Sevcon Service & Repair Forum

Hey, the Sevcon MOS90 631/40277 power supply unit went down mid-shift. Needs attention ASAP. Thanks!

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— Posted by David Simmons on 2013-08-15

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145 Rockwell Place Ct
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Phone: 1-336-969-0110


Recent 128 Comments

#Sevcontrol by Lucjan on 2013-01-03 19:16
One of the drives/boards in Sevcontrol MOS90 631/40164 power supply failed. Will troubleshoot further and update on the status ASAP.

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#Sevcon by MIKALEF on 2012-08-12 20:45
I'm experiencing issues with the Sevcon MOS90 631/46002 model related to the power supply. Something seems to have stopped working, and I'm unsure of the exact problem. Any assistance you could provide would be greatly appreciated.

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#Sevcon by PeterArres on 2013-08-13 03:35
Hello, do you have a Sevcon MOS90 631/40277 power supply available for sale or repair? We need it urgently to keep production running. Thank you.

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#Sevcontrol by garces on 2013-08-11 00:35
The Sevcontrol MOS90 631/40164 power supply unit is not functioning as expected. It is exhibiting abnormal behavior that is unfamiliar to me.

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#Sevcontrol by rassu on 2013-08-12 19:32
the Sevcontrol MOS90 631/40164 unit acting as a power supply went down mid-shift. Needs attention ASAP. Thanks.

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#Sevcontrol by Toll on 2013-03-16 09:15
I need assistance with repairing my Sevcontrol MOS90 631/40164 power supply unit. Our production is stalled, and I'm hoping you can provide a solution. Do you have a replacement unit available for sale or repair?

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#Sevcon by Rodger Jarrett on 2012-01-01 20:53
Can this Sevcon MOS90 631/46002 power supply unit be repaired or bought as a replacement? Just trying to resolve this as part of completing my to-do list.

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#Sevcon by idioksgafsike on 2015-07-22 16:20
The Sevcon MOS90 631/41063 unit is not functioning properly. Please investigate and provide assistance.

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#Sevcon by peter coutts on 2013-02-01 16:53
I apologize for the inconvenience, but there seems to be an issue with the power supply unit of your Sevcon MOS90 631/40277. It's possible that this is causing the machine to stop working as expected. I recommend contacting a technician to diagnose and resolve the problem.

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#Sevcon by Soliz on 2013-08-01 07:32
The Sevcon MOS90 631/40277 power supply unit is exhibiting unusual behavior in the warehouse. It is not performing its normal functions and appears to be acting erratic or strange. Further investigation is needed to identify and address the issue with this unit.

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#Sevcon by Kevin West on 2015-07-22 00:20
Can you provide me with a timeline of the issue or the parts you've tried to fix it if you have?

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#Sevcontrol by IDONGESIT EKPO on 2013-08-04 19:32
The Sevcontrol MOS90 631/40164 power supply unit is not functioning properly. Maintenance team needs assistance. Thank you.

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#Sevcon by BEENA on 2015-07-11 12:20
The Sevcon MOS90 631/41063 controller is not working.

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#Sevcon by Nicolescu Constantin on 2013-04-17 02:56
The Sevcon MOS90 631/40277 unit is down, power supply issue. Please address it during the day.

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#Sevcon by Ken Van Dyke on 2012-10-24 18:37
I need an update on the status of the Sevcon MOS90 631/46002 power supply. The unit is still down. Please provide a

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#Sevcontrol by Amado Arcangel Zerendieta on 2013-04-20 08:05
The Sevcontrol MOS90 631/40164 power supply unit in the warehouse is exhibiting unusual behavior - not functioning as it typically does.

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#Sevcon by Edgar Rodriguez on 2013-03-16 20:15
My Sevcon MOS90 631/40277 is still down and in need of assistance. Please respond

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#Sevcon by medel on 2012-06-10 05:36
the Sevcon MOS90 631/46002 unit that handles the power supply went down mid-shift. Need someone to take a look ASAP in the morning.

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#Sevcon by Steve Tate on 2012-03-01 00:29
Seeking repair for Sevcon MOS90 631/46002 power supply unit. Unit is not functioning properly. Need help from a skilled technician to troubleshoot and repair it

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#Sevcon by SLOANE on 2012-04-06 17:55
Do you have a Sevcon MOS90 631/46002 power supply available for sale or repair? Our unit is down, and we need a solution to keep production running.

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#Sevcon by Foor on 2013-02-24 10:59
Could the Sevcon MOS90 631/40277 power supply be repaired or purchased as a replacement? I'm working on checking this off my to-do list. Thank you!

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#Sevcon by SHANE STOCKTON on 2012-02-17 15:52
One of the Sevcon MOS90 631/46002 drives or boards is down, affecting the power supply. Need immediate attention to diagnose and resolve the issue.

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#Sevcontrol by byers on 2013-10-31 14:12
One of the Sevcontrol MOS90 631/40164 boards just went down. Need to troubleshoot and replace ASAP to get back up and running.

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#Sevcon by George Bose on 2012-07-16 11:30
Could you please confirm if the Sevcon MOS90 631/46002 - Power Supply unit is still supported or if replacement parts are available? Thank you.

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#Sevcon by Pavlicek on 2006-12-11 00:00
My Sevcon Millipak controller is not powering on, and the machinery it controls is non-functional. Looking for a technician who can diagnose and repair the issue

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#Sevcon by Surma on 2015-01-10 23:41
I'm currently experiencing an issue with the Sevcon MOS90 631/41063 controller. I'm unsure of the specifics, but something seems to have stopped working. Any assistance would be greatly appreciated.

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#Sevcon by David Simmons on 2013-08-15 01:01
Hey, the Sevcon MOS90 631/40277 power supply unit went down mid-shift. Needs attention ASAP. Thanks!

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#Sevcontrol by Chinh on 2013-03-25 10:32
Hello, my client is having issues with a Sevcontrol MOS90 (part number 631/40164) related to the power supply. Can you provide information on troubleshooting steps or potential repairs for this? Thank you.

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#Sevcon by Monica on 2012-11-19 04:59
Could you please confirm if the Sevcon MOS90 631/46002 power supply unit is still supported or if replacement parts are available? The unit is older, and we are unsure about the manufacturer. Thank you.

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#Sevcon by shahnawaz on 2012-08-06 04:24
The Sevcon MOS90 631/46002 unit in the warehouse is behaving unusually. It's not functioning as expected, exhibiting erratic behavior.

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#Sevcon by Agustín Vega Yépez on 2012-01-08 01:43
Hello, I am interested in purchasing a Sevcon MOS90 631/46002 Power Supply. I am not entirely sure if this is the correct model, but my team suggested reaching out to inquire about pricing and availability. I am looking to source this unit quickly. Thank you.

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#Sevcon by Mario Carabelli on 2012-11-01 11:34
Hello, I'm inquiring about part number Sevcon MOS90 631/46002, labeled as a power supply. Can you provide more information about this component and the repair process? Thank you.

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#Sevcon by Arslan on 2015-01-10 07:41
The Sevcon MOS90 631/41063 controller is exhibiting abnormal behavior in the warehouse.

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#Sevcon by furqan on 2013-07-28 09:32
The Sevcon MOS90 631/40277 unit has failed - issue with the power supply. Needs attention ASAP.

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#Sevcon by Peshak on 2012-05-21 20:58
I urgently need an update on the status of my Sevcon MOS90 631/46002 power supply unit. It is still down. Please respond

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#Sevcon by Swanson on 2013-12-30 16:27
Sevcon MOS90 631/40277 power supply is not providing power to the machine.

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#Sevcon by Schneider on 2015-01-27 05:17
I have a Sevcon MOS90 631/41063 controller that needs repair. It's currently not functioning and impacting our work operations. Please let me know if you can repair this type of industrial unit. Thank you.

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#Sevcon by BAYSDEN on 2013-07-30 15:32
Is the Sevcon MOS90 631/40277 still supported or are replacement parts available for repair?

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#Sevcontrol by Zuccarelli on 2016-07-10 20:16
Drive failure reported on Sevcontrol MOS90 631/40038 controller. Need immediate attention to troubleshoot and replace.

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#Sevcon by Bayu on 2012-09-19 19:15
The Sevcon MOS90 631/46002 unit appears to be a power supply. It is currently not functioning properly, and assistance from the maintenance team is needed.

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#Sevcon by optioseowerne on 2021-07-01 16:32
Can the Sevcon Millipak Control Unit be repaired or replaced? Trying to check it off your to-do list.

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#Sevcon by mustafa on 2012-02-03 13:42
The Sevcon MOS90 631/46002 power supply unit in our warehouse is exhibiting unusual behavior. It is not functioning as it typically does, and its operations seem erratic and inconsistent.

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#Sevcon by marcio on 2012-08-19 14:07
Hey, the Sevcon MOS90 631/46002 unit lost power mid-shift. Please check it out during the day. - Night Shift Crew

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#Sevcon by bhvnveszpk on 2015-07-06 16:58
Do you have a Sevcon MOS90 631/41063 controller available for sale or repair? This unit is crucial for our production. Your

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#Sevcon by Mika on 2012-10-20 00:57
The Sevcon MOS90 631/46002 is still down and I need assistance with the power supply. Please provide a response this time.

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#Sevcontrol by Dennis Fischer on 2013-07-23 23:32
We experienced downtime due to a power supply issue with the Sevcontrol MOS90 631/40164. Need a quick explanation of what happened and when it occurred. Shift change is imminent.

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#Sevcon by Pallo on 2013-01-30 22:47
Sevcon MOS90 631/40277 power supply is now down. Error code 12 appears on the screen. Please advise on the next steps to resolve this issue

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#Sevcon by persuno on 2012-01-16 09:36
My Sevcon MOS90 631/46002 power supply unit is not functioning properly. Looking for a tech who can repair industrial units like this.

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#Sevcon by Lloyd Rontti on 2012-08-04 10:24
I am following up on the Sevcon MOS90 631/46002 issue. The unit is still down. Please respond

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#Sevcon by GUSTAVO CARRERA on 2014-12-28 00:00
the Sevcon Millipak 633T45312 controller in Unit X went down mid-shift. Need someone to check it out ASAP in the morning. Thanks!

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