Mitsubishi Service & Repair Forum

The Mitsubishi inverter FR-U120-N1-5K-UF is displaying error code E22. Machine is not responding to commands and shows "OC" on the display. Need urgent assistance to troubleshoot and fix the issue to resume production.

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β€” Posted by Luciano da silva gradim on 2025-06-12

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Recent 107 Comments

#Mitsubishi by Mukesh Rawat on 2011-02-16 07:56
Dear sir,I want the specification of this battery(MR-BAT)so please send me early.Need to replace this battery.Thanks Mukesh Rawat

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#Mitsubishi by samir patel on 2022-02-02 03:00
The Mitsubishi ACL022-S input reactor inverter for the 2.2K single-phase inverter 200V caused downtime on . Seeking clarification before the next shift.

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#Mitsubishi Electric by Bella on 2010-11-16 02:57
The Mitsubishi Electric power supply unit BD625A887G52 KON-128H is exhibiting abnormal behavior. It is not functioning as expected.

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#Mitsubishi by Iwan Sutio on 2023-07-30 12:40
Hi there, I understand you're having an issue with the Mitsubishi FR-S540E-0.75K-EC unit. From what I gather, it's a 0.75kW three-phase micro inverter compatible with the FR-DU04. The problem seems to be that it's not working as expected. Let me know if you need further assistance.β€”> …Purchase or Repair: Ticket Image...
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#Mitsubishi by Maroulas on 2010-12-12 12:39
Hello, I need urgent repair information for a malfunctioning Mitsubishi MR-SA-33T Melservo-SA servo drive. Please provide details as soon as possible. Thank you.

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#Mitsubishi by crispin on 2010-11-04 19:44
Mitsubishi MR-SA-33T Melservo-SA is malfunctioning. The servo drive is causing a halt in production. Need immediate repair to resume operations.

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#Mitsubishi by sonnico elsisura on 2006-12-05 17:52
their is an error on our mitsubishi melservo-sa-r the error is alarm 52. pls reply us. thanks.

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#Mitsubishi by Charles Boursier on 2025-06-08 16:21
Can the Mitsubishi AUM-1391A monitor be repaired or replaced? Trying to check this off my to-do list.

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#Mitsubishi by Jorge Coelho on 2010-09-18 15:20
have you a schematic diagram of this unit?have you some information to help us to fix this problem?Thank you

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#Mitsubishi by Bhogal on 2024-11-09 11:05
The Mitsubishi HF-SP102B Servo Drive unit malfunctioned today, causing unexpected downtime. The issue occurred during the morning shift. Could you provide guidance on troubleshooting and resolving this problem before the next shift begins?

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#Mitsubishi by gilliland on 2014-08-01 00:00
Hi there, I'm interested in purchasing a Mitsubishi MDS-A-BT-6 unit. I wanted to inquire about pricing and availability as I'm looking to source one quickly. Thank you!

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#Mitsubishi by Mr. Surya Agussatria on 2021-07-19 03:58
Mitsubishi FR-E540-5.5K-CHT inverter displaying "Overcurrent Fault" error code.

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#Mitsubishi by Glenn Karl on 2010-04-19 13:15
I'm interested in purchasing a Mitsubishi MR-SA-33T Melservo-SA Servo Drive. Can you please provide information on pricing and availability? I'm looking to source one quickly. Thank you.

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#Mitsubishi by Phanom on 2008-01-31 09:13
I HOPE THATE YOU HELP US TO SOLV THES PROPLEM IN MELSERVO MODEL MR-SA502WHEN POWER ON THE ALARM COD AL24 IS DISPLAY THANK YOU FOR YOUR SUPPORT

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#Mitsubishi by Bonnie Pierson on 2025-02-19 15:39
The Mitsubishi MR-J2-200B 2KW Servo Drive is not working and needs attention from maintenance.

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#Mitsubishi by Ben Tudor on 2023-10-22 16:28
Mitsubishi Inverter IssueMessageHi there, I was informed that the Mitsubishi FR-E520S-1.5K-EC 1.5kW inverter is not working properly. Kindly assist with troubleshooting or repairs. Thank you.

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#Mitsubishi by archie reyes on 2009-05-31 15:23
we have servo amplifier j2s 350 but we have no servo motor so can u help pls. and also ask the alarm 16 how to reset thank you and God bless you

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#Mitsubishi by Lon on 2010-04-12 10:16
I need assistance with the Mitsubishi MDS-A-V2-3510 Servo Drive/Spindle Amplifier unit. It caused downtime. What happened? When did it occur? Waiting for a quick answer before the next shift.

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#Mitsubishi by R.Baskaran on 2009-08-19 19:31
Dear Sir, In MR-J2S-70A servo drivedisplay showing AL - - ,Kindly help us to solve this problemRegardsR.Baskaran

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#Mitsubishi by ellis on 2010-11-29 08:12
Hello, I am reaching out on behalf of my client regarding an issue with a Mitsubishi MDS-A-V2-3510 Servo Drive/Spindle Amplifier. Could you please provide information on repair options and estimate for this component? Thank you.

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#Mitsubishi by DITMER on 2010-01-29 20:19
We experienced downtime due to an issue with the Mitsubishi MDS-A-V2-3510 Servo Drive/Spindle Amplifier. Can you please provide some guidance on what might have caused this and when it occurred? Appreciate your

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#Mitsubishi by Marginean Marius on 2011-08-02 09:08
Dear Sirs, Please help us with an error code that we have on this driver MDS-B-SP-260, from a MAZAK CNC Lathe QT-200.On the display of the driver we have F6 - 36 error code, and on the machine driver malfunction.Thank you and we are waiting for your reply,Best regards,Marginean Mariusβ€”> …Purchase or Repair: Ticket Image...
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#Mitsubishi by Aguiar on 2010-07-12 21:14
The Mitsubishi MDS-A-V2-3510 MDS-A-V2-3510 servo drive/spindle amplifier seems to have stopped working properly. It's causing issues with the machine's functionality, but I'm unsure of the exact problem. Hopefully, we can get it resolved soon.

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#Mitsubishi by Strayer on 2010-08-17 09:22
Mitsubishi MDS-A-V2-3510 issue Servo Drive/Spindle amplifier malfunction impacting production line. Urgent action needed for repair service assistance.

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#Mitsubishi by DeLurgio on 2021-07-10 09:55
The Mitsubishi Q64AD-GH A/D input module malfunctioned, causing downtime. This occurred during the night shift on July 12th. Please advise ASAP.

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#Mitsubishi by Md. Abdullah Khan on 2010-03-21 03:42
Hello, we need repair info for a Mitsubishi MDS-A-V2-3510 Servo Drive/spindle amplifier. It stopped working and we require a replacement. Can you provide repair assistance quickly for this model? Thank you.

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#Mitsubishi by ALAN BUTTIGIEG on 2024-11-22 02:21
One of the Mitsubishi QM30DY-H transistor modules failed - need a replacement ASAP!

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#Mitsubishi by Lluis j Jaimes Delgado on 2017-03-27 14:00
The Mitsubishi FR-F740-S185K-CHT inverter drive just failed, need immediate attention. No operations until fixed.

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#Mitsubishi by KOSTAS on 2010-10-04 16:55
Could you please provide detailed information on troubleshooting and repairing a Mitsubishi MR-SA-33T Melservo-SA Servo Drive? My client is experiencing some issues with it. Thank you.

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#Mitsubishi by Morandi on 2025-06-02 08:43
The Mitsubishi FR-A240E-11K-05 Inverter is malfunctioning, causing a slowdown in production. Immediate repair and attention are required to restore the line to full operation.

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#Mitsubishi by Luciano da silva gradim on 2025-06-12 01:12
The Mitsubishi inverter FR-U120-N1-5K-UF is displaying error code E22. Machine is not responding to commands and shows "OC" on the display. Need urgent assistance to troubleshoot and fix the issue to resume production.

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#Mitsubishi by Mark Ivess on 2025-05-17 11:38
Looking for someone to repair my Mitsubishi FR-Z320-11K-AL inverter. It's not responding and needs immediate attention. Thank you.

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#Mitsubishi by jay on 2011-08-30 15:28
the error you have is a F6 3b and it means that the unit has over heated, you can power down for 20 min and it may clear its self if not you may need a new drive als make sure the cooling fan on the side is running

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#Mitsubishi by Jaap on 2010-03-19 18:27
The Mitsubishi MDS-A-V2-3510 unit is not working and needs maintenance attention.

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Hello, we have a Mitsubishi Electric Corporation MR-E-40AG-KH003 servo drive that needs repair or replacement. Can you please provide information on how to proceed? Thank you.

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#Mitsubishi by kelly wiebe on 2010-08-21 04:37
Hello, I'm interested in sourcing a Mitsubishi MDS-A-V2-3510 Servo Drive/spindle amplifier. Could you please provide information on pricing and availability? I'm looking to acquire one

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#Mitsubishi Electric by Basudev on 2010-10-24 16:41
I'm experiencing difficulty with the Mitsubishi Electric BD625A887G52 KON-128H power supply. It seems to have stopped working and I'm unsure why. Could you please assist me with this issue?

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#Mitsubishi by St on 2016-07-09 00:56
The Mitsubishi FR-A024-2.2KP is not functioning properly. Please have it checked by maintenance.

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#Mitsubishi by Tim Van Bruggen on 2011-04-05 14:05
I have a Mitsubishi lathe model M-TC8A serial TC8A-005. I believe one of the soft keys on the controll is sticking. I have removed both the small board and large board and cannot find anything wrong with them. I am pretty sure that one is sticking because I can here the beep and all my lights flash …Purchase or Repair: Ticket Image...
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#Mitsubishi by Bruno Neto on 2010-10-18 09:10
I\'m having a trouble with a MR-J2S-70A (Servo Amplifier)It\'s returning the alarm 37 and i don\'t use the regenarative brake and the parameters are well definided for that...The alarms is still there and i\'d like to know if there is anyway to fix it...Thanks for all the information that you can gi…Purchase or Repair: Ticket Image...
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Hello! I hope you're doing well. I'm working on getting your Mitsubishi Electric Corporation MDS-C1-V2-1010 servo drive repaired or replaced. Before proceeding, I just wanted to confirm if it can be repaired or if a new one needs to be purchased. Your

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#Mitsubishi by HUANG on 2010-11-18 18:17
We have a Mitsubishi MDS-A-V2-3510 Servo Drive/spindle amplifier that stopped working. Could you please provide repair information or suggest where to find a replacement? Thank you for your quick assistance.

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#Mitsubishi by eugene a riotte on 2022-09-20 00:00
Mitsubishi MC116 circuit board issue, unit not powering on. Need repair service ASAP.

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#Mitsubishi Okk Hm-40 by Ben Cooper on 2023-05-17 00:00
The Mitsubishi Okk HM-40 is not functioning properly.

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#Mitsubishi by Leopoldo Gonzalez on 2008-01-07 22:02
Dear sirs. I have a Brake press Amada HFB 8025, I need a servo amplifier Melservo Mitsubishi MR-SO 403N

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#Mitsubishi Electric by Keyes on 2010-11-13 22:08
The Mitsubishi Electric BD625A887G52 KON-128H power supply unit is not working according to the maintenance team. Please investigate further.

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#Mitsubishi Okk Hm40 by DAN on 2010-05-15 15:45
: Our industrial unit, a large-scale packaging facility, has been experiencing a consistent issue with the conveyor system. The belt constantly breaks down, causing significant delays in product packaging and resulting in lost revenue. This leads to increased labor costs as we're forced to manually …Purchase or Repair: Ticket Image...
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The Mitsubishi Electric BD625A887G52 KON-128H power supply unit seems to be malfunctioning. It is exhibiting unusual behavior, but I'm not certain what the issue is.

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#Mitsubishi by Dale on 2010-08-21 00:30
Hey, the Mitsubishi MR-SA-33T Melservo-SA drive unit is down. Needs attention ASAP. Hope you can check it out in the morning.

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Please provide details on the availability of support or replacement parts for the Mitsubishi MDS-A-V2-3510 Servo Drive/spindle amplifier. We are in need of a replacement or repair option for this older unit. Thank you.

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