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GRUNDFOS INSTRUCTIONS
LC 23X, LC 24X
Service instructions

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Summary of Contents for Grundfos LC 23 Series

  • Page 1 GRUNDFOS INSTRUCTIONS LC 23X, LC 24X Service instructions...
  • Page 3 LC 23X, LC 24X English (GB) Service instructions ............... . 4...
  • Page 4: Table Of Contents

    Observe the safety instructions in the installation and operating instructions for the product. 1.1 Hazard statements The symbols and hazard statements below may appear in Grundfos installation and operating instructions, safety instructions and service instructions. DANGER Indicates a hazardous situation which, if not avoided, will result in death or serious personal injury.
  • Page 5: Downloading The Firmware Package

    2. Downloading the firmware package Example of the available files for LCLCD and SPC The firmware package is downloaded from Grundfos Technical Information (GTI) which is found on Insite under "Toolbox", "LC Controller (LC 231/241/232/242) Firmware Upgrade". In GTI, there are two files that contain firmware: •...
  • Page 6: Removing The

    In this case, copy the "LCLCD-LC231" folder to the USB stick root directory and rename it to "LCLCD". 6. For LC 241, check the CU 241 software version in Grundfos GO Remote. • If it is V01.00.04.00001 or higher, you can use the copied "LCLCD"...
  • Page 7: Error Codes And What They Mean

    Status Settings Assist Display information during software update Setpoint Control mode 5.00 bar Const. pressure Symbol on display What it means Action/remedy The USB stick is recognised. Operaring mode Actual controlled value The lock symbol is flashing. Normal 4.90 bar No new software is found on the USB stick.
  • Page 8 The firmware file version string is in the wrong The content of the "autorun.txt" file does not match the actual control format. unit. Contact the Grundfos Product Specialist. The content of the "autorun.txt" file does not match the actual control The firmware update is not possible.
  • Page 9 Tel.: +387 33 592 480 Centre Turkey Fax: +387 33 590 465 29-33 Wing Hong Street & 68 King Lam GRUNDFOS Pumper A/S GRUNDFOS POMPA San. ve Tic. Ltd. Sti. www.ba.grundfos.com Street, Cheung Sha Wan Strømsveien 344 Gebze Organize Sanayi Bölgesi E-mail: grundfos@bih.net.ba...
  • Page 10 99633227 03.2021 ECM 1309787...

This manual is also suitable for:

Lc 24 seriesLc 231Lc 241

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