Recent content by Hacke

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    Ford 5000 Serial Number decode

    Code 7 for the PTO means the independent 650:
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    Ford tractor 2000 series diesel 1974 bad generator

    Just thinking. If you have a scrapped Lucas starter motor, check the brush springs on it. They may fit the generator.
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    Ford tractor 2000 series diesel 1974 bad generator

    For that type of springs on a Lucas C40 type generator you need the brushes with an off-center connected wire. Brush springs, Lucas number: 227542 Brush set, Lucas number: 227541
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    Ford diesel tractor will not turn over

    I have not taken apart a Lucas style solenoid more than once, and that one had the two tabs connected with a thin wire internally. The arrangement puzzled me. It was most likely an aftermarket part of low quality. Searching and finding, there are different types of Lucas solenoids, but I think...
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    Ford diesel tractor will not turn over

    Connect the wire from safety switch to tab B (the upper one). Leave tab C disconnected. It is for low current loads, like bypassing a ballast resistor on a gasoline engine. It is connected to tab B internally with a thin wire. Chances are that the wire melted when you tried to engage the...
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    641 6 volt coil question

    Yes, there is nothing more to say on this matter.
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    641 6 volt coil question

    I took a 'look in the archives' and found this, posted by member John T: "... One way to look at it is if you have a 12 volt tractor but a 6 volt coil plus an external ballast (may or may NOT be your case), the ballast would be the same resistance of the coil to form a 50 50 voltage divider...
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    641 6 volt coil question

    English is not my native language, but I can read and understand what I wrote in post #100: " Please, read post #91 again. Same coil with same voltage drop, what differs? " Post #91 is this post: https://forums.yesterdaystractors.com/threads/641-6-volt-coil-question.1797111/post-11856375
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    Ford 2120 won’t start

    I suppose the solenoid is one like this?
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    Ford 2120 won’t start

    You made a clear and tidy diagram, so I am probably wrong, but my first thought was that the wire to the ballast resistor has accidently been connected to the ACC post on the key switch.
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    641 6 volt coil question

    Please, read post #91 again. Same coil with same voltage drop, what differs?
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    641 6 volt coil question

    Tony, Let us say that you have a 6 V system with a 6 V ignition coil, that have a primary winding resistance of 1.5 Ω. You convert to a 12 V system, keep the ignition coil and add a 1.5 Ω resistor in series with the primary winding. That is the only thing you change in the ignition system. Same...
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    1971(?) 5000 Cold start delete

    Just a thought.
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    641 6 volt coil question

    A coil is just a piece of wire. If you put 12 V across, you can call it a 12 V coil. In this case, the coil is aimed for a 6 V system and therefore it is called a 6 V coil.
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    641 6 volt coil question

    This is from a manual for Ford 1000-series, they all had 12 V systems. There was a mishap regarding the ballast resistor, see correction at red mark. Anyhow, data for primary resistance and current through breaker points for the 5" coil make 6.3 - 6.8 V across the primary winding. A 6 V coil in...
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