Atlas Copco Service & Repair Forum

The Atlas Copco Electronikon 1900-0701-04 is displaying error code E-123. Equipment is not responding. Please advise on next steps and possible solutions. Thank you.

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— Posted by C.P.Leow on 2025-06-09

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If you need your Atlas Copco unit tested or repaired,
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Industrial Electronic Repair
145 Rockwell Place Ct
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Phone: 1-336-969-0110

Recent 1316 Comments

#Atlas Copco by shivraj choudhary on 2009-10-18 15:47
plesea send me Electrical wiring diagram of GA 30

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#Atlas Copco by James Tesche on 2011-12-16 01:04
Do you have an Atlas Copco Elektronikon II 1900 0710 12 controller available for sale or repair? Our unit went down, and we need to keep production running.

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#Atlas Copco by wissam on 2012-07-02 22:49
it is on of gretes companes and the best

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#Atlas Copco by Steve Land on 2008-01-18 18:52
I NEED A MANUAL FOR THE CONTROLLER AND COMPRESSOR IF POSSIBLE. Thanks Steve

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#Atlas Copco by Alan Irwin on 2012-11-20 03:57
The Atlas Copco Elecktronikon 1900-0590-12 unit is not working and needs maintenance.

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#Atlas Copco by joe garar on 2013-02-04 08:01
appear on the display of control panel 100300000000 for ga55

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#Atlas Copco by Matheus Rodegheri on 2012-01-03 13:24
Hello,We need the repair manual of this compressor to make the maintenance. Can you send to me?Regards

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#Atlas Copco by iur on 2011-06-08 09:39
ELECTRONICON MK 5

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#Atlas Copco by SONATRACH ALGERIES on 2010-10-28 08:32
rtef w

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#Atlas Copco by SACHIN BARAVKAR on 2012-06-09 03:19
Atlas copco is master in manufacturing of compressors

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#Atlas Copco by ngodactoan on 2009-12-25 09:19
I\'m Toan. I am working in MSP-1, White Tiger Field. We used Ga-75. Now, we don\'t have document \" manual of Electronikon\". You can hepl me, send for me document.

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#Atlas Copco by Atiq Khan on 2010-08-31 11:10
we lost our manual. please help us

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#Atlas Copco by bill berke on 2012-04-07 01:55
The Atlas Copco 1900-0700-08 controller just failed - drive or board issue. Need immediate attention to resolve the problem.

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#Atlas Copco by ejaz ayub on 2011-06-12 07:35
hello sir,i am using GA 90 compressor. earlier i upgradaed my compressor and replaced old control module with new Electronikon but i did no receive any catalouge or operating manual with this. could you please send me a complte manual for above module,best regardsejaz ayubelectrical engineer—> …Purchase or Repair: Ticket Image...
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#Atlas Copco by Jomby on 2012-01-30 20:37
Hi Sir,I would like to know the cost to repair MLVA for MP 1600..I will appreciate your soonest reply.Thank You.Aime Jomby

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#Atlas Copco by Frank Yap on 2011-08-24 05:42
my GA15FF compressor will not start, the warning light will keep on blinking. what would be the trouble. Would you mind to send me the manual of electronikon I, and also the operator and maintenance manual for this compressor. thanks.

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#Atlas Copco by Dimitar Minchev on 2009-07-10 06:10
We have GA22FF with Elektronikon I controll. Manual is for Elektronikon II and I cannot configure compressor. Please, send me manual for Elektronikon I.Thank you!Best regards

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#Atlas Copco by Lenin Falconí on 2012-03-20 19:44
Dear Atlas CopcoI need a manual or instructions to set RS485 communications with Siemens Micromaster 440 VSD (variable speed drive). My costummer is replacing the MM440 VSD due to failure, but unfortunately He has lost the parameters of the drive in the process. The enterprise where I work is soluti…Purchase or Repair: Ticket Image...
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#Atlas Copco by Petrica Stancu on 2009-02-16 13:28
Hi,Is it possible to have communication between ES100 and a Siemens CPU PLC through Profibus or TCP/IP ?Many thanks in advance

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#Atlas Copco by David on 2009-08-03 11:40
Very interesting and really needed manual

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#Atlas Copco by Lane on 2012-07-03 23:18
The Atlas Copco 1900-0700-08 controller unit in the shop is not working.

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#Atlas Copco by DEPIGNY Michel on 2007-09-28 08:38
Hi,i have a problem with a compressor Atlas copco GA 90.I need Electronikon documentation in order to determine a problem on the engine and the converter.Best regards

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#Atlas Copco by Richard Nichols on 2009-08-06 20:48
The above module was recently replaced due to display and inputs \"freezing up\" and not functioning. The new module works fine. Can the malfunctioning module be rebuilt and tested? Perhaps the K4 relay, which sees a lot of action could also be replaced? How much cost? It was running on a 2004 ZT55 …Purchase or Repair: Ticket Image...
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#Atlas Copco by Jeiner Jhampier Riofrio Zapata on 2017-05-15 22:10
Buenas tardes,un gusto saludarles desde Perú.El motivo de este mensaje es para solicitar su ayuda con un problema de compresor atlas copco modelo GA22P, controlador modelo MKIII 1900070007Resulta que no arranca el motor de compresor. No muestra ninguna alarma, la temperatura es 24°C.La presión es 0 …Purchase or Repair: Ticket Image...
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#Atlas Copco by Tejas on 2011-07-13 02:02
I am facinga problem since last many days about wiring details in my instrument laboratory.So,please arrange to send me a complete manual for our maintenance purose of view.

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#Atlas Copco by Russell Smith on 2013-10-27 22:34
I am needing all electrical schematic control diagrams

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#Atlas Copco by Zahid Iqbal on 2013-07-30 12:32
The Atlas Copco GA45 1900.0590.74 controller is displaying an error message "Motor Overload".

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#Atlas Copco by jairaj dayal on 2012-04-13 07:38
atlas copco electrical drawings no 9095 4049 00

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#Atlas Copco by SRINIVAS J on 2011-02-26 15:57
ATLAS COPCO IS VERY GOOD COMPANY

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#Atlas Copco by HAMAMI DJAMEL on 2013-04-28 12:18
MANUEL OF GA22FFand problem, Element output hot air

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#Atlas Copco by nassim zouaoui on 2013-12-30 14:27
operating manual thank youragrds

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#Atlas Copco by Don Allen on 2007-07-19 21:25
The Atlas Copco Elektronikon Mark IV 1900 0710 31 unit experienced a malfunction earlier today, causing downtime from 1030 AM to 1145 AM. The specific issue was not documented, but we need to address it

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#Atlas Copco by Atul Kanakdande on 2011-01-04 08:48
i need engineering manual of Electronikon controller.

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#Atlas Copco by JOSE DUENEZ on 2012-04-10 02:22
i need service for compressor and i need worck hours

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#Atlas Copco by hmd on 2011-09-08 10:05
Dears,I need a help for a failure massege of elektronikon panel which its part no. is (2906 0595 05). the failure massege is :22200000210000009820 3978 10when i run this panel, this massege appears and remains in display without any change and no step done yet!please, advice me for this problem and …Purchase or Repair: Ticket Image...
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#Atlas Copco by Gundogmus on 2010-07-27 18:44
Please provide information and availability for replacement part 1900.0590.74 for an Atlas Copco GA55/125 controller. Thank you.

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#Atlas Copco by Pandaya on 2009-03-29 07:14
Dear sirwe need operating instruction for air compresor atlas copco GA75type 1900-0581-05LD4 (Display using seven segmen)Thank you very muchregardpandaya

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#Atlas Copco by JORGE GARCIA on 2008-02-12 02:31
Hi repair shop, we're on-site with an Atlas Copco 1900 0701 02 Elektronikon that's stopped working. Need replacement info ASAP. Appreciate your

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#Atlas Copco by ijenebe anthony on 2010-01-04 11:16
how do i get my GA22 atlas copco compressor started, it is indicating some form of alarm that i cannot decode as the display is not in English language. Probably we can change the language setting?thanks.

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#Atlas Copco by divya darshini on 2016-07-20 11:04
atlas copco ga55c manual required

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#Atlas Copco by INGMAR JOSE BELLOTT ALANDIA on 2009-01-12 17:43
Hola, tengo problemas con encontrar el origen del problema que presenta un compresor Atlas Copco GA-45, el cual no enciende ni apaga, identificando el siguiente aviso en la pantalla del ELEKTRONIKON #1900-07-00-07: \"FALLA DEL SISTEMA 104\", motivo por el cual solicto su colaboración a encontrar el …Purchase or Repair: Ticket Image...
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#Atlas Copco by Piyush rajgor on 2016-11-04 06:01
Sir pls inform me what is the mean of this alarm (100300000000) and how to remove thisThanking you

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#Atlas Copco by Ravikumar Jadhav on 2009-09-12 13:50
Nice product

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#Atlas Copco by samwong on 2009-06-16 11:20
Hi,i need Air compresuress GA55 manual for order a elec valve setplsSAM

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#Atlas Copco by TAMER on 2011-06-14 16:22
we need a manual for atlas copco GA75 electronikon

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#Atlas Copco by gabriel on 2011-08-22 17:14
i need electrical diagram for elektronikonll

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#Atlas Copco by Madushan on 2011-05-20 07:52
I NEED SERVICE & OPERATING MANUEL FOR ATLAS COPCO GA55 THANKS.

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#Atlas Copco by saeid on 2011-11-06 16:05
please tell\" what is it?sincerely yourssaeid-n

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#Atlas Copco by shailendra kumar gaund on 2010-12-22 14:28
hi i am asking u if u could please send me a copy of the operation and trouble shooting manual for the GA7 compressor . for elektronicon controller is truble . please send me trouble shooting manual.thanks & regards.shailendra kumar

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#Atlas Copco by meskine lahcene on 2013-03-01 09:39
HelloI need a technical support for Your controller: a wiring diagram for MKIVCan I have it, pleasebest regardsLahcene

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