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Thread Tools | Display Modes |
#1
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2084 Resurrection
I bought this tractor over a year ago, for pocket change, not running.
I messed with the original engine - head gaskets, coils etc. Never could get it to stay running. So I acquired an 1863 for parts. It had a good engine and a 3-point. This weekend I changed out the motor and put the 1863 motor in the 2084 and got it hooked up. It took a while to get it to run. Turned out the fuel solenoid was not getting power. As soon as I jumped 12V to that solenoid it ran like a champ. Now, I don't want to have to jumper it every time I need to use it, so I need to find the power source. The schematic shows diodes in the feed, so I think it best to use what it came with. I know I can pull the carb and block it off, but right now I think I want to make the solenoid work. I have been using the ole electric icepick to look for power, and not finding any. I have probed the red wires on the engine connector with no power found with key on. Anyone got a hint where to look? Lacking that, where is a good place to pick up 12V (key on)? |
#2
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The 2084 had a Fuel Solenoid in it's original production. It was powered by two means:
(A) During the Engine start, and (B) During the Engine run. During the Engine start, it was powered from Blue Wire, that goes to the Start Solenoid, through a Diode, to give power during the start process. During the Engine run, it was powered, through a Diode, from Red/White Wire, that comes from the R terminal on the Ignition Switch. This powers the Fuel Solenoid during engine run.
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[B]Roland Bedell[/B] CC Models: 100, 105, 1450, 782, (2) 784, & 2072 [SIZE="4"][B][COLOR="Red"]Buy:[/COLOR][COLOR="Blue"] Made in the USA[/COLOR][/B] [/SIZE]:American Flag 1: |
#3
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That's what it looked like to me.
I've probed the engine connector for both wires and I'm not seeing voltage on either. It's tracing beyond that where I get lost. Are these color codes the same throughout the harness? That is, when I find a red/white behind the dash, that's the same circuit that feeds that solenoid? Same for the solid red? Probably a silly question. I'm looking to trace it forward from the battery or at least the key switch. EDIT: I re-read this after some coffee and it's cleared up. I'll give it another shot later today. |
#4
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The only thing you don't see in that diagram, is the complete Start Circuit.
In the Start Mode, power leaves the S terminal on the Ignition Switch, goes to the Brake Switch, then the PTO Switch, then the Starter Solenoid. Thus, the PTO has to be off, and the LH Brake Pedal has to be depressed, for the circuit to function correctly.
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[B]Roland Bedell[/B] CC Models: 100, 105, 1450, 782, (2) 784, & 2072 [SIZE="4"][B][COLOR="Red"]Buy:[/COLOR][COLOR="Blue"] Made in the USA[/COLOR][/B] [/SIZE]:American Flag 1: |
#5
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Do those diodes ever fail (open)?
What is their purpose? |
#6
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Quote:
Of course, I can't trace the solenoid power back without pulling the engine and removing the rear shroud. I appears to me that single wire to the solenoid has to go straight to the electrical connector over the starter. The schematic shows two wires, each with a diode. I am seeing a single wire. Where does it split, and where are the diodes? I have a 2nd CH18 I just pulled. Maybe I'll pull the rear shroud on that just to see where that wire goes. I'll give it another try this afternoon. If I don't make progress I'll just pull the carb and block the solenoid port. I appreciate the help! |
#7
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I believe Sam just cuts the rubber tip off the end of the solenoid and reinstalls it.
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#8
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easy enough. thanks!
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#9
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Quote:
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[B]Roland Bedell[/B] CC Models: 100, 105, 1450, 782, (2) 784, & 2072 [SIZE="4"][B][COLOR="Red"]Buy:[/COLOR][COLOR="Blue"] Made in the USA[/COLOR][/B] [/SIZE]:American Flag 1: |
#10
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What's up with the goofy angles on all the pic's?
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