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Delco 24 volt generator polarizing
I probably did not save any money or gain intimate knowledge, but my 24v system is still charging. The Deere service manual has the best troubleshooting and repair information on the system. If it is wiring or a regulator, it can be fixed affordably. If you need a starter or generator and saving...- joefarm1
- Post #9
- Forum: John Deere
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Delco 24 volt generator polarizing
A2 is connected to the + side of 24v. A1 goes to the “GEN” terminal of regulator. “BAT” is connected to the - side of 24v. When I touch the jumper to the regulator terminals, I get a spark, and the generator has 24v applied across A2 to A1. I do not see a plate with circuit breakers by the starter.- joefarm1
- Post #6
- Forum: John Deere
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Delco 24 volt generator polarizing
Thanks for the reply. I am aware that the generator is not grounded. The generator is not producing a measurable voltage if I perform the “generator test”. The new field coil draws 0.77 amp with 24v applied across A1 to F which is acceptable in the JD service manual. I believe the armature is...- joefarm1
- Post #5
- Forum: John Deere
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Delco 24 volt generator polarizing
If I connect the “generator test” setup, the voltmeter remains at 0 volts.- joefarm1
- Post #3
- Forum: John Deere
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Delco 24 volt generator polarizing
I have a John Deere 4020 diesel with the original 24 volt generator (Delco 1103026). The generator had an open field coil. After replacing the field coil, the generator will not generate voltage when isolated from the voltage regulator, tractor running, A2 to +24v, A1 to -24v, A2 to F. With...- joefarm1
- Thread
- Replies: 8
- Forum: John Deere
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