----Original Message-----
> From: at-bounces at lists.antique-tractor.com
> [mailto:at-bounces at lists.antique-tractor.com] On Behalf Of charlie hill
> Sent: Tuesday, December 12, 2006 2:45 PM
> To: Antique tractor email discussion group
> Subject: Fw: [AT] IH B275 Diesel
>
>
>> Here you go Dean.
>>
>> Charlie
>>
>> I'd like to add one comment to this well worn thread.  Not that I know
>> anything about these particular glow plugs but I did try to research them
>> online and this is what I found.
>>
>>
> http://www.glowplugs.com/results_cross.asp?pid=AG+28&x=37&y=14&seenCrossWarn
> ing=1
>>
>> It says that Champion does not have that glow plug any longer and it has
>> been replaced by CH28 which it describes as follows.
>> 18mm installation thread with exposed heating element - hairpin, 13/16"
>> reach, M18x1.50 thread size, 0.9V 36W electrical rating
>>
>> Charlie
>>
>> ----- Original Message ----- 
>> From: "Dean VP" <deanvp at att.net>
>> To: "'Antique tractor email discussion group'"
>> <at at lists.antique-tractor.com>
>> Sent: Tuesday, December 12, 2006 3:08 PM
>> Subject: RE: [AT] IH B275 Diesel
>>
>>
>>> Charlie:
>>>
>>> That one didn't make it to me. Could you repost it?  Thanks.
>>>
>>> Dean A. Van Peursem
>>> Snohomish, WA 98290
>>>
>>> "He who makes decisions in haste repents at his leisure."
>>>
>>> www.deerelegacy.com
>>>
>>> http://members.cox.net/classicweb/email.htm
>>>
>>>
>>> -----Original Message-----
>>> From: at-bounces at lists.antique-tractor.com
>>> [mailto:at-bounces at lists.antique-tractor.com] On Behalf Of charlie hill
>>> Sent: Tuesday, December 12, 2006 6:45 AM
>>> To: Antique tractor email discussion group
>>> Subject: Re: [AT] IH B275 Diesel
>>>
>>> Dean,  I posted a web link the other  day that shows the replacement 
>>> glow
>>> plug.  It was rated at .9V
>>>
>>> Charlie
>>> ----- Original Message ----- 
>>> From: "Dean VP" <deanvp at att.net>
>>> To: "'Antique tractor email discussion group'"
>>> <at at lists.antique-tractor.com>
>>> Sent: Tuesday, December 12, 2006 8:56 AM
>>> Subject: RE: [AT] IH B275 Diesel
>>>
>>>
>>>> Ron:
>>>>
>>>> We have made two assumptions here. Assumption one is that these glow
>>>> plugs
>>>> are supposed to be wired in series. And the second is that they are
>>>> rated
>>>> at
>>>> 0.9V. If either one of these assumptions is incorrect then we are
>>>> fencing
>>>> with windmills and all that follows here will be incorrect.
>>>>
>>>> I just looked up some typical resistance on glow plugs and the ones I
>>>> looked
>>>> at were 1.5 ohm at 12v or around 100 watts. To develop 100 watts at 0.9
>>>> V
>>>> we
>>>> would have to have 110 amps of current. So something doesn't compute.
>>>> What
>>>> is the part number of the replacement glow plug and what is it's 
>>>> wattage
>>>> and/or voltage rating?
>>>>
>>>> The reason the glow plugs are burning up is probably the coil (ballast
>>>> resistor between the 12V source and the first of the in series glow
>>>> plugs)
>>>> resistance is not appropriate for the system and too much current is
>>>> flowing. For example if that coil is shorted out the lowest wattage
>>>> rated
>>>> glow plug will blow out immediately. Which sounds like what is
>>>> happening.
>>>> the coil resistance should be at least 10 times the resistance of the
>>>> individual glow plug resistance if the 0.9V rating has any merit which 
>>>> I
>>>> am
>>>> beginning to doubt quite seriously.
>>>>
>>>>
>>>> Dean A. Van Peursem
>>>> Snohomish, WA 98290
>>>>
>>>> "He who makes decisions in haste repents at his leisure."
>>>>
>>>> www.deerelegacy.com
>>>>
>>>> http://members.cox.net/classicweb/email.htm
>>>>
>>>>
>>>> -----Original Message-----
>>>> From: at-bounces at lists.antique-tractor.com
>>>> [mailto:at-bounces at lists.antique-tractor.com] On Behalf Of
>>>> rdhaskell at juno.com
>>>> Sent: Monday, December 11, 2006 11:11 PM
>>>> To: at at lists.antique-tractor.com
>>>> Subject: Re: [AT] IH B275 Diesel
>>>>
>>>> This crazy tractor is giving me fits.  I bought one new glow plug and
>>>> compared the resistance to my plugs and found I had two bad glow plugs.
>>>> I also bought an new resistor/indicator.  Wired it according to the
>>>> diagram.  Tested it and the indicator did not show anything, checked 
>>>> the
>>>> voltage along the line and found number two glow plug (a new one) had
>>>> melted. Checked the wiring and everything was according to the diagram.
>>>> Bought another glow plug and tried it again with the same results,
>>>> number
>>>> two melted.  This system sucks, the voltages can only be checked when
>>>> energized but the glow plug only lasts a coupe of seconds.  Who would
>>>> know if there are 12v glow plugs that will fit directly in the head?  I
>>>> am even considering drilling these out to fit another design glow plug.
>>>> Any advise?
>>>>
>>>> Ron Haskell
>>>> rdhaskell at juno.com
>>>> Riverside, California
>>>> USA
>>>> http://albums.photo.epson.com/j/AlbumList?u=3009370&f=0
>>>> _______________________________________________
>>>> AT mailing list
>>>> Remembering Our Friend Cecil Monson 11-4-2005
>>>> http://www.antique-tractor.com/mailman/listinfo/at
>>>>
>>>>
>>>>
>>>> _______________________________________________
>>>> AT mailing list
>>>> Remembering Our Friend Cecil Monson 11-4-2005
>>>> http://www.antique-tractor.com/mailman/listinfo/at
>>>
>>> _______________________________________________
>>> AT mailing list
>>> Remembering Our Friend Cecil Monson 11-4-2005
>>> http://www.antique-tractor.com/mailman/listinfo/at
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>>>
>>>
>>> _______________________________________________
>>> AT mailing list
>>> Remembering Our Friend Cecil Monson 11-4-2005
>>> http://www.antique-tractor.com/mailman/listinfo/at
>>
>
> _______________________________________________
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> Remembering Our Friend Cecil Monson 11-4-2005
> http://www.antique-tractor.com/mailman/listinfo/at
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