Posted by Tx Jim on December 04, 2011 at 11:27:41 from (67.142.163.26):
In Reply to: 4020 jd batterries posted by Bob Bancroft on December 04, 2011 at 04:46:26:
JDseller
What I was referring to is attaching both the brown & black supply wires(which are the Batt A & B supply wires) at the starter together to the positive cable therefore there would be no need to alter the wires on the circuit breakers under the dash. This doesn't address the voltage regulator,fuel gauge or idiot light because I agree with what you stated earlier about those items. Please correct me if I'm wrong as it's been many years since I was a JD service manager.
If I'm looking at the parts catalog correctly for an open station 4020 diesel < SN 200,999 there's only 2 main wiring harnesses. This doesn't include the different harnesses for powershift & Syncro-range trans which are different because of the safety(neutral start) switches or the lamp harnesses.
MAIN WIRING REPLACEMENT KIT(NOT ILLUSTRATED)
(DIESEL)(TRACTOR SERIAL NO. 065000-090999)
AR44954 WIRING HARNESS 1 (SUB FOR R39645) (SUB AR47662 KIT)
GENERATOR AND STARTER WIRING
(DIESEL)(TRACTOR SERIAL NO. 091000- )
AR47697 WIRING HARNESS 1 MAIN
This post was edited by Tx Jim at 14:42:59 12/04/11 2 times.
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