John Deere Service & Repair Forum

The John Deere RE66821 7AT6JD01 Analog Tachometer unit is displaying erratic behavior. It is not functioning as it normally does and requires further inspection to determine the issue.

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— Posted by Fernandez on 2011-02-19

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If you need your John Deere unit tested or repaired,
give us a call at 1-336-969-0110.
We offer free estimates and extended warranties on the work performed.
Shipping/Receiving:
Industrial Electronic Repair
145 Rockwell Place Ct
Tobaccoville, NC 27050
Phone: 1-336-969-0110


Recent 331 Comments

#John Deere by syarif hidayat on 2013-08-13 13:35
The John Deere Bale Trak Plus RE159944 is failing to display accurate bale counts and is not registering bale sizes correctly. This issue is affecting the production line efficiency and needs immediate attention to prevent further delays.

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#John Deere by claudia on 2014-12-16 15:44
Please advise if the John Deere RE43902 7MRT2JD02 controller is still supported or if replacement parts are available for this unit. Thank you.

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#John Deere by Foot Young on 2015-07-23 20:20
John Deere RE64583 7SUD3JD01 SCV Setup Panel is displaying an error message and preventing production from going online.

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#John Deere by Wayne Alderman on 2015-07-31 15:20
Do you have a John Deere RE49192 7THM2JD03 Tachometer available for sale or repair? Our unit is down, and we need to keep production running.

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#John Deere by hejl on 2011-08-15 22:09
Could you please provide details on troubleshooting and repairing a John Deere RE66821 7AT6JD01 Analog Tachometer? My client is experiencing issues with it. Thank you.

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#John Deere by Ken Jenkins on 2013-08-15 13:01
I encountered an issue with the John Deere RE64583 7SUD5JD04 related to the SCV Setup panel causing downtime. Please provide details on the incident and when it occurred to help resolve the problem

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#John Deere by Naranjo on 2013-01-15 12:27
Please ensure someone attends to the John Deere RE64583 7SUD5JD04 SCV setup panel issue

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#John Deere by george graw on 2015-04-27 19:58
Do you have a John Deere RE49192 7THM2JD03 tachometer available for sale or repair? Our unit stopped functioning, and we need to keep production running smoothly.

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#John Deere by REALI on 2015-08-06 21:20
The John Deere RE64583 7SUD3JD01 SCV Setup Panel is displaying abnormal behavior in the warehouse.

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#John Deere by Md. Anwar hossain on 2011-11-23 17:43
Hi there, could you please provide repair information for a John Deere RE66821 7AT6JD01 Analog Tachometer? It's urgent. Thank you!

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#John Deere by Mulinge on 2014-02-15 11:58
Hello, the John Deere RE64583 7SUD3JD01 is displaying error code 7SUD3JD01 on the SCV Setup panel. The equipment is currently down and not functioning. Please advise on next steps to resolve the issue

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#John Deere by Roslin on 2025-06-03 23:52
Can the John Deere RE551415 controller be repaired, or should it be replaced? I'm trying to get this fixed or replaced to check it off my to-do list. Thank you.

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#John Deere by Dag on 2015-02-23 11:47
The John Deere RE46704 7AT2JD01 experienced downtime due to the tach display not turning on when cold. To address this issue

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#John Deere by Mahesh Menon on 2013-12-25 12:17
Looking for repair services for a malfunctioning John Deere RE64583 unit. Issue SCV Setup panel not functioning correctly. Seeking immediate assistance to get this industrial unit back in operation.

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#John Deere by George Hostutler on 2013-04-05 19:37
The John Deere RE64583 7SUD5JD04 is displaying error code E342. The SCV setup panel is unresponsive, preventing operation of the equipment. Please advise on troubleshooting steps or necessary repairs. Thank you.

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#John Deere by Michael Read on 2011-02-13 01:59
The John Deere RE66821 7AT6JD01 analog tachometer unit is not working. Please check and repair during the day shift.

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#John Deere by Michael Groll on 2025-06-03 19:00
I can definitely help you with that. I'll reach out to inquire about the support and availability of parts for the John Deere RE218346 controller.

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#John Deere by Mon Torres on 2015-02-17 20:24
I need assistance with my John Deere AT320355 AT320694, which is a CAN Monitor Unit. It's an older unit, and we're unsure of the manufacturer. Can you please confirm if it's still supported or if replacement parts are available?

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#John Deere by Sehm on 2015-07-15 04:20
Hi there, the John Deere RE66265 Digital Tachometer is displaying error code E4. Equipment is not registering engine RPMs accurately. Kindly advise on troubleshooting steps needed for proper diagnosis and repair. Thank you.

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#John Deere by breslin on 2013-08-12 02:32
Equipment down with error code displayed on John Deere RE64583 SCV Setup panel. Need urgent assistance troubleshooting issue to resume operation.

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#John Deere by Petr on 2010-10-19 09:54
Experiencing display issues with my John Deere Motorola RE64583. Need help fixing it

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#John Deere by Fred Coster on 2013-04-28 13:18
The John Deere RE64583 7SUD5JD04 is not functioning properly. Please check the SCV Setup panel.

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#John Deere by Arain on 2015-07-07 21:32
I have a John Deere RE49192 7THM2JD03 Tachometer that's not working and needs repair. Looking for a technician who can troubleshoot and fix the issue

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#John Deere by Braun on 2014-04-14 09:32
The John Deere RE64583 7SUD3JD01 SCV Setup panel is displaying erratic behavior and not functioning as expected.

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#John Deere by Paris Mihai on 2015-01-01 03:54
I'm currently experiencing an issue with the SCV Setup Panel on my John Deere RE64583 7SUD5JD04 machine. It seems that this feature has stopped working and I'm unsure of what the exact problem is. Your assistance in diagnosing and fixing this issue would be greatly appreciated. —> …Purchase or Repair: Ticket Image...
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#John Deere by Senthil on 2015-08-09 23:20
The John Deere RE64583 7SUD5JD04 SCV Setup Panel is not functioning as expected. The unit is displaying unusual behavior, which is different from its normal operation.

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#John Deere by Derrick Taylor on 2014-12-24 12:06
I'm sorry to hear that your John Deere RE43902 7MRT2JD02 controller is no longer functioning properly. It seems like there might be an issue with its operation. I recommend reaching out to a technician for a closer look and assessment.

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#John Deere by wes wilhour on 2011-12-25 18:07
the John Deere RE66821 7AT6JD01 Analog Tachometer unit went down mid-shift. Needs attention ASAP!

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#John Deere by Vasileios on 2011-01-12 08:23
Can you please confirm if the John Deere RE66821 Analog Tachometer is still supported or if there are replacement parts available? Thank you.

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#John Deere by gonzalo on 2014-05-03 11:20
John Deere RE64583 SCV Setup panel issue - drive or board failure. Investigating now, update coming shortly.

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#John Deere by kian on 2015-01-11 12:41
Could this John Deere RE65483 7SUD5JD04 SCV Setup Panel be repaired or bought? Checking this off my to-do list.

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#John Deere by Enzo lezzi on 2020-02-08 00:00
Urgent Repair Needed for John Deere RE81075 ControllerHi, we are experiencing issues with our John Deere RE81075 - the controller is not responding and displaying error code E123. Equipment is currently down, affecting operations. Please advise on urgent repair action required. Thank you.—> …Purchase or Repair: Ticket Image...
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#John Deere by RJ GARCIA on 2014-02-15 23:58
Hi there, we have a John Deere RE43902 7MRT2JD02 controller that stopped working and we need a replacement. Could you please provide us with the repair information for this part? We need a quick solution. Thank you!

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#John Deere by Mutha on 2013-05-17 11:54
Could you please confirm if the John Deere RE63440 7SUD4JD03 SCV setup Panel is still supported or if replacement parts are available? Thank you!

—> Purchase or Repair:
#John Deere by ilbay on 2014-11-01 20:57
Experiencing issues with my John Deere RE43902 7MRT2JD02 controller, not functioning properly. Looking for a skilled technician to diagnose and repair as soon as possible.

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#John Deere by roger moutal on 2015-02-02 18:39
I'm interested in buying the John Deere RE65483 7SUD5JD04 SCV Setup Panel. Could you please provide information on pricing and availability? We're looking to source one quickly. Thank you.

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#John Deere by Lee Wei How (Wellson) on 2013-02-22 10:13
Please provide me with more information about the pricing and availability of the John Deere RE64583 7SUD5JD04 SCV Setup panel. I am interested in sourcing one quickly. Thank you.

—> Purchase or Repair:
#John Deere by calvin haines on 2010-08-15 13:28
The unit with the digital display (John Deere Motorola RE64583) in the warehouse is exhibiting abnormal behavior. The display is flickering intermittently, and some of the buttons are not responding properly. It seems to be freezing up occasionally as well.

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#John Deere by Swanepoel on 2011-04-11 19:20
The John Deere RE66821 7AT6JD01 analog tachometer unit is not working.

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#John Deere by Abdulkader on 2015-08-06 06:20
The John Deere RE64583 7SUD5JD04 experienced downtime due to issues with the SCV Setup Panel. The incident occurred during our shift. Please provide insights on what went wrong before the next shift begins.

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#John Deere by Pat Rumsey on 2014-12-22 03:44
The John Deere RE64583 7SUD3JD01 SCV Setup panel is not working.

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#John Deere by Eddie Samaniego on 2015-04-27 18:58
I can assist you with that. I will check if the John Deere RE66265 7MRT8JDO1E digital tachometer is still supported or if replacement parts are available.

—> Purchase or Repair:
#John Deere by Alexandre Moreira on 2014-12-28 20:06
The John Deere RE64583 7SUD5JD04 unit went down mid-shift due to a MOTOR CONTROL issue. Please have someone address it during the day shift. Thanks!

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#John Deere by Zac Cameron on 2014-12-20 19:44
Hello, I am interested in purchasing a John Deere RE64583 7SUD5JD04 motor control unit. I'm not entirely sure if this is the right model, but my team recommended asking you. Could you please provide information on pricing and availability? I'm aiming to source one quickly. Thank you. —> …Purchase or Repair: Ticket Image...
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#John Deere by darren kotzur on 2011-06-07 19:38
Can the John Deere RE66821 7AT6JD01 Analog Tachometer be repaired or purchased to resolve the issue? Checking this off my to-do list.

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#John Deere by Al Schrock on 2013-05-25 15:24
Our John Deere RE64583 7SUD5JD04 is still down. Please provide assistance and get back to me as soon as possible. Thank you.

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#John Deere by Leung on 2015-08-05 10:20
The John Deere RE64583 7SUD5JD04 is a SCV Setup Panel that isn't working. The maintenance team needs to take a look at it.

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#John Deere by Van on 2021-06-18 00:00
Experiencing issues with my John Deere RE528702 controller - not responding. Need assistance ASAP.

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#John Deere by barry lee on 2015-08-13 15:20
The John Deere RE49192 7THM2JD03 tachometer is displaying erratic readings.

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#John Deere by JR TECHNO PRODUCTS on 2015-08-07 20:20
Tach display on RE46704 not working when cold, likely due to a failed drive or board. Need to address this issue with troubleshooting.

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