[AT] Anyone heard from Bo Hinch?

Wed Jan 25 09:03:36 PST 2017

That's where I'd be looking.  Detroit racks generally don't
get out of wack that far unless there is something worn of damaged.

Charlie

-----Original Message----- 
From: Cecil Bearden
Sent: Tuesday, January 24, 2017 8:01 PM
To: Antique tractor email discussion group
Subject: Re: [AT] Anyone heard from Bo Hinch?

I replaced that diaphram once, it may have cracked with the cold, or it
was just too cold for the oil in the compressor and the engine was just
not idling fast enough.

Cecil in OKla

On 1/24/2017 11:49 AM, charlie hill wrote:
> Cecil I'm really stepping out on a limb here but I want to
> say there is a diaphragm somewhere in the system that goes bad
> and creates that problem.  My guess is the problem is on the air end
> of the compressor not the governor.  I may be wrong.  Like I said, I never
> worked on them myself.  Occasionally when they started acting up on
> the job the guys would attach a wire to the lever that that rod attaches 
> to
> and pull the rod back a bit (towards the air end) to make it run until it
> could
> be fixed.  I can't tell you how to do that either particularly on a 
> Detroit.
>
> Hang on a bit and maybe Bo will set us both straight.  I'm pretty sure he
> knows.
>
> Charlie
>
> -----Original Message-----
> From: Cecil Bearden
> Sent: Monday, January 23, 2017 6:27 PM
> To: Antique tractor email discussion group
> Subject: Re: [AT] Anyone heard from Bo Hinch?
>
> OK, that confirms what I was thinking.  It has been 20 years since I set
> he rack on a Detroit.  luckily I still have all my old books, just have
> to dig them out...   They are buried in some file cabinets behind a
> stack of plywood!! That plywood is not on pallets either!!  I think the
> problem is the rod from the compressor regulator is a little too long
> for cold weather operation...   My problem is that I work with 4cycle
> diesels all the time and a Detroit sounds so much different, that  I
> have a problem setting the idle speed by ear.   I love Detroits, they
> are about the most reliable engine around.
>
> Thanks
>
> Cecil
>
>
> On 1/23/2017 11:45 AM, charlie hill wrote:
>> Cecil,
>>
>> I'm sure Bo can help you with this better than I can.
>> After being around a lot of Detroits I can tell you that
>> the idle is controlled by "the rack" and that isn't something
>> you need to mess with without experience because if it
>> isn't right the engine will run away until it hand grenades.
>>
>> The problem you are having is most likely related to the pressure relief
>> valve.  The Ingersol compressors I'm familiar with don't have detroits 
>> but
>> I think the set up is about the same.  There is a valve on top of the
>> accumulator
>> tank that is piped to a solenoid wired to the start button.  There is a
>> rod
>> that runs
>> from the air end of the compressor to the pump on a JD or Cummins.  I'm
>> not
>> sure
>> how it's set up for a detroit but that calls on the governor based on air
>> demand.
>> If it's not right it will shut the engine down or rather lug it down 
>> until
>> it shuts off.
>>
>> Of all the screw compressors I've dealt with over the years, if they are
>> giving problems
>> it is somewhere in that system.  I'm sorry I don't know the correct
>> terminology.
>> I never work on them because 1)  they weren't my machines and 2) given 
>> the
>> nature
>> of compressed air I didn't want to risk tinkering with it.  I leave that
>> to
>> folks that know what
>> they are doing. I've never seen a compressor come unglued but I have seen
>> a
>> Detroit run away
>> and grenade.  It ain't pretty! It will make you want to run!
>>
>> Charlie
>>
>> -----Original Message-----
>> From: Cecil Bearden
>> Sent: Monday, January 23, 2017 10:27 AM
>> To: Antique tractor email discussion group
>> Subject: Re: [AT] Anyone heard from Bo Hinch?
>>
>> Bo:
>>
>> Thanks..  I had a ransom virus in my computer and I had to start over
>> lost everything from 2007..  My old Ingersoll 250 rotary ...........   I
>> had to start it up in 12 deg weather a few weeks back.  3cyl
>> detroit...   It finally fired up with some ether like a typical
>> Detroit.   However, when pressure would build up and it would try to
>> idle back, it would just die.  I don't have a tach on this machine..   I
>> was only needing it at the time to air up a tire.   My electric
>> compressor was in another building., and my small compressor used a
>> Honda that would not pull start with the cold..   I finally connected a
>> 1/2" hose barb orifice to the other valve on the compressor and bled
>> enough air to keep the engine throttled up and hold at about 100 lbs
>> pressure.  I got the tire aired up and then discovered the oil filter on
>> the Detroit started leaking.  New filter and new 15W40 oil, but it was
>> cold..     I really don't find a place to set the Idle speed on the
>> Detroit.. I know this is a rather dumb question.
>>
>> Cecil
>>
>>
>> On 1/23/2017 8:32 AM, Bo Hinch wrote:
>>> Am still hanging in there Cecil and you can always find me by doing a
>>> google search on me . Been meaning to get with you on ALL these books
>>> that
>>> I have packed up and ready to go somewhere that you suggested a while
>>> back
>>> .The croup has been slowing me down for a while but hope to be back on
>>> track shortly . Oh , glad SOMEONE misses me , even if only for
>>> information
>>>     .
>>>
>>> On Mon, Jan 23, 2017 at 8:11 AM, Chuck Saunders <gooberdog at gmail.com>
>>> wrote:
>>>
>>>> Cecil,
>>>> The email Bo posted in his latest post to the list was 
>>>> bohinch at gmail.com
>>>> Hope this helps
>>>> Chuck Saunders
>>>>
>>>> On Mon, Jan 23, 2017 at 7:57 AM, Cecil Bearden <crbearden at copper.net>
>>>> wrote:
>>>>
>>>>> I haven't seen any posts from Bo in a while, and I lost his email
>>>>> address when I got the Ransom Virus I wanted to ask him about a 
>>>>> problem
>>>>> I have with my old Ingersoll compressor when it is cold...
>>>>> Cecil in OKla
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