Case 680E

You're cheating on your Case with another tractor! We want all the dirty details!
JSinMO United States of America
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Re: Case 680E

Post by JSinMO »

:congrats: :69: :thumbsup: :highfive: !!! Starts easy and sounds good! Great job! How the oil pressure? I always get nervous until I see that needle climb!
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Spike188 Canada
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Re: Case 680E

Post by Spike188 »

@Eugen Woot, That has to be a great feeling.
Spike Colt - 9 & 10, Case - 108, 118, 444, 446, 448, 646, 646bh, Ingersoll 4016, 4118AH
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MattA United States of America
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Re: Case 680E

Post by MattA »

Nice work Eugen. The smokescreen is gone 👍
Ingersoll 4016
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DavidBarkey Canada
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Re: Case 680E

Post by DavidBarkey »

runs to nice . how you going to keep to mosketoes away now .
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Timj United States of America
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Re: Case 680E

Post by Timj »

:worship: :clap: :clap: sounds good, good job :thumbsup: :highfive:
:creeper: no more mow it's time to blow :446cart:
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propane1 Canada
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Re: Case 680E

Post by propane1 »

Nice. Love the sound. :thumbsup:

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Eugen Canada
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Re: Case 680E

Post by Eugen »

Thanks guys!

@JSinMO it doesn't have an oil pressure dial if you can believe. :sigh: It only has a low oil pressure light which never worked while I had it. Haven't run it but for about 30 seconds for now. I intend to fix that light and maybe even replace the oil pressure switch with a sensor later on.
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Harry United States of America
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Re: Case 680E

Post by Harry »

To crank it and start so easy, then just idle with no hesitation is exciting. Cloud Nine! :worship: :69: :peace: Harry
1973 444, 1974 644, 1976 446, 1977 646, 1986 226
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Chad Canada
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Re: Case 680E

Post by Chad »

Well done! A great feeling I'm sure. Sounds great.

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Re: Case 680E

Post by Eugen »

So what about thats oil pressure? Thank you Jeff for giving some home work :D

As you guys know I pulled out some stumps and dug a 100 feet long trench for the neighbour never having any real confirmation of oil pressure or engine cooling. :109: Yeah, sometimes I just pretend it's all working until it doesn't. There now, how's that for a confession? :blush:

The truth is I always meant to go through the instrument panel at some point; it's in all kind of bad shape. Found some missing connection which I fixed with some soldered wire, bad light bulbs, etc.
IMG_0719.jpeg
But the real culprit as far as oil pressure goes is the oil pressure switch. That switch should be normally closed. What this means is that at rest, the light bulb gets on one side 24 volts, and at the other end it gets zero volts through the oil pressure switch, which is like a wire connecting the bulb to the tractor chassis which is in turn connected to the negative lead of the battery. When the tractor is running, if there's enough pressure, the switch interrupts the circuit going to open state. Then the light bulb does not light, because it's no longer connected to the chassis.

My switch is stuck in the open state. Easily tested with a multimeter set on measuring resistance. New one ordered.
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