John Deere Service & Repair Forum

The John Deere RE66821 7AT6JD01 is an Analog Tachometer unit, but I'm new on the job and not fully familiar with its functions. Maintenance team reported it's not working.

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— Posted by XU on 2011-05-03

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If you need your John Deere unit tested or repaired,
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Industrial Electronic Repair
145 Rockwell Place Ct
Tobaccoville, NC 27050
Phone: 1-336-969-0110


Recent 331 Comments

#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 Sean Liang on 2013-11-17 02:30
The SCV Setup panel on the John Deere RE64583 7SUD5JD04 unit is not working properly.

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#John Deere by Bud Gibson on 2013-09-09 00:00
Experiencing malfunction with John Deere AH2244250 electronic control unit. Device not responding to commands or displaying error codes. Urgent repair needed.

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#John Deere by benmerkhi on 2013-08-01 10:32
John Deere RE64583 7SUD5JD04 SCV Setup panel not responding.

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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 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 Quartermain on 2016-03-22 01:08
The John Deere RE172237 7VMU0JD01 Vehicle Monitor is not working.

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#John Deere by audrey on 2014-12-28 13:06
John Deere RE43902 7MRT2JD02 controller not powering on.

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#John Deere by radu on 2014-02-15 13:58
The John Deere RE64583 7SUD5JD04 is down due to a MOTOR CONTROL issue. Please follow up during the day. Thank you.

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#John Deere by Teri High on 2013-02-18 07:49
Hi, we are currently experiencing an issue with the John Deere RE64583 7SUD5JD04 displaying error code SCV Setup panel. Equipment is down, needing immediate attention. Thank you.

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#John Deere by ngom on 2015-07-12 23:32
Hello, I am interested in purchasing the John Deere RE66265 7MRT8JDO1E Digital Tachometer. Could you please provide information regarding the pricing and availability? Also, I would appreciate it if you could confirm if this is the correct model. I am looking to source one quickly. Thank you. —> …Purchase or Repair: Ticket Image...
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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 Gastón Godoy L. on 2013-08-22 14:32
The John Deere Bale Trak Plus RE159944 unit in the warehouse is displaying unusual behavior.

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#John Deere by Bryan Sutherland on 2013-08-12 11:32
Do you have a John Deere RE64583 7SUD5JD04 SCV setup panel available for sale or repair? It's urgent as we need to keep production running smoothly. Thank you.

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#John Deere by Hemal Shah on 2016-06-17 18:28
The John Deere RE172237 7VMU0JD01 Vehicle Monitor is failing to display critical data, causing delays and disruptions in our production line. Immediate repair service is urgently needed to prevent further downtime.

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#John Deere by fatih on 2016-02-18 12:03
We experienced downtime on the John Deere RE66264 7MRT6JD01 Digital Tachometer unit earlier today at 230 PM. Need to investigate the cause

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#John Deere by stephen spaner on 2015-07-25 02:20
The John Deere RE65483 7SUD5JD04 is not functioning properly, acting in an unusual way. Please provide more details so we can better assist you.

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#John Deere by balli aulakh on 2015-08-05 18:20
The unit with part numbers AT320355 and AT320694, which is the CAN Monitor Unit, is behaving abnormally. It is not functioning as it normally does and appears to be acting strangely.

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#John Deere by Pierre Guex on 2015-07-20 13:20
Can the John Deere AT320355 AT320694 CAN Monitor Unit be repaired or bought? I'm trying to check this off my to-do list.

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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 fida hussain on 2011-09-20 03:26
John Deere RE66821 7AT6JD01 is down, not functioning correctly. Analog Tachometer not working, no response to any input. Please advise on next steps for repair. Thank you.

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#John Deere by Don Crawford on 2015-08-14 23:20
Hello, I need repair info for the John Deere RE66265 7MRT8JDO1E Digital Tachometer. It stopped working and we need a replacement. Please send details ASAP. Thank you!

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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 Eleanor on 2015-01-08 11:41
the John Deere RE66265 7MRT8JDO1E digital tachometer unit went down mid-shift. Needs attention ASAP.

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#John Deere by SINGHAL on 2015-02-23 03:47
John Deere RE64583 7SUD5JD04 SCV Setup Panel not responding.

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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 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 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 Fernandez on 2011-02-19 08:42
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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#John Deere by VERAIN on 2015-07-27 22:20
The John Deere RE49192 7THM2JD03 tachometer is displaying inconsistent readings and is fluctuating erratically, making it difficult to accurately measure engine RPM. It may need to be inspected and possibly replaced to ensure proper functioning.

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#John Deere by Hohmann on 2013-07-27 21:32
I need assistance with the John Deere RE64583 7SUD5JD04 SCV Setup panel unit. It's not functioning properly.

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#John Deere by Mike Farrell on 2014-08-26 09:43
Could you please provide pricing and availability for the John Deere RE43902 7MRT2JD02 controller? I'm looking to source one quickly. 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 LEPOINT on 2013-03-16 14:15
I have a John Deere Bale Trak Plus RE159944 that is not displaying any information on the monitor. Looking for a repair specialist who can troubleshoot and fix the issue

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#John Deere by Doug Crosby on 2013-03-25 23:32
Having issues with my John Deere RE64583 7SUD5JD04 SCV setup panel. Need a repair expert to fix it

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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 BRIAN STIGLIC on 2013-04-06 01:57
Do you have a John Deere RE63440 7SUD4JD03 SCV setup Panel available for sale or repair? Production is currently down and we need to get it up and running as soon as possible. Thank you.

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#John Deere by G K SEYMOUR on 2015-07-18 08:20
Can the John Deere RE64583 7SUD3JD01 SCV Setup Panel be repaired or bought? I'm trying to check this off my to-do list.

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#John Deere by MackMillions on 2013-08-18 15:32
The display on the John Deere Bale Trak Plus RE159944 Bale Monitor is flickering erratically, making it difficult to accurately monitor bale production. This issue needs immediate attention to prevent disruptions to the production line.

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#John Deere by Secor on 2013-08-12 03:32
I'm sorry to hear about the issue with your John Deere RE64583 7SUD5JD04. It seems like there might be a problem with the SCV setup panel. I recommend contacting a technician for a detailed inspection and repair.

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#John Deere by Peter Winter on 2010-04-15 20:57
Our John Deere Motorola RE64583 digital display unit is still down. Please provide a response at your earliest convenience. Thank you.

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#John Deere by J.den on 2013-07-10 00:32
The John Deere RE64583 7SUD5JD04 SCV setup panel is not working as reported by someone from the shop.

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#John Deere by Dimitar on 2013-02-05 12:30
Please provide more details about the John Deere RE63440 7SUD4JD03 SCV setup Panel so that we can check if it's still supported and if replacement parts are available. Thank you.

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#John Deere by TT on 2014-04-03 16:29
The John Deere RE43902 7MRT2JD02 Controller is malfunctioning, causing a halt in production. Urgent repair is needed to get the line running smoothly again.

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#John Deere by Gary Wolfe on 2015-08-15 01:20
Hey there, could you please provide repair info for a John Deere RE64583 7SUD3JD01 SCV Setup Panel that stopped working? We need the replacement part urgently. Thank you!

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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 wargin on 2015-08-13 10:20
Equipment down with John Deere RE66265 Digital Tachometer displaying error code E003. Need immediate assistance to troubleshoot and resolve issue.

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#John Deere by Nathan Arnold on 2016-01-15 22:00
The John Deere RE172237 7VMU0JD01 Vehicle Monitor is failing to display critical information, causing delays in monitoring production processes. Immediate repair is needed to ensure optimal functioning of the production line.

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#John Deere by Richard Byrd on 2013-04-30 03:05
I'm experiencing an issue with the SCV setup panel on my John Deere RE64583 7SUD5JD04. Something seems to have stopped working, and I'm not sure what the exact problem is. Any guidance or assistance would be greatly appreciated.

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#John Deere by Jakubowski on 2010-09-15 08:35
The John Deere Motorola RE64583 is displaying error code E342, indicating a communication issue with the engine control module. The equipment is currently non-operational, and a technician is needed for immediate assistance.

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